sakula | 3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c

General

Target

3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe
Size

114KB
MD5

57eb67dff2fb513beb35f871f1f0ef59
SHA1

df39dd6e1e28a47e471cda18f73bb4a5ac866365
SHA256

3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c
SHA512

da5f85422e0a1edc1d90d9b7fc207364b6df5a245a1eab72620c1741fc8d636b5f6b15459ac82a856697444ea0afdcaeeb07c5e17718d2d3362d9ffb42b37777
SSDEEP

1536:Loaj1hJL1S9t0MIeboal8bCKxo7h0RPLJNz30rtriCr0nJnHPoq1nouy8uRgU:c0hpgz6xGhYJF30Blr0nhoutuRgU

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 6 IoCs

resource	yara_rule
behavioral2/memory/4784-0-0x0000000000990000-0x00000000009B1000-memory.dmp	family_sakula
behavioral2/files/0x000b000000023b69-3.dat	family_sakula
behavioral2/memory/4316-4-0x0000000000610000-0x0000000000631000-memory.dmp	family_sakula
behavioral2/memory/4784-6-0x0000000000990000-0x00000000009B1000-memory.dmp	family_sakula
behavioral2/memory/4316-7-0x0000000000610000-0x0000000000631000-memory.dmp	family_sakula
behavioral2/memory/4784-8-0x0000000000990000-0x00000000009B1000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe

Executes dropped EXE 1 IoCs

pid	Process
4316	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"	3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4784-0-0x0000000000990000-0x00000000009B1000-memory.dmp	upx
behavioral2/files/0x000b000000023b69-3.dat	upx
behavioral2/memory/4316-4-0x0000000000610000-0x0000000000631000-memory.dmp	upx
behavioral2/memory/4784-6-0x0000000000990000-0x00000000009B1000-memory.dmp	upx
behavioral2/memory/4316-7-0x0000000000610000-0x0000000000631000-memory.dmp	upx
behavioral2/memory/4784-8-0x0000000000990000-0x00000000009B1000-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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.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
1660	cmd.exe
3628	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3628	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4784	3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 4316	4784	3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe	82
PID 4784 wrote to memory of 4316	4784	3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe	82
PID 4784 wrote to memory of 4316	4784	3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe	82
PID 4784 wrote to memory of 1660	4784	3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe	91
PID 4784 wrote to memory of 1660	4784	3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe	91
PID 4784 wrote to memory of 1660	4784	3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe	91
PID 1660 wrote to memory of 3628	1660	cmd.exe	93
PID 1660 wrote to memory of 3628	1660	cmd.exe	93
PID 1660 wrote to memory of 3628	1660	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe
"C:\Users\Admin\AppData\Local\Temp\3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.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:4784
- 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:4316
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\3831e5fbfba14f53f842f1e02fcef042ffd6520b10deb5816383c57843daba5c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1660
- - 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:3628

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
114KB

MD5
3302a4848482ea3ae48544c019876468

SHA1
2a152e9ed6bb9b5d94b27cec51343aa3331a9621

SHA256
cb122cb6f0abde5964d94aff4656d82594a6788839afa7a5ba1485373561989c

SHA512
a949fa4d71b265619bc958806f62d37cf10c46de114053829efef5f63db580d921136e1fb34399a2bcf063aa47f617d80d610457fdd486c0bf95db994b28d768

Download Submit
memory/4316-4-0x0000000000610000-0x0000000000631000-memory.dmp

Filesize
132KB

Download
memory/4316-7-0x0000000000610000-0x0000000000631000-memory.dmp

Filesize
132KB

Download
memory/4784-0-0x0000000000990000-0x00000000009B1000-memory.dmp

Filesize
132KB

Download
memory/4784-6-0x0000000000990000-0x00000000009B1000-memory.dmp

Filesize
132KB

Download
memory/4784-8-0x0000000000990000-0x00000000009B1000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads