4cdeb2eae1cec1ab07077142313c524e9cf360cdec63497538c4405c2d8ded62

Analysis

max time kernel
124s
max time network
126s
platform
windows11-21h2_x64
resource
win11-20240611-en
resource tags

arch:x64arch:x86image:win11-20240611-enlocale:en-usos:windows11-21h2-x64system
submitted
01-07-2024 07:04

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General

Target

Quasar v1.4.1/3rdPartyLicenses/BouncyCastle_license.html
Size

1KB
MD5

bf8d5a737e70dd3493a475b8672f14df
SHA1

01d35be1b65293f7ca43ee1045424599923ab54a
SHA256

6b73c0a42d138d1f05b527c7b936e79af9f44a55d52e35f912da15c0dea43d30
SHA512

ecc23ef88b80944ed135233118db167bf5dc161b0392af25ae846010f9993673bbdb62f88bf6de24dc060a48a0cfe96be261d30f5dac2705ed0f01d987fe24b8

Score

1^/10

Malware Config

Signatures

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

msedge.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

msedge.exemsedge.exeidentity_helper.exemsedge.exemsedge.exe

pid process

540 msedge.exe
540 msedge.exe
5028 msedge.exe
5028 msedge.exe
3676 identity_helper.exe
3676 identity_helper.exe
1316 msedge.exe
1316 msedge.exe
2904 msedge.exe
2904 msedge.exe
2904 msedge.exe
2904 msedge.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 6 IoCs

Processes:

msedge.exe

pid process

5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe

pid	process
540	msedge.exe
540	msedge.exe
5028	msedge.exe
5028	msedge.exe
3676	identity_helper.exe
3676	identity_helper.exe
1316	msedge.exe
1316	msedge.exe
2904	msedge.exe
2904	msedge.exe
2904	msedge.exe
2904	msedge.exe

Suspicious use of FindShellTrayWindow 25 IoCs

Processes:

msedge.exe

pid	process
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe
5028	msedge.exe

Suspicious use of SendNotifyMessage 12 IoCs

Processes:

msedge.exe

pid process

5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe
5028 msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

msedge.exe

description	pid	process	target process
PID 5028 wrote to memory of 4860	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 4860	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 468	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 540	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 540	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe
PID 5028 wrote to memory of 2900	5028	msedge.exe	msedge.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument C:\Users\Admin\AppData\Local\Temp\Quasar v1.4.1\3rdPartyLicenses\BouncyCastle_license.html
1⤵
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:5028

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=90.0.4430.212 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=90.0.818.66 --initial-client-data=0x100,0x104,0x108,0xdc,0x10c,0x7fff4d8a3cb8,0x7fff4d8a3cc8,0x7fff4d8a3cd8
2⤵
PID:4860

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --gpu-preferences=SAAAAAAAAADgAAAwAAAAAAAAAAAAAAAAAABgAAAAAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=1948 /prefetch:2
2⤵
PID:468

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2284 /prefetch:3
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:540

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2656 /prefetch:8
2⤵
PID:2900

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3208 /prefetch:1
2⤵
PID:4752

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3228 /prefetch:1
2⤵
PID:3128

C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\90.0.818.66\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5256 /prefetch:8
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3676

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5292 /prefetch:1
2⤵
PID:1444

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5316 /prefetch:1
2⤵
PID:2872

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3240 /prefetch:1
2⤵
PID:5040

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3312 /prefetch:1
2⤵
PID:1856

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5400 /prefetch:8
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:1316

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=1944,4760928807012719447,18269392316777870918,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.22000.1 --gpu-preferences=SAAAAAAAAADoAAAwAAAAAAAAAAAAAAAAAABgAAAQAAAoAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAB4AAAAAAAAAHgAAAAAAAAAKAAAAAQAAAAgAAAAAAAAACgAAAAAAAAAMAAAAAAAAAA4AAAAAAAAABAAAAAAAAAAAAAAAAUAAAAQAAAAAAAAAAAAAAAGAAAAEAAAAAAAAAABAAAABQAAABAAAAAAAAAAAQAAAAYAAAAIAAAAAAAAAAgAAAAAAAAA --mojo-platform-channel-handle=5340 /prefetch:2
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2904

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3392

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3472

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
Filesize
152B

MD5
2dfecbb576ee9795c5284da8a2a3c7f5

SHA1
f1f0a6a97850aca2b4ab267a017564af02f24948

SHA256
dca6901942fa748fc01339192c0738a06847d8497c9c61298f1e5df1f8352fb0

SHA512
d664cc261113427810dd0b2d32763ddd08611a528fe6b285782d6b8ac03304b72a90fe7f3f7142e825ab8d948d5c9cf52f420546f3796b2ac23f3d00f3c17389

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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
Filesize
152B

MD5
6486ee9e961a437dadb68ff1544d18a8

SHA1
05f4daccca0bc1ce73fe71ad2325ba5dadd3df25

SHA256
9a98b4686c9e90672a548c873943b3027fb111f7992263111d912318429f5834

SHA512
ee3659f68a46f37f340f98b85a7aa289e700c5ced2a4f0104673bb5f18cc82d1e9b838ec0278407213c6ed2073998e7aad78a7a39390b7e460c8e26dfa91d0e9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Filesize
5KB

MD5
08de64488216034c623a90c7d5369ac5

SHA1
6dfcf458dc5d14ee8f28696c33a9fe8ef07d549b

SHA256
66ebf44384e67b18e7731f0a74ec57d7e8a4a0290aa8332c34c1b1c0243bb80f

SHA512
df91fe679e2aed57765d6f1579f558849bf1f8ea2af5101de1398f0b27c195c3cd24d130d4bd212fbf51f33cf34e77f95ba057db1ac2782c8460b206c6ba0e21

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
Filesize
5KB

MD5
b67d723fc239533524bfd8ac25c1a09e

SHA1
01e4f34662088a2b1590df60b891a87988c48586

SHA256
e6593e31b26ce5926cd54cd4a57ac12ee6f6a81461c5f1a16c9ce7cec09c0b05

SHA512
4f36758c8ad773e8b41341867c267c8838b178101d594dd57dfdffe6354c8d39a381caa27837c81552b4514cedf13fcf412672766509c23fd546908b4fd58614

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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
Filesize
16B

MD5
46295cac801e5d4857d09837238a6394

SHA1
44e0fa1b517dbf802b18faf0785eeea6ac51594b

SHA256
0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

SHA512
8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
Filesize
16B

MD5
206702161f94c5cd39fadd03f4014d98

SHA1
bd8bfc144fb5326d21bd1531523d9fb50e1b600a

SHA256
1005a525006f148c86efcbfb36c6eac091b311532448010f70f7de9a68007167

SHA512
0af09f26941b11991c750d1a2b525c39a8970900e98cba96fd1b55dbf93fee79e18b8aab258f48b4f7bda40d059629bc7770d84371235cdb1352a4f17f80e145

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C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
Filesize
11KB

MD5
4819e086e0e6bd0777cfbb22996e253c

SHA1
2b495cdabcee4a3469c4eeb92d2f5c7bfa94d72f

SHA256
ffca4d70085175175fcdd7f37a26c4aaa3d219456dbcf22ebbcd0e3120ed33f7

SHA512
20378e464888b80bcba73c85ecd4315a9d289eaea91d0dc00c4482a3495f79d2b53ff2d9ca693e24cf73417e63db4e83dd74cf2a5da2f4bd64b3737043c5c3d8

Download Submit