sakula | f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278

General

Target

f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe
Size

92KB
MD5

3660710ad0bbf668c646810f899cd6c0
SHA1

65865b27b9f426ebfdf93546a027e17d5e162f00
SHA256

f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278
SHA512

3fd2d8bb958cb280378488425b1c51b9c281350d7253f3b1fa8a3b45450198dd6eedf0b8083d4dc7196cd031afb9bc4b83a86d1510f9e47428565b33019190b6
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrf:9bfVk29te2jqxCEtg30Bb

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/0x000b000000023d04-2.dat	family_sakula

Downloads MZ/PE file 1 IoCs

flow	pid	Process
46	1460	Process not Found

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-1-5-21-2573923862-3221519550-2669654151-1000\Control Panel\International\Geo\Nation	f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe

Executes dropped EXE 1 IoCs

pid	Process
4896	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"	f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.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 5 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	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.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 3 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4228	cmd.exe
2492	PING.EXE
4956	MicrosoftEdgeUpdate.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2492	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3800	f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3800 wrote to memory of 4896	3800	f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe	86
PID 3800 wrote to memory of 4896	3800	f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe	86
PID 3800 wrote to memory of 4896	3800	f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe	86
PID 3800 wrote to memory of 4228	3800	f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe	93
PID 3800 wrote to memory of 4228	3800	f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe	93
PID 3800 wrote to memory of 4228	3800	f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe	93
PID 4228 wrote to memory of 2492	4228	cmd.exe	95
PID 4228 wrote to memory of 2492	4228	cmd.exe	95
PID 4228 wrote to memory of 2492	4228	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe
"C:\Users\Admin\AppData\Local\Temp\f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.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:3800
- 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:4896
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\f6f71e0e412d5b908791d693d2576d65ec48e2d3c387d4d0972e17dc29bae278N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4228
- - 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:2492

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU4MTUiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODE1MzQzMTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1NDgwMjg2ODI5Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:4956

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
83072af3c8f6cbf2280db0fe1012fc6e

SHA1
a34a15b5671a4123aac1ef178f7e38e97d835ac0

SHA256
d8b69a481499f428f95861cb9420c25a54921e382f44e8582b4364ef2783883f

SHA512
470f14813615fcfd4d7f388ba4c7ed34d7da7947afbfa0fb0a4d6277b7c31d6fca1368e03253abe9e08898af6d22ee7443fa94a041cd26667f4c5286fe90f977

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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