a32dd41eaab0c5e1eaa78be3c0bb73b48593de8d97a7510b97de3fd993538600

Analysis

max time kernel
41s
max time network
50s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 03:10

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General

Target

VC_redist.x86.exe
Size

13.2MB
MD5

8457542fd4be74cb2c3a92b3386ae8e9
SHA1

198722b4f5fc62721910569d9d926dce22730c22
SHA256

a32dd41eaab0c5e1eaa78be3c0bb73b48593de8d97a7510b97de3fd993538600
SHA512

91a6283f774f9e2338b65aa835156854e9e76aed32f821b13cfd070dd6c87e1542ce2d5845beb5e4af1ddb102314bb6e0ad6214d896bb3e387590a01eae0c182
SSDEEP

393216:x3RwlptVYmfr7yBG/4uOzH01/Nc1eJ/RXZMPDyiX:xGpttD7yBG/jx1/N/tZUDJ

Score

4^/10

discovery

Malware Config

Signatures

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Executes dropped EXE 1 IoCs

Processes:

VC_redist.x86.exe

pid process

392 VC_redist.x86.exe
Loads dropped DLL 1 IoCs

Processes:

VC_redist.x86.exe

pid process

392 VC_redist.x86.exe

pid	process
392	VC_redist.x86.exe

pid	process
392	VC_redist.x86.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

VC_redist.x86.exe

description	pid	process	target process
PID 1696 wrote to memory of 392	1696	VC_redist.x86.exe	VC_redist.x86.exe
PID 1696 wrote to memory of 392	1696	VC_redist.x86.exe	VC_redist.x86.exe
PID 1696 wrote to memory of 392	1696	VC_redist.x86.exe	VC_redist.x86.exe

C:\Users\Admin\AppData\Local\Temp\VC_redist.x86.exe
"C:\Users\Admin\AppData\Local\Temp\VC_redist.x86.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1696

C:\Windows\Temp\{4B61D8F4-048B-46C6-B8CF-0408C5EEB94E}\.cr\VC_redist.x86.exe
"C:\Windows\Temp\{4B61D8F4-048B-46C6-B8CF-0408C5EEB94E}\.cr\VC_redist.x86.exe" -burn.clean.room="C:\Users\Admin\AppData\Local\Temp\VC_redist.x86.exe" -burn.filehandle.attached=560 -burn.filehandle.self=648
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:392

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Windows\Temp\{4B61D8F4-048B-46C6-B8CF-0408C5EEB94E}\.cr\VC_redist.x86.exe
Filesize
634KB

MD5
337b547d2771fdad56de13ac94e6b528

SHA1
3aeecc5933e7d8977e7a3623e8e44d4c3d0b4286

SHA256
81873c2f6c8bc4acaad66423a1b4d90e70214e59710ea7f11c8aeb069acd4cd0

SHA512
0d0102fafb7f471a6836708d81952f2c90c2b126ad1b575f2e2e996540c99f7275ebd1f570cafcc945d26700debb1e86b19b090ae5cdec2326dd0a6a918b7a36

Download Submit
C:\Windows\Temp\{AF69A40F-6E3B-4EC8-BAE0-086115C3033E}\.ba\logo.png
Filesize
1KB

MD5
d6bd210f227442b3362493d046cea233

SHA1
ff286ac8370fc655aea0ef35e9cf0bfcb6d698de

SHA256
335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef

SHA512
464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b

Download Submit
C:\Windows\Temp\{AF69A40F-6E3B-4EC8-BAE0-086115C3033E}\.ba\wixstdba.dll
Filesize
191KB

MD5
eab9caf4277829abdf6223ec1efa0edd

SHA1
74862ecf349a9bedd32699f2a7a4e00b4727543d

SHA256
a4efbdb2ce55788ffe92a244cb775efd475526ef5b61ad78de2bcdfaddac7041

SHA512
45b15ade68e0a90ea7300aeb6dca9bc9e347a63dba5ce72a635957564d1bdf0b1584a5e34191916498850fc7b3b7ecfbcbfcb246b39dbf59d47f66bc825c6fd2

Download Submit