sakula | c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95

General

Target

c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe
Size

43KB
MD5

9bfadf60b0b7866c86974c56719f7d6d
SHA1

cf20ed4c5d7ceb734470949c124ecf6c8a18f798
SHA256

c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95
SHA512

4085338d2ed9ef62a496cea13746b5b333a598ccfe71db5e450f2de3b7da5f16a59f6d8b501d6a63c3e0075b3f71df51e27fe43a82da39816daaf20414dec990
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqA:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8i

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 4 IoCs

resource	yara_rule
behavioral2/memory/2600-6-0x0000000000D10000-0x0000000000D2F000-memory.dmp	family_sakula
behavioral2/memory/1012-8-0x0000000000560000-0x000000000057F000-memory.dmp	family_sakula
behavioral2/memory/2600-13-0x0000000000D10000-0x0000000000D2F000-memory.dmp	family_sakula
behavioral2/memory/1012-19-0x0000000000560000-0x000000000057F000-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-1-5-21-1874072718-2205492803-118941907-1000\Control Panel\International\Geo\Nation	c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe

Executes dropped EXE 1 IoCs

pid	Process
1012	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"	c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2600-0-0x0000000000D10000-0x0000000000D2F000-memory.dmp	upx
behavioral2/files/0x000b000000023bc3-3.dat	upx
behavioral2/memory/1012-4-0x0000000000560000-0x000000000057F000-memory.dmp	upx
behavioral2/memory/2600-6-0x0000000000D10000-0x0000000000D2F000-memory.dmp	upx
behavioral2/memory/1012-8-0x0000000000560000-0x000000000057F000-memory.dmp	upx
behavioral2/memory/2600-13-0x0000000000D10000-0x0000000000D2F000-memory.dmp	upx
behavioral2/memory/1012-19-0x0000000000560000-0x000000000057F000-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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
376	cmd.exe
3952	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3952	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2600	c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 1012	2600	c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe	87
PID 2600 wrote to memory of 1012	2600	c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe	87
PID 2600 wrote to memory of 1012	2600	c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe	87
PID 2600 wrote to memory of 376	2600	c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe	100
PID 2600 wrote to memory of 376	2600	c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe	100
PID 2600 wrote to memory of 376	2600	c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe	100
PID 376 wrote to memory of 3952	376	cmd.exe	102
PID 376 wrote to memory of 3952	376	cmd.exe	102
PID 376 wrote to memory of 3952	376	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe
"C:\Users\Admin\AppData\Local\Temp\c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.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:2600
- 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:1012
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\c525de627105fb9370a058cbdd19cb54f16ec17e7b8df50359dcbf4d2671cd95.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:376
- - 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:3952

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
43KB

MD5
a39fc29495df007e68ce215afacb266c

SHA1
4bbe66f30eccef4b4b1717fadd2242acc75f0256

SHA256
b99d16fe33881eb8ef138ad73c7d0f7dbd57a7a480f574e440c13371bc6f6b90

SHA512
b9fa67e14166f4dd9009de76cbdc4ae4223e6fa29004f1dd5befc754d397224d1e97ac8eeca7129eebd573c0fedefb55e9b1ac91155dcdb6eb13f37b916e46a3

Download Submit
memory/1012-4-0x0000000000560000-0x000000000057F000-memory.dmp

Filesize
124KB

Download
memory/1012-8-0x0000000000560000-0x000000000057F000-memory.dmp

Filesize
124KB

Download
memory/1012-19-0x0000000000560000-0x000000000057F000-memory.dmp

Filesize
124KB

Download
memory/2600-0-0x0000000000D10000-0x0000000000D2F000-memory.dmp

Filesize
124KB

Download
memory/2600-6-0x0000000000D10000-0x0000000000D2F000-memory.dmp

Filesize
124KB

Download
memory/2600-13-0x0000000000D10000-0x0000000000D2F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads