sakula | 27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73

General

Target

27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe
Size

102KB
MD5

b4da67b4de3654c9091e14c09d3b294e
SHA1

0d0a7a6e4dd65448f2aeccaab255788fa548f788
SHA256

27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73
SHA512

8ff44f2fa695b6e0df77eb2111f940f13ea95fe6d5532489fed74d992304cbdffa7028ebe76044d4857452bf3b6b6d88bffd2b522eff9669324f5606fc0ff0e1
SSDEEP

1536:jJbCiJVkgMaT2itTkjoRXnM48dXFajVPkPLnlxsz30rtrQ39i:tbfVk29te2juPLlxo30Bs39i

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 payload 6 IoCs

resource	yara_rule
behavioral2/memory/4536-0-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/files/0x000b000000023b8e-3.dat	family_sakula
behavioral2/memory/3036-4-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/4536-6-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/3036-7-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/4536-8-0x0000000000400000-0x000000000041C000-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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe

Executes dropped EXE 1 IoCs

pid	Process
3036	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"	27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.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	27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.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
1688	cmd.exe
2820	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2820	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4536	27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4536 wrote to memory of 3036	4536	27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe	84
PID 4536 wrote to memory of 3036	4536	27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe	84
PID 4536 wrote to memory of 3036	4536	27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe	84
PID 4536 wrote to memory of 1688	4536	27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe	101
PID 4536 wrote to memory of 1688	4536	27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe	101
PID 4536 wrote to memory of 1688	4536	27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe	101
PID 1688 wrote to memory of 2820	1688	cmd.exe	103
PID 1688 wrote to memory of 2820	1688	cmd.exe	103
PID 1688 wrote to memory of 2820	1688	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe
"C:\Users\Admin\AppData\Local\Temp\27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.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:4536
- 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:3036
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\27084ac0fb05ef343072f8d964c1a73a4aae4272d34459405892018451d01b73.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1688
- - 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:2820

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
14e6470192b198a655a16e2f14523e84

SHA1
5cc449375875545fb19421b4d5373fd243858ee4

SHA256
7a04363a79947055ab5eebe20caa854184521d935ce5cbc4459097932e140375

SHA512
b810f4766c1aa8c12194624148b7e5b6fc986cd8e6d3c3f845c82c4c2fc621dad8cf43f6302a21685e0b056de07ebb5702bfde90f60c8edecdf2ca681b9a8953

Download Submit
memory/3036-4-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3036-7-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4536-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4536-6-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/4536-8-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads