sakula | a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818e

General

Target

a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe
Size

101KB
MD5

77d7d335c307086b4094ac4facd87d20
SHA1

949522519af2fbdf955522524f30b8767e18a667
SHA256

a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818e
SHA512

cbca06313c6fe0d5f32865dfc92821ff1481a6baa1101684ec7185e9ec3b71963f2db0040f39adf9a0019b6bd06bce815f77896dc4915be0b916ad1d971e0bde
SSDEEP

1536:9JbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrGPTEzV:/bfVk29te2jqxCEtg30BibEB

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/0x0007000000023cb6-3.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-1-5-21-3756129449-3121373848-4276368241-1000\Control Panel\International\Geo\Nation	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe

Executes dropped EXE 1 IoCs

pid	Process
3676	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"	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.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	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
5080	cmd.exe
1396	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1396	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3784	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3784 wrote to memory of 3676	3784	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	84
PID 3784 wrote to memory of 3676	3784	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	84
PID 3784 wrote to memory of 3676	3784	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	84
PID 3784 wrote to memory of 5080	3784	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	97
PID 3784 wrote to memory of 5080	3784	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	97
PID 3784 wrote to memory of 5080	3784	a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe	97
PID 5080 wrote to memory of 1396	5080	cmd.exe	99
PID 5080 wrote to memory of 1396	5080	cmd.exe	99
PID 5080 wrote to memory of 1396	5080	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe
"C:\Users\Admin\AppData\Local\Temp\a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.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:3784
- 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:3676
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a5af4417b8648cd57eca23d49447ca355b7502531d2b5366be71f0b66a3b818eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:5080
- - 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:1396

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
101KB

MD5
703fdc593a06bcbd64453cc041a4978c

SHA1
01a07fdc9b871b075416073031b503418c770711

SHA256
b1c70ca0dc0e0b040355f0c58f874b5c5cbc80dc05f58075d8ce83333ec1d437

SHA512
ddee6f83b9e001956ccc8251fd01451e886c36d928415deb4407f99cb771aed08d0107082de7def3115bb63f24f4047b7aa6efb1e685a7e6f433fd4fa643af7b

Download Submit

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads