sakula | f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028

General

Target

f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe
Size

92KB
MD5

e4216f5f37a2ebfa9084024ab5251bc0
SHA1

4a2c86d0e517f30c164d92853b57299531e024c3
SHA256

f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028
SHA512

5aef143aa4c68646d9e7f2875915e605a1b8543a4a12b8fe0b8e640cd0e5a5df456659dc939e650f5b99869103b6e9a07c4f2efacb7cf11ff12b2c8d20a421db
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrh:9bfVk29te2jqxCEtg30Bt

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/0x0008000000023ca6-3.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-1-5-21-2211717155-842865201-3404093980-1000\Control Panel\International\Geo\Nation	f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe

Executes dropped EXE 1 IoCs

pid	Process
396	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"	f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.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	f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.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
2792	cmd.exe
2820	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2820	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2648	f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2648 wrote to memory of 396	2648	f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe	85
PID 2648 wrote to memory of 396	2648	f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe	85
PID 2648 wrote to memory of 396	2648	f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe	85
PID 2648 wrote to memory of 2792	2648	f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe	92
PID 2648 wrote to memory of 2792	2648	f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe	92
PID 2648 wrote to memory of 2792	2648	f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe	92
PID 2792 wrote to memory of 2820	2792	cmd.exe	94
PID 2792 wrote to memory of 2820	2792	cmd.exe	94
PID 2792 wrote to memory of 2820	2792	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe
"C:\Users\Admin\AppData\Local\Temp\f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.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:2648
- 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:396
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\f3ad43bfaa98423ebdeec8c8f4860432b122d1ebc954461c8123b6528071c028N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2792
- - 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:2820

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
af251be6cc60b46d945cd7302ba124ad

SHA1
f5aca779cdd0cf800d7fe45cb71e603382f887bd

SHA256
06e0db1bbcfac5eed2d4fd99b7b57bee71dc0c3344c6d8e691578728b875b788

SHA512
68f01319143c9704bb0d6240114055d83d8dec40723d5e5a2ee01ef06dac03ecbd376eb2eb016de8d2582efe4208d29fc59e1236dd9cdd0b1fcaf836d336c65d

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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