sakula | a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e

General

Target

a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe
Size

43KB
MD5

4915012acb17290dbbe159c736a221ce
SHA1

015e1e42d8ff65d23b95ee17711c9f3125b179eb
SHA256

a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e
SHA512

12ea0d13aa46759840131deed1cdde4bab758bcefea5aa8e1bba9d81c3040262e696bf60f50e1f4dc4b221744a970de45b64072842bc54a41a13e976d5deaf37
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqI:+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/1724-6-0x0000000000870000-0x000000000088F000-memory.dmp	family_sakula
behavioral2/memory/5008-8-0x0000000000C70000-0x0000000000C8F000-memory.dmp	family_sakula
behavioral2/memory/1724-13-0x0000000000870000-0x000000000088F000-memory.dmp	family_sakula
behavioral2/memory/5008-18-0x0000000000C70000-0x0000000000C8F000-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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe

Executes dropped EXE 1 IoCs

pid	Process
5008	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"	a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1724-0-0x0000000000870000-0x000000000088F000-memory.dmp	upx
behavioral2/files/0x000b000000023bae-3.dat	upx
behavioral2/memory/5008-4-0x0000000000C70000-0x0000000000C8F000-memory.dmp	upx
behavioral2/memory/1724-6-0x0000000000870000-0x000000000088F000-memory.dmp	upx
behavioral2/memory/5008-8-0x0000000000C70000-0x0000000000C8F000-memory.dmp	upx
behavioral2/memory/1724-13-0x0000000000870000-0x000000000088F000-memory.dmp	upx
behavioral2/memory/5008-18-0x0000000000C70000-0x0000000000C8F000-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	a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.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
1016	cmd.exe
4148	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4148	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1724	a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1724 wrote to memory of 5008	1724	a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe	83
PID 1724 wrote to memory of 5008	1724	a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe	83
PID 1724 wrote to memory of 5008	1724	a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe	83
PID 1724 wrote to memory of 1016	1724	a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe	99
PID 1724 wrote to memory of 1016	1724	a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe	99
PID 1724 wrote to memory of 1016	1724	a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe	99
PID 1016 wrote to memory of 4148	1016	cmd.exe	101
PID 1016 wrote to memory of 4148	1016	cmd.exe	101
PID 1016 wrote to memory of 4148	1016	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe
"C:\Users\Admin\AppData\Local\Temp\a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.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:1724
- 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:5008
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a8173c44fdf86a911d5e684ce89f768139d21c0a38f314b9fe1446472a47e03e.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1016
- - 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:4148

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
947a4419914447631dcfca59d6d960c6

SHA1
f820f35fc796ddc9ffb011dac1fd853d90234f2e

SHA256
31001cbd9d644c6a8ad169d2d4aa58d50df16146837860a8892c58a150c1e3bc

SHA512
73b83279eb35979603847e8d7ed5a399189dc91eb22e43676367e6cd9202ea79e1adfa72eb9c60f6da4f75663ee6900f582061d76c414b7701040c29824225ee

Download Submit
memory/1724-0-0x0000000000870000-0x000000000088F000-memory.dmp

Filesize
124KB

Download
memory/1724-6-0x0000000000870000-0x000000000088F000-memory.dmp

Filesize
124KB

Download
memory/1724-13-0x0000000000870000-0x000000000088F000-memory.dmp

Filesize
124KB

Download
memory/5008-4-0x0000000000C70000-0x0000000000C8F000-memory.dmp

Filesize
124KB

Download
memory/5008-8-0x0000000000C70000-0x0000000000C8F000-memory.dmp

Filesize
124KB

Download
memory/5008-18-0x0000000000C70000-0x0000000000C8F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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