sakula | b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284

General

Target

b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe
Size

43KB
MD5

31eacd82fe467cd58ce600892647b2bd
SHA1

8cef49de4feff409810e11a06dd81d75cfb34be4
SHA256

b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284
SHA512

9fe3e9f32b5816af95b807590e501b1c8beb042c3261e3a57fc216ba38f43911c628d0e7d7ef885e34473ec981a8bc38e237be08a329b61462022bfcd643c0d1
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taq6:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8A

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/1628-6-0x0000000000F50000-0x0000000000F6F000-memory.dmp	family_sakula
behavioral2/memory/1804-8-0x00000000003F0000-0x000000000040F000-memory.dmp	family_sakula
behavioral2/memory/1628-13-0x0000000000F50000-0x0000000000F6F000-memory.dmp	family_sakula
behavioral2/memory/1804-19-0x00000000003F0000-0x000000000040F000-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	b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe

Executes dropped EXE 1 IoCs

pid	Process
1804	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"	b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1628-0-0x0000000000F50000-0x0000000000F6F000-memory.dmp	upx
behavioral2/files/0x000c000000023b70-3.dat	upx
behavioral2/memory/1804-4-0x00000000003F0000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/1628-6-0x0000000000F50000-0x0000000000F6F000-memory.dmp	upx
behavioral2/memory/1804-8-0x00000000003F0000-0x000000000040F000-memory.dmp	upx
behavioral2/memory/1628-13-0x0000000000F50000-0x0000000000F6F000-memory.dmp	upx
behavioral2/memory/1804-19-0x00000000003F0000-0x000000000040F000-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	b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.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
4240	cmd.exe
4132	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4132	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1628	b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1628 wrote to memory of 1804	1628	b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe	85
PID 1628 wrote to memory of 1804	1628	b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe	85
PID 1628 wrote to memory of 1804	1628	b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe	85
PID 1628 wrote to memory of 4240	1628	b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe	100
PID 1628 wrote to memory of 4240	1628	b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe	100
PID 1628 wrote to memory of 4240	1628	b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe	100
PID 4240 wrote to memory of 4132	4240	cmd.exe	102
PID 4240 wrote to memory of 4132	4240	cmd.exe	102
PID 4240 wrote to memory of 4132	4240	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe
"C:\Users\Admin\AppData\Local\Temp\b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.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:1628
- 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:1804
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b241217e08af483a1f38a5ef787cd229d6a68fa3ad39de09ed3284b210ebb284.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4240
- - 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:4132

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
2cddd77fdd017089af7d25da647f769b

SHA1
39e4c9bca56e3e407ecddfc18cb14b2beaaf6b04

SHA256
c775ebea572801de318d431dbf9dc5d345510c9d1d88d55b18c8400c88dc0ff7

SHA512
8a2ca636ad481a0a2779e8fd8768cd5be476567114f96c4b707329eb3d9706fdc1664bd4abe2597ba4983e63293d2149a4aa41c796c67547362fc7f106f82a40

Download Submit
memory/1628-0-0x0000000000F50000-0x0000000000F6F000-memory.dmp

Filesize
124KB

Download
memory/1628-6-0x0000000000F50000-0x0000000000F6F000-memory.dmp

Filesize
124KB

Download
memory/1628-13-0x0000000000F50000-0x0000000000F6F000-memory.dmp

Filesize
124KB

Download
memory/1804-4-0x00000000003F0000-0x000000000040F000-memory.dmp

Filesize
124KB

Download
memory/1804-8-0x00000000003F0000-0x000000000040F000-memory.dmp

Filesize
124KB

Download
memory/1804-19-0x00000000003F0000-0x000000000040F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads