sakula | 8b041f119f9abfa8bf1e457377590081a54d14d3a2ec4bd5752e02ea5e2c5422

General

Target

6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe
Size

4.5MB
MD5

c97b519b7132f82a64bdb943466ad984
SHA1

8acc0bfbbbcbf5b98ce5190aafb6ec57b4d3c836
SHA256

6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965
SHA512

0ceb88b93d9280c54e039b39bfb0195759b6c52a4abb77b92fa4ddb9c7d08f1f50bc4a50ab9d92897bca5b3601cae90218f45b64070bdb1b4a7911551a4d4c9c
SSDEEP

24576:0+9mrnE2Zjll/6b8h3UZrgEu8CkBW+M3nXvIMfhlG144EE/f5DBMY/:0Y2ZjlkWEZw8Jk+EXvIMfP4FRaY/

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 payload 1 IoCs

resource	yara_rule
behavioral2/files/0x000700000002362a-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-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation	6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe

Executes dropped EXE 1 IoCs

pid	Process
4220	MediaCenter.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\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.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	6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.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
4976	cmd.exe
4860	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4860	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	780	6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 780 wrote to memory of 4220	780	6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe	91
PID 780 wrote to memory of 4220	780	6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe	91
PID 780 wrote to memory of 4220	780	6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe	91
PID 780 wrote to memory of 4976	780	6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe	104
PID 780 wrote to memory of 4976	780	6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe	104
PID 780 wrote to memory of 4976	780	6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe	104
PID 4976 wrote to memory of 4860	4976	cmd.exe	106
PID 4976 wrote to memory of 4860	4976	cmd.exe	106
PID 4976 wrote to memory of 4860	4976	cmd.exe	106

C:\Users\Admin\AppData\Local\Temp\6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe
"C:\Users\Admin\AppData\Local\Temp\6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.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:780
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4220
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\6a3ecd6dd8f8099413faeda6715cf1be7c4fd9388a5e35e2084d7641fc143965.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4976
- - 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:4860

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1284,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=4404 /prefetch:8
1⤵
PID:772

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\MediaCenter.exe

Filesize
4.5MB

MD5
d96497fe34f24baacb546d7231f2c9c2

SHA1
8a4313a8770ea4d7a12162657220ec141e1fca09

SHA256
651c946b428a24f07e63e685ddb4b113f39b3f8f39352044439669da731b1d18

SHA512
896b61f75bb075b998af7810a7401b95d3f10078a0d100002977ce01a63e1902fa196a14fb1dac1e95751a04985429a556ccf373e5e1cf7c673643e36b806b59

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads