sakula | 861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04a

General

Target

861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe
Size

92KB
MD5

5946be205052a748a1e150d8c2ee13f0
SHA1

4058afb3eee7a01b3fa123d4d85fe4e7c0d2f1ec
SHA256

861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04a
SHA512

3ab7cbb51855ce63bdce26b689f96ca2e004fc88440ac57d2b06b86d1c2577b9cb661097c6a304eb4d4beb34f23e85b7ed6f680fcaa2a9bb6ffcd5f9c3cfd3f7
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrs:9bfVk29te2jqxCEtg30Bo

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 family
sakula

Sakula payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000c000000023b9d-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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe

Executes dropped EXE 1 IoCs

pid	Process
4344	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"	861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.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	861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.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
4624	cmd.exe
4044	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4044	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4120	861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4120 wrote to memory of 4344	4120	861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe	82
PID 4120 wrote to memory of 4344	4120	861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe	82
PID 4120 wrote to memory of 4344	4120	861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe	82
PID 4120 wrote to memory of 4624	4120	861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe	91
PID 4120 wrote to memory of 4624	4120	861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe	91
PID 4120 wrote to memory of 4624	4120	861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe	91
PID 4624 wrote to memory of 4044	4624	cmd.exe	93
PID 4624 wrote to memory of 4044	4624	cmd.exe	93
PID 4624 wrote to memory of 4044	4624	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe
"C:\Users\Admin\AppData\Local\Temp\861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.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:4120
- 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:4344
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\861b8ffa7eaa49732183c132104a1f361d6263c95beb6bbf823e353f1f25c04aN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4624
- - 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:4044

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
ae2137bb83fd44f3407754bda33cb852

SHA1
efa15608848e9909cd7ae8a6dc79c0d4c9f405f5

SHA256
45b44e1c197bdfff4220f03d2fb512d9d9cf2855d3b59b96a2ec4fa9808d39f1

SHA512
623bb2bb7e41197eeb5895334d6c2de29e83fd724247eed5371f17e3ae896243d42efba8b86b19ca15379326adedea10c6cb4864750798c5b4e319b690040a7f

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads