smokeloader | e05c7fcc42723f4fac59df160aea217fbad7aeab5c0caeb9915bd3c54e38fc6a

Analysis

max time kernel
142s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
28-06-2024 10:29

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General

Target

19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
Size

592KB
MD5

19ca88faee3769b393e39b0b53f7ffd1
SHA1

3e62d03b64aed59dfc73896a9889c0217a7fad33
SHA256

e05c7fcc42723f4fac59df160aea217fbad7aeab5c0caeb9915bd3c54e38fc6a
SHA512

7d43a8d728d8b948fbf81a4cc6c06b3b12142e853f467bf1c6426e24d0752b97759de26450eb031c8d40157aef5be8bb69264e36937a1b661c0b87c71395e040
SSDEEP

6144:txlfxurXPrbF8v3RYQWZI+FxOXoH+pPD2onA9+CEJPxJH1c/J9BquozilfJXnIZ6:xxuznF8vBxyxOBtlAM9JPbVmHoKivBq

Score

10^/10

smokeloader ku11 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

ku11

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Loads dropped DLL 1 IoCs

Processes:

19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

pid process

4972 19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

376 4972 WerFault.exe 19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

pid	process
4972	19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

pid	pid_target	process	target process
376	4972	WerFault.exe	19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
PID:4972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4972 -s 460
2⤵
- Program crash
PID:376

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4972 -ip 4972
1⤵
PID:1732

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4416,i,6870419347051655189,5491911050420577193,262144 --variations-seed-version --mojo-platform-channel-handle=4596 /prefetch:8
1⤵
PID:2356

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

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\Temp\5C1B.tmp
Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/4972-0-0x00000000007C0000-0x00000000007C1000-memory.dmp

Filesize
4KB

Download
memory/4972-2-0x0000000000830000-0x000000000083A000-memory.dmp

Filesize
40KB

Download
memory/4972-1-0x0000000000820000-0x000000000082A000-memory.dmp

Filesize
40KB

Download
memory/4972-7-0x0000000000830000-0x000000000083A000-memory.dmp

Filesize
40KB

Download