sakula | 3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b

General

Target
3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b.exe
Size 99KB
Sample260426-pyyecaev9k
SHA256 3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b
MD5 64b51cb979e2bb403a6defd16a652327
SHA1 eab87a631fe535bd5e03a1ede7e0eead7d88ca71
SHA512 0e1b71cf1d48ebeb0c45dde1b46b320a62001a1a9ec5faeee2db5e2e504bfe4c010a88d2aa029600398a9ffaa4dceb864efb7046105bb67b0b7d4473ddae3fb0
SSDEEP 1536:ioaj1hJL1S9t0MIeboal8bCKxo7h0RPaaml0Nz30rtrdxA:t0hpgz6xGhZamyF30B5xA
TLSH
T151A35A16B6D0C032E062153804B8E6635A7AF9324BBCC1977BC5177EBEB03D1993AF56
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
behavioral2/memory/3720-0-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral2/files/0x001a00000002b3c9-3.dat	family_sakula
behavioral2/memory/4816-4-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral2/memory/3720-6-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral2/memory/4816-8-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula
behavioral2/memory/3720-12-0x0000000000400000-0x000000000041B000-memory.dmp	family_sakula

Executes dropped EXE 1 IoCs

pid	Process
4816	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"	3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b.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	3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b.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
4980	cmd.exe
3024	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3024	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3720	3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3720 wrote to memory of 4816	3720	3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b.exe	80
PID 3720 wrote to memory of 4980	3720	3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b.exe	81
PID 4980 wrote to memory of 3024	4980	cmd.exe	83

C:\Users\Admin\AppData\Local\Temp\3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b.exe
"C:\Users\Admin\AppData\Local\Temp\3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3720
- 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:4816
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\3c93e77edc11f043f1c8a625ad4d6235a5a1f2f602866f3e4d4f0ab2d8735b6b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4980
- - 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:3024

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

Remote System Discovery

1

T1018

System Information Discovery

1

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 5f57ed9414f2c669e07443f939027f10b77aef023c44e40fae032f97226d093c
MD5 cba9a3a0debb2186c2872e10304da090
SHA1 b360458736bd0d0accde0129a2a2f82cedf24d57
SHA512 a98699dd7ab5f7251c94d5419e0cb841597a7136ff1b8009a42e5496db414ede3d4545b3fd012e4332203e3e85c326b824b8d1447ef6e081f3106fd92548c19a
SSDEEP 1536:ioaj1hJL1S9t0MIeboal8bCKxo7h0RPaaml0Nz30rtrdx9:t0hpgz6xGhZamyF30B5x9
TLSH
T195A35B16B6D0C032E052153804B8E6635A7AF9324BBCC1977BC5177EBEB03D1993AF56
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3720-0-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/3720-6-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/3720-12-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/3720-11-0x0000000000990000-0x0000000000A51000-memory.dmp

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memory/4816-4-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/4816-8-0x0000000000400000-0x000000000041B000-memory.dmp

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memory/4816-7-0x00000000024B0000-0x0000000002571000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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