sakula | 6b3b9ae3ab46266fd8a9cb431d9dbee6a8722a128c478b15351bed2fd336fe2d

General

Target

cf2cec6f6651ef15115d0cacd781ef60N.exe
Size

92KB
MD5

cf2cec6f6651ef15115d0cacd781ef60
SHA1

22fd12c2610045ce40b3e639b1c2d85dc0198a3b
SHA256

6b3b9ae3ab46266fd8a9cb431d9dbee6a8722a128c478b15351bed2fd336fe2d
SHA512

6b27b5061c866edc5fd46f308891c22a4b9fa2dbea9e8123bd0ac9f2385d5814c9071dfa3710c45c02fd277a2ce3d4bf22c6275589d2e902bedaa5ba711ed946
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrQ:9bfVk29te2jqxCEtg30BM

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

resource	yara_rule
behavioral2/files/0x000a000000023464-2.dat	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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation	cf2cec6f6651ef15115d0cacd781ef60N.exe

Executes dropped EXE 1 IoCs

pid	Process
3236	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe"	cf2cec6f6651ef15115d0cacd781ef60N.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

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	cf2cec6f6651ef15115d0cacd781ef60N.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

pid	Process
3396	cmd.exe
3744	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3744	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4080	cf2cec6f6651ef15115d0cacd781ef60N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4080 wrote to memory of 3236	4080	cf2cec6f6651ef15115d0cacd781ef60N.exe	83
PID 4080 wrote to memory of 3236	4080	cf2cec6f6651ef15115d0cacd781ef60N.exe	83
PID 4080 wrote to memory of 3236	4080	cf2cec6f6651ef15115d0cacd781ef60N.exe	83
PID 4080 wrote to memory of 3396	4080	cf2cec6f6651ef15115d0cacd781ef60N.exe	96
PID 4080 wrote to memory of 3396	4080	cf2cec6f6651ef15115d0cacd781ef60N.exe	96
PID 4080 wrote to memory of 3396	4080	cf2cec6f6651ef15115d0cacd781ef60N.exe	96
PID 3396 wrote to memory of 3744	3396	cmd.exe	98
PID 3396 wrote to memory of 3744	3396	cmd.exe	98
PID 3396 wrote to memory of 3744	3396	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\cf2cec6f6651ef15115d0cacd781ef60N.exe
"C:\Users\Admin\AppData\Local\Temp\cf2cec6f6651ef15115d0cacd781ef60N.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:4080
- 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:3236
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\cf2cec6f6651ef15115d0cacd781ef60N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3396
- - 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:3744

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
b595fbec1dce87bcc1edc407c1dbc205

SHA1
59174f6bc5b0576bf32af7a9ff32dd6f806acafb

SHA256
00bba9f9c5a0a1bdacd1dd27e0461a07a0ea1bd8470844aea6835ecb448aa7b5

SHA512
3d3c2e2278725cbd4c811fb38267206f0355d5e78028255ec7ffc3ad8d43fc871fcde927af6d0e6dc1e115cc23e54b78800eb10b47e33f0861e5e3e9f487d561

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads