sakula | 4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88

General

Target

4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe
Size

43KB
MD5

a116eaf7cc4c339aadf9f15ce8c8e981
SHA1

a11d0e6c90c010c332309c81006f8975fc112301
SHA256

4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88
SHA512

f8d37fb972a55a50012c096028e9967e24c8380a71d79e93f0d310607ea2408aa3e527d0060624faa9c0108bd670ddfc8aaf098af2a363324b9da007c0d4547a
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqw:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8q

Score

10^/10

sakula discovery persistence rat trojan upx

Malware Config

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Sakula family
sakula

Sakula payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/548-6-0x00000000001D0000-0x00000000001EF000-memory.dmp	family_sakula
behavioral2/memory/4420-8-0x00000000006D0000-0x00000000006EF000-memory.dmp	family_sakula
behavioral2/memory/548-14-0x00000000001D0000-0x00000000001EF000-memory.dmp	family_sakula
behavioral2/memory/4420-18-0x00000000006D0000-0x00000000006EF000-memory.dmp	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:

4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid	Process
4420	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/548-0-0x00000000001D0000-0x00000000001EF000-memory.dmp	upx
behavioral2/files/0x0007000000023c99-3.dat	upx
behavioral2/memory/4420-4-0x00000000006D0000-0x00000000006EF000-memory.dmp	upx
behavioral2/memory/548-6-0x00000000001D0000-0x00000000001EF000-memory.dmp	upx
behavioral2/memory/4420-8-0x00000000006D0000-0x00000000006EF000-memory.dmp	upx
behavioral2/memory/548-14-0x00000000001D0000-0x00000000001EF000-memory.dmp	upx
behavioral2/memory/4420-18-0x00000000006D0000-0x00000000006EF000-memory.dmp	upx

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:

PING.EXE4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exeMediaCenter.execmd.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
3820	cmd.exe
3264	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
3264	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	548	4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.execmd.exe

description	pid	Process	procid_target
PID 548 wrote to memory of 4420	548	4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe	82
PID 548 wrote to memory of 4420	548	4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe	82
PID 548 wrote to memory of 4420	548	4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe	82
PID 548 wrote to memory of 3820	548	4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe	91
PID 548 wrote to memory of 3820	548	4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe	91
PID 548 wrote to memory of 3820	548	4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe	91
PID 3820 wrote to memory of 3264	3820	cmd.exe	93
PID 3820 wrote to memory of 3264	3820	cmd.exe	93
PID 3820 wrote to memory of 3264	3820	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe
"C:\Users\Admin\AppData\Local\Temp\4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.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:548
- 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: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\4c0675838d72b46062266721e0af921419bb6dc072a9f84beefdb76ae9424e88.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3820
- - 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:3264

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
43KB

MD5
fadea260f4f1bac1756fa93a6ac4215b

SHA1
4def16f8eb5596ff801bd2a5355a96102cff76e6

SHA256
69279abf606aed22cd7b8d3621ba815e008b27be6aa3bd2576469ecd9d475414

SHA512
eb194b5de15332f0189edfc4caeb87f0d471f0d8d3285d4308758d0db18169c777aa40bfd93f02b804fcead331d422fc8da4d09aa60c87b52edde815541716f7

Download Submit
memory/548-0-0x00000000001D0000-0x00000000001EF000-memory.dmp

Filesize
124KB

Download
memory/548-6-0x00000000001D0000-0x00000000001EF000-memory.dmp

Filesize
124KB

Download
memory/548-14-0x00000000001D0000-0x00000000001EF000-memory.dmp

Filesize
124KB

Download
memory/4420-4-0x00000000006D0000-0x00000000006EF000-memory.dmp

Filesize
124KB

Download
memory/4420-8-0x00000000006D0000-0x00000000006EF000-memory.dmp

Filesize
124KB

Download
memory/4420-18-0x00000000006D0000-0x00000000006EF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads