sakula | 50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603

General

Target

50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe
Size

101KB
MD5

ebb8d4e884bbb7176ad3e5596ceee5f0
SHA1

8937fa9e58d71c561b0d7a2ad31fb777808cc516
SHA256

50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603
SHA512

198eee512cdfa8b03e88a642e9412f919fc1c94fdac15aba7810482381136e35e923f0625e5742665a9729c1448cadb405dc9ec8b6b0a2e93bc4a86836c539cf
SSDEEP

1536:9JbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrGPTEz4:/bfVk29te2jqxCEtg30BibEc

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 payload 1 IoCs

Processes:

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

Processes:

50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

3492 AdobeUpdate.exe

pid	process
3492	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.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"	50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.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:

50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exeAdobeUpdate.execmd.exePING.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.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:

PING.EXEcmd.exe

pid process

4772 PING.EXE
2116 cmd.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4772 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe

description pid process

Token: SeIncBasePriorityPrivilege 3260 50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe

pid	process
4772	PING.EXE
2116	cmd.exe

pid	process
4772	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	3260	50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.execmd.exe

description	pid	process	target process
PID 3260 wrote to memory of 3492	3260	50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe	AdobeUpdate.exe
PID 3260 wrote to memory of 3492	3260	50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe	AdobeUpdate.exe
PID 3260 wrote to memory of 3492	3260	50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe	AdobeUpdate.exe
PID 3260 wrote to memory of 2116	3260	50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe	cmd.exe
PID 3260 wrote to memory of 2116	3260	50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe	cmd.exe
PID 3260 wrote to memory of 2116	3260	50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe	cmd.exe
PID 2116 wrote to memory of 4772	2116	cmd.exe	PING.EXE
PID 2116 wrote to memory of 4772	2116	cmd.exe	PING.EXE
PID 2116 wrote to memory of 4772	2116	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe
"C:\Users\Admin\AppData\Local\Temp\50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.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:3260
- 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:3492
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\50fbab781baebc5fa2728276289e5ef2de2ee1d1ae8bdc213ababc6d242ca603.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2116
- - 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:4772

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
101KB

MD5
fb9d42b2548dd879ab4293d216c398e9

SHA1
8d0d5b3398ab6eae1816e02da82e8fda391ed002

SHA256
540dd6bb5eeac6e5b74644ff0958fae7c7e9cc71cc04ea257e8fc829389d93bd

SHA512
458a8b34d6bbc3fae1c59bf1e4f4a2e0de1596e67fe7dd24197f0a45ce4d0c99961c3dba909d948adb8b50810ef4f19e6cb1a9fa812f34252f61da61694467ab

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads