sakula | 5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c

General

Target

5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe
Size

43KB
MD5

a94be21dc0824612ff2a08a72f6ed4e8
SHA1

704680ffb9aa8687319ca9730901489b94ac01e8
SHA256

5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c
SHA512

4f0ce71122f54e7a14dd8e41f03d2d2ffebce76cd7f34d469be60a97637797d62ee10673b6cd7930472a051288e7be4a5ec20c59fd19c61d6336f5d7e8e60293
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqd:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8f

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/3472-6-0x0000000000CF0000-0x0000000000D0F000-memory.dmp	family_sakula
behavioral2/memory/412-8-0x0000000000DA0000-0x0000000000DBF000-memory.dmp	family_sakula
behavioral2/memory/3472-13-0x0000000000CF0000-0x0000000000D0F000-memory.dmp	family_sakula
behavioral2/memory/412-17-0x0000000000DA0000-0x0000000000DBF000-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe

Executes dropped EXE 1 IoCs

pid	Process
412	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"	5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3472-0-0x0000000000CF0000-0x0000000000D0F000-memory.dmp	upx
behavioral2/files/0x000a000000023c24-3.dat	upx
behavioral2/memory/412-4-0x0000000000DA0000-0x0000000000DBF000-memory.dmp	upx
behavioral2/memory/3472-6-0x0000000000CF0000-0x0000000000D0F000-memory.dmp	upx
behavioral2/memory/412-8-0x0000000000DA0000-0x0000000000DBF000-memory.dmp	upx
behavioral2/memory/3472-13-0x0000000000CF0000-0x0000000000D0F000-memory.dmp	upx
behavioral2/memory/412-17-0x0000000000DA0000-0x0000000000DBF000-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	5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.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
4428	cmd.exe
4328	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4328	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3472	5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3472 wrote to memory of 412	3472	5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe	83
PID 3472 wrote to memory of 412	3472	5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe	83
PID 3472 wrote to memory of 412	3472	5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe	83
PID 3472 wrote to memory of 4428	3472	5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe	100
PID 3472 wrote to memory of 4428	3472	5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe	100
PID 3472 wrote to memory of 4428	3472	5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe	100
PID 4428 wrote to memory of 4328	4428	cmd.exe	102
PID 4428 wrote to memory of 4328	4428	cmd.exe	102
PID 4428 wrote to memory of 4328	4428	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe
"C:\Users\Admin\AppData\Local\Temp\5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.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:3472
- 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:412
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\5cbcaeb100ac4d68cc8cfba62855226a9240fccb0f686d5fb81b5c6f297bff8c.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4428
- - 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:4328

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
4d7881a9b2f3779a67dffc3f06183032

SHA1
3bcb7f3fbda75feeae79e2a2aee82b2e1a64da0d

SHA256
8ce4d3e69da9ae77cee75f7fd02cc3e912c7f19d69869ea54e6ac77803e155c4

SHA512
f20e8d9a2a13b0fdb1a8152635e7221c17f82cc082bc8429fd7cde8021d659ae7c128642b4185cfecdbb66b48724062f66e3e3b9c23fea88cc769283b7fbfedb

Download Submit
memory/412-4-0x0000000000DA0000-0x0000000000DBF000-memory.dmp

Filesize
124KB

Download
memory/412-8-0x0000000000DA0000-0x0000000000DBF000-memory.dmp

Filesize
124KB

Download
memory/412-17-0x0000000000DA0000-0x0000000000DBF000-memory.dmp

Filesize
124KB

Download
memory/3472-0-0x0000000000CF0000-0x0000000000D0F000-memory.dmp

Filesize
124KB

Download
memory/3472-6-0x0000000000CF0000-0x0000000000D0F000-memory.dmp

Filesize
124KB

Download
memory/3472-13-0x0000000000CF0000-0x0000000000D0F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads