sakula | e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2

General

Target

e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe
Size

92KB
MD5

7abdb645d0f8cc0fbae041cde5e597e0
SHA1

d567468d66d5e2e5837ecda0f56d7f62941969fe
SHA256

e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2
SHA512

b4b6e919e7fdc5d98c55f18efe73deff27568ee8458f8070ebb3d0078c808c7750077e6e421fea7099899b6112bee84c7fe7aec3686856f54848b475320472e6
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtr5:9bfVk29te2jqxCEtg30BN

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/0x0008000000023c60-2.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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe

Executes dropped EXE 1 IoCs

pid	Process
3928	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"	e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.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	e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.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
3776	PING.EXE
3104	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3776	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3656	e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 3928	3656	e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe	84
PID 3656 wrote to memory of 3928	3656	e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe	84
PID 3656 wrote to memory of 3928	3656	e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe	84
PID 3656 wrote to memory of 3104	3656	e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe	100
PID 3656 wrote to memory of 3104	3656	e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe	100
PID 3656 wrote to memory of 3104	3656	e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe	100
PID 3104 wrote to memory of 3776	3104	cmd.exe	102
PID 3104 wrote to memory of 3776	3104	cmd.exe	102
PID 3104 wrote to memory of 3776	3104	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe
"C:\Users\Admin\AppData\Local\Temp\e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.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:3656
- 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:3928
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\e7f20e3ae52eac8c84dd1fb5664dc21e9b2f636147edc90e2f3e7b52d1c8b1a2N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3104
- - 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:3776

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
d8bd37af32576d9282813f32171948ea

SHA1
9368af0f27c2ff6da55e8f04032a96ef9f428ce7

SHA256
2508b08fe275d02340bf225116fc8730337ccc6b812fa34deef66e3e4ff2f8c5

SHA512
d22f3493dbdc9a7cb47f3fa4fe9cf0bbe3fb8e37de9d01bd2d7ef0bc25e573fa11e2d3613046c4f475a587b4f6a215de5b6bfd7b2e937fc0877e1fda42accfe9

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads