sakula | ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419

General

Target

ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe
Size

92KB
MD5

e16cfb02e649095ce43c69f79a0325e0
SHA1

a86d3981efa750c737d13d782edfac1d0241fb7f
SHA256

ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419
SHA512

32c6944a59b7b6a498d353ddedf0372a267a31ea6b6b6ad3778f6c3ba17a4c229d4358462cb0fc7c96ed49379761bffd0347a70abcbdb546b4a95509e44ae137
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrZ:9bfVk29te2jqxCEtg30Bt

Score

10^/10

sakula discovery persistence rat trojan

Malware Config

Extracted

Family

sakula

C2

www.savmpet.com

Signatures

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

Sakula payload 1 IoCs

Processes:

resource	yara_rule
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:

ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

4348 AdobeUpdate.exe

pid	process
4348	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.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"	ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

cmd.exePING.EXEff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exeAdobeUpdate.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
discovery

Internet Connection Discovery
T1016.001

Processes:

cmd.exePING.EXE

pid process

1800 cmd.exe
1484 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1484 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe

description pid process

Token: SeIncBasePriorityPrivilege 3808 ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe

pid	process
1800	cmd.exe
1484	PING.EXE

pid	process
1484	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	3808	ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.execmd.exe

description	pid	process	target process
PID 3808 wrote to memory of 4348	3808	ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe	AdobeUpdate.exe
PID 3808 wrote to memory of 4348	3808	ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe	AdobeUpdate.exe
PID 3808 wrote to memory of 4348	3808	ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe	AdobeUpdate.exe
PID 3808 wrote to memory of 1800	3808	ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe	cmd.exe
PID 3808 wrote to memory of 1800	3808	ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe	cmd.exe
PID 3808 wrote to memory of 1800	3808	ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe	cmd.exe
PID 1800 wrote to memory of 1484	1800	cmd.exe	PING.EXE
PID 1800 wrote to memory of 1484	1800	cmd.exe	PING.EXE
PID 1800 wrote to memory of 1484	1800	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe
"C:\Users\Admin\AppData\Local\Temp\ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3808
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4348
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\ff7c1f48c314209bfc7ee69dfef4fd2ca3745055d437b5f3dc7c622138bd6419N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1800
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:1484

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

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
1a341fb75c890e6c0c56191d367fbf3e

SHA1
055dd03344cc67a92c052599d5f4acc14c2f2df3

SHA256
dd106ca26ae7058272dda6d090d6f43fc5d86793b5745cb3ca109909517e306f

SHA512
08c7e22b43addf1af8ea9f949ad8218b8dad9c49a421ea5f0e68db4a47727e53a83bc5678e8e56dc156d1d7e857b3fb378293629685066b8ce36bd4c741ba5f0

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads