sakula | 017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39

General

Target

017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe
Size

43KB
MD5

5000142d57c02901328ff944565227d0
SHA1

636ba57de39c6090d328a431b84e008a8ebab551
SHA256

017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39
SHA512

8f6ed4abbee66442cac52c1864394c933afae558d6e3d41040119d10a6ddf059749e7eda411a5112aea9d13411d6e3bd157e7228e15dff539a8ec0ff8c16f38d
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqY:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8S

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/4620-6-0x00000000003E0000-0x00000000003FF000-memory.dmp	family_sakula
behavioral2/memory/2720-8-0x0000000000B60000-0x0000000000B7F000-memory.dmp	family_sakula
behavioral2/memory/4620-13-0x00000000003E0000-0x00000000003FF000-memory.dmp	family_sakula
behavioral2/memory/2720-17-0x0000000000B60000-0x0000000000B7F000-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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe

Executes dropped EXE 1 IoCs

pid	Process
2720	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"	017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4620-0-0x00000000003E0000-0x00000000003FF000-memory.dmp	upx
behavioral2/files/0x000d000000023b99-3.dat	upx
behavioral2/memory/2720-4-0x0000000000B60000-0x0000000000B7F000-memory.dmp	upx
behavioral2/memory/4620-6-0x00000000003E0000-0x00000000003FF000-memory.dmp	upx
behavioral2/memory/2720-8-0x0000000000B60000-0x0000000000B7F000-memory.dmp	upx
behavioral2/memory/4620-13-0x00000000003E0000-0x00000000003FF000-memory.dmp	upx
behavioral2/memory/2720-17-0x0000000000B60000-0x0000000000B7F000-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	017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.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
2716	PING.EXE
3048	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2716	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4620	017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4620 wrote to memory of 2720	4620	017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe	82
PID 4620 wrote to memory of 2720	4620	017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe	82
PID 4620 wrote to memory of 2720	4620	017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe	82
PID 4620 wrote to memory of 3048	4620	017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe	91
PID 4620 wrote to memory of 3048	4620	017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe	91
PID 4620 wrote to memory of 3048	4620	017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe	91
PID 3048 wrote to memory of 2716	3048	cmd.exe	93
PID 3048 wrote to memory of 2716	3048	cmd.exe	93
PID 3048 wrote to memory of 2716	3048	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe
"C:\Users\Admin\AppData\Local\Temp\017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.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:4620
- 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:2720
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\017a9b7349ab4b4f010e6a697014c75872ebfba4d82f8c1b943cbcd71322da39N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:3048
- - 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:2716

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
96908876eaec8d24909127f72d4554a2

SHA1
48847577fe02ccb7fbde018afe5ea4f0497401f0

SHA256
ad7b70017471dc0ab5ac26ace8146aa2cdc76888332d663c77df2b9a29ae2dcb

SHA512
4c07e4e0bf4200bbd88eee64e6b2ccbc918eaea25ab670bdaac863bd79aaf318571e5c710d56198693cd8362a80f8b84497d37e0095ac034d9c5b3f84e6b83ba

Download Submit
memory/2720-4-0x0000000000B60000-0x0000000000B7F000-memory.dmp

Filesize
124KB

Download
memory/2720-8-0x0000000000B60000-0x0000000000B7F000-memory.dmp

Filesize
124KB

Download
memory/2720-17-0x0000000000B60000-0x0000000000B7F000-memory.dmp

Filesize
124KB

Download
memory/4620-0-0x00000000003E0000-0x00000000003FF000-memory.dmp

Filesize
124KB

Download
memory/4620-6-0x00000000003E0000-0x00000000003FF000-memory.dmp

Filesize
124KB

Download
memory/4620-13-0x00000000003E0000-0x00000000003FF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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