sakula | 8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306b

General

Target

8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe
Size

92KB
MD5

2ceecd1d7a7f49ccc44aaeca1aaddc90
SHA1

a86faa77b7a4abafa84a47aab6c77558ddf08adf
SHA256

8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306b
SHA512

2a36fd037d825c0f1f96da88a46b046f705e333567efab6706667a9c71b6a48b0a97429001a195eb2d75353cca1c79ba2eaba2d426d55ff52287b3346ac008d5
SSDEEP

1536:TJbCiJVkgMaT2itTkjoRXnM48dXFajVPYxCEtkz30rtrZ:9bfVk29te2jqxCEtg30B9

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/0x000c000000023b79-2.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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe

Executes dropped EXE 1 IoCs

pid	Process
4420	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"	8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.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	8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.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

pid	Process
760	cmd.exe
4416	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4416	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4928	8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 4420	4928	8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe	82
PID 4928 wrote to memory of 4420	4928	8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe	82
PID 4928 wrote to memory of 4420	4928	8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe	82
PID 4928 wrote to memory of 760	4928	8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe	91
PID 4928 wrote to memory of 760	4928	8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe	91
PID 4928 wrote to memory of 760	4928	8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe	91
PID 760 wrote to memory of 4416	760	cmd.exe	93
PID 760 wrote to memory of 4416	760	cmd.exe	93
PID 760 wrote to memory of 4416	760	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe
"C:\Users\Admin\AppData\Local\Temp\8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.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:4928
- 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:4420
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8043bf9fe3d8a895be40724055b8747f289a59422feabaad073d9e25ddee306bN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:760
- - 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:4416

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
4bf0266b152d9b9269b83857ea1b5ee0

SHA1
1ede9f352fa891cb1155b7ab02a48b4ae598ecd1

SHA256
331f6f267d0b4dc65ba387c0616c9de36ea5e64e7c0ad2cf8141b0fd1c917097

SHA512
b8a8a11fc4c6bfaa1dfd08cd0d9da38c87977c174284f58a932176b32b718fd4b676f3986f543a3bbc1a30e7307c525aacb71af34e93a77ba04ac8d20f77d2de

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads