sakula | d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30

General

Target

d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe
Size

43KB
MD5

ba941fe999366f16996b8cd143078ca0
SHA1

4ec146f2d650203246cb593900a92a1d3f5ee977
SHA256

d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30
SHA512

db2fdff1ed7183df169ee356148686ef5460c98dd6bfe4bf4e89ac75ecc3319be234963df178ca278d2b52c50f4995aed2e23e040f01989fff329c876c78157f
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taq/:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8d

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/680-6-0x0000000000DF0000-0x0000000000E0F000-memory.dmp	family_sakula
behavioral2/memory/2848-8-0x0000000000AB0000-0x0000000000ACF000-memory.dmp	family_sakula
behavioral2/memory/680-13-0x0000000000DF0000-0x0000000000E0F000-memory.dmp	family_sakula
behavioral2/memory/2848-18-0x0000000000AB0000-0x0000000000ACF000-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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation	d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe

Executes dropped EXE 1 IoCs

pid	Process
2848	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"	d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/680-0-0x0000000000DF0000-0x0000000000E0F000-memory.dmp	upx
behavioral2/files/0x000b000000023b8b-3.dat	upx
behavioral2/memory/2848-4-0x0000000000AB0000-0x0000000000ACF000-memory.dmp	upx
behavioral2/memory/680-6-0x0000000000DF0000-0x0000000000E0F000-memory.dmp	upx
behavioral2/memory/2848-8-0x0000000000AB0000-0x0000000000ACF000-memory.dmp	upx
behavioral2/memory/680-13-0x0000000000DF0000-0x0000000000E0F000-memory.dmp	upx
behavioral2/memory/2848-18-0x0000000000AB0000-0x0000000000ACF000-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	d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.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
1080	cmd.exe
3920	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3920	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	680	d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 680 wrote to memory of 2848	680	d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe	83
PID 680 wrote to memory of 2848	680	d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe	83
PID 680 wrote to memory of 2848	680	d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe	83
PID 680 wrote to memory of 1080	680	d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe	99
PID 680 wrote to memory of 1080	680	d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe	99
PID 680 wrote to memory of 1080	680	d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe	99
PID 1080 wrote to memory of 3920	1080	cmd.exe	101
PID 1080 wrote to memory of 3920	1080	cmd.exe	101
PID 1080 wrote to memory of 3920	1080	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe
"C:\Users\Admin\AppData\Local\Temp\d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.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:680
- 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:2848
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\d0373cbca12c3821399bff96e7875c56a60a81e81defd70dd7208ffe4a262c30N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1080
- - 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:3920

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
adc1d2ee36d17fc056fd50dc5a81fe02

SHA1
1d71af91eac804f9dd5f18e6c9213095f8c0f410

SHA256
ebe85c9a246b7fbc61511f2e540a9fbe9c6f7dcd41cd76c7ba7b578c04ad5a9f

SHA512
3a057a664ea0c0783d25a84ef572594a572f244a27b72486278709c6f7248f42cc3abf6478fd722fcc416411bcac49db163c8981b2dbd03785357803d711d218

Download Submit
memory/680-0-0x0000000000DF0000-0x0000000000E0F000-memory.dmp

Filesize
124KB

Download
memory/680-6-0x0000000000DF0000-0x0000000000E0F000-memory.dmp

Filesize
124KB

Download
memory/680-13-0x0000000000DF0000-0x0000000000E0F000-memory.dmp

Filesize
124KB

Download
memory/2848-4-0x0000000000AB0000-0x0000000000ACF000-memory.dmp

Filesize
124KB

Download
memory/2848-8-0x0000000000AB0000-0x0000000000ACF000-memory.dmp

Filesize
124KB

Download
memory/2848-18-0x0000000000AB0000-0x0000000000ACF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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