sakula | 6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759

General

Target

6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe
Size

102KB
MD5

a95c613032bd9af9e666280768e74545
SHA1

68b31b5fe4a38d7845123a587058d540db701c86
SHA256

6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759
SHA512

3d72544ada33bb762aa5d6424f148b2db34f23495335145975eb1262b6c8c26f12a5021593b50749ac4d0bd697133a0e78a40a5ae53e16140ad249c8b87dcf74
SSDEEP

1536:jJbCiJVkgMaT2itTkjoRXnM48dXFajVPkPLnlxsz30rtrQ39V:tbfVk29te2juPLlxo30Bs39V

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 6 IoCs

resource	yara_rule
behavioral2/memory/348-0-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/files/0x000b000000023b83-3.dat	family_sakula
behavioral2/memory/1500-4-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/348-6-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/1500-7-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/348-8-0x0000000000400000-0x000000000041C000-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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe

Executes dropped EXE 1 IoCs

pid	Process
1500	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"	6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.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	6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.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
3156	cmd.exe
3108	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3108	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	348	6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 348 wrote to memory of 1500	348	6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe	83
PID 348 wrote to memory of 1500	348	6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe	83
PID 348 wrote to memory of 1500	348	6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe	83
PID 348 wrote to memory of 3156	348	6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe	104
PID 348 wrote to memory of 3156	348	6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe	104
PID 348 wrote to memory of 3156	348	6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe	104
PID 3156 wrote to memory of 3108	3156	cmd.exe	106
PID 3156 wrote to memory of 3108	3156	cmd.exe	106
PID 3156 wrote to memory of 3108	3156	cmd.exe	106

C:\Users\Admin\AppData\Local\Temp\6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe
"C:\Users\Admin\AppData\Local\Temp\6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.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:348
- 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:1500
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\6677103826a8d0b34d13e110b5b3c3ba0cb437c49dacbd55ee786649ed006759.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3156
- - 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:3108

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
102KB

MD5
dfb670c94e12e18e351e605b89c0205c

SHA1
f3734a5c7ca9cbf40ea0005487bc11439abb8f98

SHA256
9ab1362658ad976041992e3b8c61bae67bd0f39aad3808b99d32b138e10c05cd

SHA512
89b18a36b6a147d19c99cf33958c5cd26b13084d3e039d1cc2f1995b546dd1ff880d0a63a58caf98b06eada7a0dc6ca805202a613573d6839609845a8432c20a

Download Submit
memory/348-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/348-6-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/348-8-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1500-4-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/1500-7-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads