sakula | b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1

General

Target

b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe
Size

632KB
MD5

d43ec112e2880ec74f7b29f1e7a91ee8
SHA1

61faa8e8bd5a83daf670c9f5dc7feb7a0c9ba5a9
SHA256

b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1
SHA512

21c3ff536583dc7d9b8374ff9a64f3e78c7999ea5f929002c90d9c9fc92568a976e32c2b2a55aa1c7bd79b7304c02ba50523e6fa914d4e5e15ff0720509136dd
SSDEEP

12288:0RfQn+w8EYiBlMkn5f9J105ko8T6csV5o:g4+wlYBsb3zNs5o

Score

10^/10

sakula discovery persistence rat trojan

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula
Sakula family
sakula

Sakula payload 5 IoCs

resource	yara_rule
behavioral1/memory/2580-0-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral1/files/0x000700000001867d-2.dat	family_sakula
behavioral1/memory/1756-7-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral1/memory/2580-6-0x0000000000230000-0x0000000000250000-memory.dmp	family_sakula
behavioral1/memory/2580-8-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula

Deletes itself 1 IoCs

pid	Process
2792	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
1756	MediaCenter.exe

Loads dropped DLL 1 IoCs

pid	Process
2580	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.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"	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.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
2824	PING.EXE
2792	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2824	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2580	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2580 wrote to memory of 1756	2580	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe	30
PID 2580 wrote to memory of 1756	2580	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe	30
PID 2580 wrote to memory of 1756	2580	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe	30
PID 2580 wrote to memory of 1756	2580	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe	30
PID 2580 wrote to memory of 2792	2580	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe	33
PID 2580 wrote to memory of 2792	2580	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe	33
PID 2580 wrote to memory of 2792	2580	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe	33
PID 2580 wrote to memory of 2792	2580	b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe	33
PID 2792 wrote to memory of 2824	2792	cmd.exe	35
PID 2792 wrote to memory of 2824	2792	cmd.exe	35
PID 2792 wrote to memory of 2824	2792	cmd.exe	35
PID 2792 wrote to memory of 2824	2792	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe
"C:\Users\Admin\AppData\Local\Temp\b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2580
- 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:1756
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\b4986ba5a079c6d9525ac916b25338b7b4c428057dd5877583d673b1f32557b1.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2792
- - 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:2824

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

Remote System Discovery

1

T1018

System Information Discovery

1

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

\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

Filesize
632KB

MD5
aafe402b1d81634e3cbb4a898b1bdc8a

SHA1
a33f00135844678fc5c3bd25b9b86ac3267e521d

SHA256
76d12e76439602e8f06bde74da19cd1d521d32741460c93c8b8cfdd144f6738c

SHA512
c8462cf37499377cb18adfc91c7ec9f212bc9ab823b63cd176affbb93a468306de1100276db6fac5d2a50bdb2dc7eefafa87e7d36dc6686c4ec968b8c5c61c44

Download Submit
memory/1756-7-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2580-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2580-6-0x0000000000230000-0x0000000000250000-memory.dmp

Filesize
128KB

Download
memory/2580-8-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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