sakula | c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1

General

Target
c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1.exe
Size 99KB
Sample260501-mmfdaaev81
SHA256 c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1
MD5 9e9e93a296632b4647579adc337bb128
SHA1 4c46389c9cdc7f0c260dec62943d7d4aa3613d26
SHA512 ea08e626aa0d40894f09480b65a41c8c5e7bc4d7afa8e6ea204ad29a24a12be95ebbb0edf6700750efce61311295ff5587afe811754968aff18f1deff24b4d19
SSDEEP 1536:ioaj1hJL1S9t0MIeboal8bCKxo7h0RPaaml0Nz30rtruxJ:t0hpgz6xGhZamyF30BqxJ
TLSH
T1AFA35A16B6D0C032E062153804B8E6635A7AF9324ABCC1977BC5177EBEB03D19D3AF56
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery sakula persistence rat trojan

Malware Config

Signatures

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

Sakula payload 6 IoCs

resource	yara_rule
behavioral1/memory/5004-0-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral1/files/0x0003000000023145-3.dat	family_sakula
behavioral1/memory/5272-4-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral1/memory/5004-6-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral1/memory/5272-7-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral1/memory/5004-8-0x0000000000400000-0x000000000041B000-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-1-5-21-643422742-1162610606-620613169-1000\Control Panel\International\Geo\Nation	c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1.exe

Executes dropped EXE 1 IoCs

pid	Process
5272	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"	c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.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
5028	cmd.exe
6004	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
6004	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	5004	c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5004 wrote to memory of 5272	5004	c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1.exe	85
PID 5004 wrote to memory of 5028	5004	c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1.exe	94
PID 5028 wrote to memory of 6004	5028	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1.exe
"C:\Users\Admin\AppData\Local\Temp\c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1.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:5004
- 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:5272
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\c9f0ca47c155251b5244090f34cec6c77389f07f6dc94d9133d981f6c973eac1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:5028
- - 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:6004

Network

MITRE ATT&CK Enterprise v16

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

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 99KB
SHA256 7574fb2a20e9fa6a8e0a96849df47719581a61026e95a94e455bb0c3877ba834
MD5 edb06e009fe6b8abd206542a14e425eb
SHA1 194f48fa68229059561f788b1793e28b583dfb46
SHA512 322b76e28e7079606d5f0deb33214b8e6b808e6a504faa459dfb0ebedf13716915c35d7a6ca9bd4d0498a3cfc6ea0fd42257dddb1ffc50b2ca602f25ed5a1eba
SSDEEP 1536:ioaj1hJL1S9t0MIeboal8bCKxo7h0RPaaml0Nz30rtrux9:t0hpgz6xGhZamyF30Bqx9
TLSH
T1C9A35A16B6D0C032E062153804B8E6635A7AF9324BBCC1977BC5177EBEB03D1993AF56
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/5004-0-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/5004-6-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/5004-8-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/5272-4-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/5272-7-0x0000000000400000-0x000000000041B000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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