sakula | b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951

General

Target

b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe
Size

43KB
MD5

8d7a52b4c25b45c188a3a2aad3463730
SHA1

fd48e193f9b389902523d543e191e0694cf690c9
SHA256

b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951
SHA512

3a32c3beeb77b856440c1b2caa2c9303aac0067eb746d63b5820fb58c5fe27e541c089ac791f448d55262b956439289601a5072c3661e19c06661124f32db876
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqd:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8/

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 payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2692-6-0x0000000000E10000-0x0000000000E2F000-memory.dmp	family_sakula
behavioral2/memory/3296-8-0x00000000007A0000-0x00000000007BF000-memory.dmp	family_sakula
behavioral2/memory/2692-14-0x0000000000E10000-0x0000000000E2F000-memory.dmp	family_sakula
behavioral2/memory/3296-18-0x00000000007A0000-0x00000000007BF000-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

Processes:

b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

3296 MediaCenter.exe

pid	process
3296	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2692-0-0x0000000000E10000-0x0000000000E2F000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	upx
behavioral2/memory/3296-4-0x00000000007A0000-0x00000000007BF000-memory.dmp	upx
behavioral2/memory/2692-6-0x0000000000E10000-0x0000000000E2F000-memory.dmp	upx
behavioral2/memory/3296-8-0x00000000007A0000-0x00000000007BF000-memory.dmp	upx
behavioral2/memory/2692-14-0x0000000000E10000-0x0000000000E2F000-memory.dmp	upx
behavioral2/memory/3296-18-0x00000000007A0000-0x00000000007BF000-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

Processes:

MediaCenter.execmd.exePING.EXEb0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe

description	ioc	process
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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.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

Processes:

cmd.exePING.EXE

pid process

3008 cmd.exe
3064 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3064 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe

description pid process

Token: SeIncBasePriorityPrivilege 2692 b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe

pid	process
3008	cmd.exe
3064	PING.EXE

pid	process
3064	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	2692	b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.execmd.exe

description	pid	process	target process
PID 2692 wrote to memory of 3296	2692	b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe	MediaCenter.exe
PID 2692 wrote to memory of 3296	2692	b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe	MediaCenter.exe
PID 2692 wrote to memory of 3296	2692	b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe	MediaCenter.exe
PID 2692 wrote to memory of 3008	2692	b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe	cmd.exe
PID 2692 wrote to memory of 3008	2692	b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe	cmd.exe
PID 2692 wrote to memory of 3008	2692	b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe	cmd.exe
PID 3008 wrote to memory of 3064	3008	cmd.exe	PING.EXE
PID 3008 wrote to memory of 3064	3008	cmd.exe	PING.EXE
PID 3008 wrote to memory of 3064	3008	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe
"C:\Users\Admin\AppData\Local\Temp\b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.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:2692
- 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:3296
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b0ae3c121ef840ac9bdde5deec3e860a1a102cbda621f17363ea398038921951N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3008
- - 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:3064

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
2832a92574c3a3759fe889d68d00c431

SHA1
c361dd2151366ee4344ee73d1bc8cd97ae70497f

SHA256
f4891ac9fa2798a7e205ba4fca7d395cb4398aac0962d4538b19aa3e5239ed69

SHA512
9e13eee944a65d6e322d440fe264e1ea7c16c199e18521b9d805ee44973aeec0cc0a6f628ae60351682c4bf0127c3d7367147a1cf293ec1e7f95272b06c04ba5

Download Submit
memory/2692-0-0x0000000000E10000-0x0000000000E2F000-memory.dmp

Filesize
124KB

Download
memory/2692-6-0x0000000000E10000-0x0000000000E2F000-memory.dmp

Filesize
124KB

Download
memory/2692-14-0x0000000000E10000-0x0000000000E2F000-memory.dmp

Filesize
124KB

Download
memory/3296-4-0x00000000007A0000-0x00000000007BF000-memory.dmp

Filesize
124KB

Download
memory/3296-8-0x00000000007A0000-0x00000000007BF000-memory.dmp

Filesize
124KB

Download
memory/3296-18-0x00000000007A0000-0x00000000007BF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads