sakula | 3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c

General

Target

3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe
Size

92KB
MD5

740424db45545090e067833f6bda99a1
SHA1

7222293082aa9328b724c5cc0d97d0f763940fd6
SHA256

3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c
SHA512

fe2fa27864b5ab135a489c3b4975115db61325fe428f563fbeb8470d23ef6cc865823e5e7dfd7e58e4a94c079d4e88f4664449ea033154a3a04456ac1798fee6
SSDEEP

1536:R7M3BhP/E9y9f/zMGv/4P6bR1ik5J/lEuU0Ay2s+eHxCEtkz30rtrJ:O3BN+IfRO6bRnlZAvHcxCEtg30Bt

Score

10^/10

sakula discovery persistence rat trojan

Malware Config

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
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:

3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe

Executes dropped EXE 1 IoCs

Processes:

AdobeUpdate.exe

pid process

1340 AdobeUpdate.exe

pid	process
1340	AdobeUpdate.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.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"	3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.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:

AdobeUpdate.execmd.exePING.EXE3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe

description	ioc	process
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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.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

1000 cmd.exe
1640 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1640 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe

description pid process

Token: SeIncBasePriorityPrivilege 1768 3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe

pid	process
1000	cmd.exe
1640	PING.EXE

pid	process
1640	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	1768	3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.execmd.exe

description	pid	process	target process
PID 1768 wrote to memory of 1340	1768	3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe	AdobeUpdate.exe
PID 1768 wrote to memory of 1340	1768	3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe	AdobeUpdate.exe
PID 1768 wrote to memory of 1340	1768	3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe	AdobeUpdate.exe
PID 1768 wrote to memory of 1000	1768	3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe	cmd.exe
PID 1768 wrote to memory of 1000	1768	3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe	cmd.exe
PID 1768 wrote to memory of 1000	1768	3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe	cmd.exe
PID 1000 wrote to memory of 1640	1000	cmd.exe	PING.EXE
PID 1000 wrote to memory of 1640	1000	cmd.exe	PING.EXE
PID 1000 wrote to memory of 1640	1000	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe
"C:\Users\Admin\AppData\Local\Temp\3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.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:1768
- 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:1340
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\3c582818609acaadc82ecd99f2a457dcbb0823e21f4023e121b05f8cbc63fe0c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1000
- - 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:1640

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
bd56bb35a7eb876af13e1b30ca90f031

SHA1
ba52e5e42ac54d900720d6410671a35d49e14f43

SHA256
99f1c480b9261a51057209aa2d8e0349f9b9c1443c4cfeb429b34cae99c6442b

SHA512
b6276cd570d78880473db67491fb641b8a0e4b5f64d76601141d76cae7c1835e9253afbc2951c3c8f630c93616dbf76baba5016182907a8b894a3a3b1798f58d

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads