sakula | efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8

General

Target

efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe
Size

114KB
MD5

7a8e1c8246c6af76a6ac7cddb90d67a3
SHA1

fb4997626a6499136b90b8b7bff26e197c46d021
SHA256

efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8
SHA512

38ea7f2b14725957f669f4a2407dec0c9d3d5e73ebdddf5fa9186625dc75e845a08b2787fdc67de21b3f12d6319951344c5590ebf8c6fd03a777c4e0cd247407
SSDEEP

1536:Loaj1hJL1S9t0MIeboal8bCKxo7h0RPLJNz30rtriCr0nJnHPoq1nouy8TRgd:c0hpgz6xGhYJF30Blr0nhoutTRgd

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 6 IoCs

resource	yara_rule
behavioral2/memory/4468-0-0x0000000000B00000-0x0000000000B21000-memory.dmp	family_sakula
behavioral2/memory/4916-4-0x00000000008E0000-0x0000000000901000-memory.dmp	family_sakula
behavioral2/files/0x000c000000023b7d-3.dat	family_sakula
behavioral2/memory/4468-6-0x0000000000B00000-0x0000000000B21000-memory.dmp	family_sakula
behavioral2/memory/4916-7-0x00000000008E0000-0x0000000000901000-memory.dmp	family_sakula
behavioral2/memory/4468-8-0x0000000000B00000-0x0000000000B21000-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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe

Executes dropped EXE 1 IoCs

pid	Process
4916	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"	efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4468-0-0x0000000000B00000-0x0000000000B21000-memory.dmp	upx
behavioral2/memory/4916-4-0x00000000008E0000-0x0000000000901000-memory.dmp	upx
behavioral2/files/0x000c000000023b7d-3.dat	upx
behavioral2/memory/4468-6-0x0000000000B00000-0x0000000000B21000-memory.dmp	upx
behavioral2/memory/4916-7-0x00000000008E0000-0x0000000000901000-memory.dmp	upx
behavioral2/memory/4468-8-0x0000000000B00000-0x0000000000B21000-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	efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.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
412	cmd.exe
4472	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4472	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4468	efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4468 wrote to memory of 4916	4468	efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe	82
PID 4468 wrote to memory of 4916	4468	efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe	82
PID 4468 wrote to memory of 4916	4468	efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe	82
PID 4468 wrote to memory of 412	4468	efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe	91
PID 4468 wrote to memory of 412	4468	efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe	91
PID 4468 wrote to memory of 412	4468	efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe	91
PID 412 wrote to memory of 4472	412	cmd.exe	93
PID 412 wrote to memory of 4472	412	cmd.exe	93
PID 412 wrote to memory of 4472	412	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe
"C:\Users\Admin\AppData\Local\Temp\efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.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:4468
- 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:4916
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\efd019000439a9e1d2768a18e212ed605ac47a91e25863ad8eb4fda03f2e0aa8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:412
- - 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:4472

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
114KB

MD5
dd8fde50467970e7b622f31f7213c93f

SHA1
b846370677486ddecf43dd13124ed2bec19e3db7

SHA256
5196a86fabf821a631cf27ca29a93d31c9fe6cc20e07c7cbaad0dd317d089518

SHA512
1110d6e8319588853d4460c5d695cb07b654f90234b8e5d7672e7a09dace5741980819f184cca68cd0d4b46e03e529be7fb04e1b0f69864c034319e0b4fefe8b

Download Submit
memory/4468-0-0x0000000000B00000-0x0000000000B21000-memory.dmp

Filesize
132KB

Download
memory/4468-6-0x0000000000B00000-0x0000000000B21000-memory.dmp

Filesize
132KB

Download
memory/4468-8-0x0000000000B00000-0x0000000000B21000-memory.dmp

Filesize
132KB

Download
memory/4916-4-0x00000000008E0000-0x0000000000901000-memory.dmp

Filesize
132KB

Download
memory/4916-7-0x00000000008E0000-0x0000000000901000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads