sakula | a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764

General

Target

a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe
Size

43KB
MD5

0110796a59768f0a10d2a4e84054f5b0
SHA1

c016958f99476ebf25b0b7aa54547502915dad30
SHA256

a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764
SHA512

2260733d804fa72c075f8a86f427456042ea912c41ee90a99dca885c7fe9f3fa9aec6ac02fc059672e154a16a1e78fdbdded6182d3cc7e0eaf6cba19219848c1
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqL:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8h

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

resource	yara_rule
behavioral1/memory/816-12-0x0000000000800000-0x000000000081F000-memory.dmp	family_sakula
behavioral1/memory/2768-15-0x0000000000DE0000-0x0000000000DFF000-memory.dmp	family_sakula
behavioral1/memory/816-20-0x0000000000800000-0x000000000081F000-memory.dmp	family_sakula
behavioral1/memory/2768-26-0x0000000000DE0000-0x0000000000DFF000-memory.dmp	family_sakula

Deletes itself 1 IoCs

pid	Process
1880	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2768	MediaCenter.exe

Loads dropped DLL 2 IoCs

pid	Process
816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe
816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/memory/816-0-0x0000000000800000-0x000000000081F000-memory.dmp	upx
behavioral1/files/0x0007000000019266-8.dat	upx
behavioral1/memory/2768-11-0x0000000000DE0000-0x0000000000DFF000-memory.dmp	upx
behavioral1/memory/816-12-0x0000000000800000-0x000000000081F000-memory.dmp	upx
behavioral1/memory/2768-15-0x0000000000DE0000-0x0000000000DFF000-memory.dmp	upx
behavioral1/memory/816-20-0x0000000000800000-0x000000000081F000-memory.dmp	upx
behavioral1/memory/2768-26-0x0000000000DE0000-0x0000000000DFF000-memory.dmp	upx

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"	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.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	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.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	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
1880	cmd.exe
1480	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1480	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 816 wrote to memory of 2768	816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe	31
PID 816 wrote to memory of 2768	816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe	31
PID 816 wrote to memory of 2768	816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe	31
PID 816 wrote to memory of 2768	816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe	31
PID 816 wrote to memory of 1880	816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe	33
PID 816 wrote to memory of 1880	816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe	33
PID 816 wrote to memory of 1880	816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe	33
PID 816 wrote to memory of 1880	816	a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe	33
PID 1880 wrote to memory of 1480	1880	cmd.exe	35
PID 1880 wrote to memory of 1480	1880	cmd.exe	35
PID 1880 wrote to memory of 1480	1880	cmd.exe	35
PID 1880 wrote to memory of 1480	1880	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe
"C:\Users\Admin\AppData\Local\Temp\a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.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:816
- 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:2768
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a794b0e4b620059f94e93e0a794ed3aa0af13ca1933086cf1c80e9d52396b764N.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1880
- - 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:1480

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

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

Filesize
43KB

MD5
db75177475145a702d8b3f0a70bc9f69

SHA1
d7fc1f3199ce10966d5e50bec0ddea9ffe00c31d

SHA256
0aedad1605fe54c33077659c983dc96f06ebc9e0d288653ee19e63212ba69bda

SHA512
4f7a25d4e1d56fa1a9769350417b02d6200db8807c784b1e0a04b7c684730d0dad256dccb8f4b268cb0d0d9523c81b73fef8a61805e7c4cd04aff91d882b7344

Download Submit
memory/816-0-0x0000000000800000-0x000000000081F000-memory.dmp

Filesize
124KB

Download
memory/816-9-0x0000000000070000-0x000000000008F000-memory.dmp

Filesize
124KB

Download
memory/816-7-0x0000000000070000-0x000000000008F000-memory.dmp

Filesize
124KB

Download
memory/816-12-0x0000000000800000-0x000000000081F000-memory.dmp

Filesize
124KB

Download
memory/816-13-0x0000000000070000-0x000000000008F000-memory.dmp

Filesize
124KB

Download
memory/816-20-0x0000000000800000-0x000000000081F000-memory.dmp

Filesize
124KB

Download
memory/2768-11-0x0000000000DE0000-0x0000000000DFF000-memory.dmp

Filesize
124KB

Download
memory/2768-15-0x0000000000DE0000-0x0000000000DFF000-memory.dmp

Filesize
124KB

Download
memory/2768-26-0x0000000000DE0000-0x0000000000DFF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads