sakula | 1ca4d91b8df358b7d3fbf7c96ef104328554608de7892e05fb8c81474112ffcd

Analysis

max time kernel
129s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
17-10-2023 20:58

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General

Target

NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe
Size

92KB
MD5

280b4761b5389061dc7bf992a83c11d0
SHA1

fa613d403ed14ebd384fcc6ed986b442b0e443be
SHA256

1ca4d91b8df358b7d3fbf7c96ef104328554608de7892e05fb8c81474112ffcd
SHA512

20f55909fa7ee67c60e12e7f537520c3dbbca7934d2c74d15505e9982b3dcd2fc3d61fb7905442236c9d6d201448e0e631574c75649a4d84f51b71dbb19c1afc
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrs:9bfVk29te2jqxCEtg30BA

Score

10^/10

sakula persistence rat trojan

Malware Config

Extracted

Family

sakula

www.savmpet.com

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Sakula payload 2 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe	family_sakula

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-919254492-3979293997-764407192-1000\Control Panel\International\Geo\Nation	NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

4408 AdobeUpdate.exe

pid	process
4408	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe"	NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4816 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe

description pid process

Token: SeIncBasePriorityPrivilege 700 NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe

pid	process
4816	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	700	NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

NEAS.280b4761b5389061dc7bf992a83c11d0_JC.execmd.exe

description	pid	process	target process
PID 700 wrote to memory of 4408	700	NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe	AdobeUpdate.exe
PID 700 wrote to memory of 4408	700	NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe	AdobeUpdate.exe
PID 700 wrote to memory of 4408	700	NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe	AdobeUpdate.exe
PID 700 wrote to memory of 4316	700	NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe	cmd.exe
PID 700 wrote to memory of 4316	700	NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe	cmd.exe
PID 700 wrote to memory of 4316	700	NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe	cmd.exe
PID 4316 wrote to memory of 4816	4316	cmd.exe	PING.EXE
PID 4316 wrote to memory of 4816	4316	cmd.exe	PING.EXE
PID 4316 wrote to memory of 4816	4316	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:700

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
2⤵
- Executes dropped EXE
PID:4408

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.280b4761b5389061dc7bf992a83c11d0_JC.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:4316

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Filesize
92KB

MD5
bf03afa38629d617aff58a0bd255bd62

SHA1
568a1077f1041939802a6d373570c60b25328a9e

SHA256
f12392b35076a3a10227dc71f29b63c7441f40c519fc8d6c548c667cb6a5be6d

SHA512
95f823a8de821c5a6e3081040cdf872279841956458454710884943d6bbd60f825dcf07b1598de377cf0af8671059ed1118b04fae6e55535db9f654179d6140e

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C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
Filesize
92KB

MD5
bf03afa38629d617aff58a0bd255bd62

SHA1
568a1077f1041939802a6d373570c60b25328a9e

SHA256
f12392b35076a3a10227dc71f29b63c7441f40c519fc8d6c548c667cb6a5be6d

SHA512
95f823a8de821c5a6e3081040cdf872279841956458454710884943d6bbd60f825dcf07b1598de377cf0af8671059ed1118b04fae6e55535db9f654179d6140e

Download Submit