smokeloader | 839a1e099b0339024bf77ccdf6fc4e8ff9655991dc1145ebdfc3b7113ecd5f7a

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
30-03-2024 12:02

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General

Target

3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
Size

117KB
MD5

3b7218778be3d7dfd698dc30ca190f45
SHA1

32c2555d65bde88d6e0e042a4f94bf4879773f95
SHA256

839a1e099b0339024bf77ccdf6fc4e8ff9655991dc1145ebdfc3b7113ecd5f7a
SHA512

ed69c950d3b64db94d66db3a6cafdbbe80882f0f1649003246f554b96ed2ef6ac5882ec9731b56035935e1c038b47ee9121689ab999e9517a0d7df7ca4beda8e
SSDEEP

1536:xk8rwHurm5yRVWH35FH0pum0peeMpAe3LNXWCnljKREIug6Nr+JoibcN:yQkcWH3XH04pet22Lggx/g6NCJoibcN

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2020

http://fiskahlilian16.top/

http://paishancho17.top/

http://ydiannetter18.top/

http://azarehanelle19.top/

http://quericeriant20.top/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Deletes itself 1 IoCs

Processes:

pid process

3352

pid	process
3352

Suspicious use of SetThreadContext 1 IoCs

Processes:

3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe

description	pid	process	target process
PID 988 set thread context of 1140	988	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe	3b7218778be3d7dfd698dc30ca190f45_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:

3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe

pid	process
1140	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
1140	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
3352
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Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe

pid process

1140 3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

pid process

3352

pid	process
3352

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe

description	pid	process	target process
PID 988 wrote to memory of 1140	988	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
PID 988 wrote to memory of 1140	988	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
PID 988 wrote to memory of 1140	988	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
PID 988 wrote to memory of 1140	988	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
PID 988 wrote to memory of 1140	988	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
PID 988 wrote to memory of 1140	988	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe	3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:988

C:\Users\Admin\AppData\Local\Temp\3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3b7218778be3d7dfd698dc30ca190f45_JaffaCakes118.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1140

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

memory/988-1-0x0000000000670000-0x0000000000770000-memory.dmp

Filesize
1024KB

Download
memory/988-2-0x00000000001C0000-0x00000000001C9000-memory.dmp

Filesize
36KB

Download
memory/1140-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1140-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1140-6-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3352-5-0x00000000025A0000-0x00000000025B5000-memory.dmp

Filesize
84KB

Download