sakula | ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47

General

Target

ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe
Size

92KB
MD5

a5ec38ece82a0c310dd6e8aee8a3a35a
SHA1

4051b73fcee693e17a2e4aa8b63eba3e60e05645
SHA256

ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47
SHA512

c91e713076555f69bfad89c88623828e8f5462b8c5e2ed8bc255e6ff28cf55f15b450431b45bb575c69f469bb060efbd889ccd248463f4c3159e73972ff69098
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrR:9bfVk29te2jqxCEtg30B1

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

Processes:

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

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

588 cmd.exe
Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

2828 AdobeUpdate.exe
Loads dropped DLL 4 IoCs

Processes:

ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exeAdobeUpdate.exe

pid process

2764 ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe
2828 AdobeUpdate.exe
2828 AdobeUpdate.exe
2828 AdobeUpdate.exe

pid	process
588	cmd.exe

pid	process
2828	AdobeUpdate.exe

pid	process
2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe
2828	AdobeUpdate.exe
2828	AdobeUpdate.exe
2828	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.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"	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.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:

ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exeAdobeUpdate.execmd.exePING.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.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

Processes:

cmd.exePING.EXE

pid process

588 cmd.exe
792 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

792 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe

description pid process

Token: SeIncBasePriorityPrivilege 2764 ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe

pid	process
588	cmd.exe
792	PING.EXE

pid	process
792	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.execmd.exe

description	pid	process	target process
PID 2764 wrote to memory of 2828	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	AdobeUpdate.exe
PID 2764 wrote to memory of 2828	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	AdobeUpdate.exe
PID 2764 wrote to memory of 2828	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	AdobeUpdate.exe
PID 2764 wrote to memory of 2828	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	AdobeUpdate.exe
PID 2764 wrote to memory of 2828	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	AdobeUpdate.exe
PID 2764 wrote to memory of 2828	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	AdobeUpdate.exe
PID 2764 wrote to memory of 2828	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	AdobeUpdate.exe
PID 2764 wrote to memory of 588	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	cmd.exe
PID 2764 wrote to memory of 588	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	cmd.exe
PID 2764 wrote to memory of 588	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	cmd.exe
PID 2764 wrote to memory of 588	2764	ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe	cmd.exe
PID 588 wrote to memory of 792	588	cmd.exe	PING.EXE
PID 588 wrote to memory of 792	588	cmd.exe	PING.EXE
PID 588 wrote to memory of 792	588	cmd.exe	PING.EXE
PID 588 wrote to memory of 792	588	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe
"C:\Users\Admin\AppData\Local\Temp\ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2828
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\ac3a8eada767387493aef3a79413bfa5ece2a8cbc029d5541597eedf5c1b7d47.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:588
- - 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:792

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

Remote System Discovery

1

T1018

System Information Discovery

1

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

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

Filesize
92KB

MD5
058b88299adf7b25317c7ad32d814b2d

SHA1
d24fbc6f1a342f4f1c0078af3d0116d4786976c2

SHA256
564d36a540196f5a0e71ed8d8e5c16c4e51b10f936a2a983174b1732bd7c19f9

SHA512
889924d1e6b8ed2b14e5937be576acdac3fa5de8e19cf8d85aca5e71ee3232aff61e7c5cfd69729e3bda13e22488ec2add0ead84d7524b9fe1890d16c247b709

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads