sakula | a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9

General

Target

a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe
Size

114KB
MD5

45a4e639d05371789a454225b172b577
SHA1

bd689cc37d159d38bdd4495b2bb01d90431e3c24
SHA256

a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9
SHA512

5c2c9a520cc8417b557617cd9b377983b4bbc321d74060340e6945a8343533e371b3401af1155972b147c9b94714ffe466ea7b317a6921a301c913b67991ebdc
SSDEEP

1536:Loaj1hJL1S9t0MIeboal8bCKxo7h0RPLJNz30rtriCr0nJnHPoq1nouy8TRgC:c0hpgz6xGhYJF30Blr0nhoutTRgC

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/116-0-0x0000000000390000-0x00000000003B1000-memory.dmp	family_sakula
behavioral2/files/0x000b000000023b8f-3.dat	family_sakula
behavioral2/memory/2660-4-0x00000000009A0000-0x00000000009C1000-memory.dmp	family_sakula
behavioral2/memory/116-6-0x0000000000390000-0x00000000003B1000-memory.dmp	family_sakula
behavioral2/memory/2660-7-0x00000000009A0000-0x00000000009C1000-memory.dmp	family_sakula
behavioral2/memory/116-8-0x0000000000390000-0x00000000003B1000-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-1-5-21-2211717155-842865201-3404093980-1000\Control Panel\International\Geo\Nation	a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe

Executes dropped EXE 1 IoCs

pid	Process
2660	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"	a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/116-0-0x0000000000390000-0x00000000003B1000-memory.dmp	upx
behavioral2/files/0x000b000000023b8f-3.dat	upx
behavioral2/memory/2660-4-0x00000000009A0000-0x00000000009C1000-memory.dmp	upx
behavioral2/memory/116-6-0x0000000000390000-0x00000000003B1000-memory.dmp	upx
behavioral2/memory/2660-7-0x00000000009A0000-0x00000000009C1000-memory.dmp	upx
behavioral2/memory/116-8-0x0000000000390000-0x00000000003B1000-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	a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.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
4648	cmd.exe
4568	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4568	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	116	a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 116 wrote to memory of 2660	116	a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe	84
PID 116 wrote to memory of 2660	116	a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe	84
PID 116 wrote to memory of 2660	116	a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe	84
PID 116 wrote to memory of 4648	116	a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe	90
PID 116 wrote to memory of 4648	116	a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe	90
PID 116 wrote to memory of 4648	116	a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe	90
PID 4648 wrote to memory of 4568	4648	cmd.exe	92
PID 4648 wrote to memory of 4568	4648	cmd.exe	92
PID 4648 wrote to memory of 4568	4648	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe
"C:\Users\Admin\AppData\Local\Temp\a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.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:116
- 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:2660
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a3bee949be6f87d036462dd27a940ddb50554ea8b86e49458a2bee19691b39a9.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4648
- - 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:4568

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
dcf7a886a76d4d1abed198ecb611116e

SHA1
6cba776506674e46ace2021dc741b6975955f43e

SHA256
ece95a9dfa757b96f49d0221c0aae07d6b8b0341d5ef9c60f417a65570575eac

SHA512
f23524374dc31d367aac767f25260cb6b73f310fd89520ba17a4a42ac196a9b0c09c8d0a9ba31db15e1617db994efcb2803bad1e68d819a2152a65af084a890c

Download Submit
memory/116-0-0x0000000000390000-0x00000000003B1000-memory.dmp

Filesize
132KB

Download
memory/116-6-0x0000000000390000-0x00000000003B1000-memory.dmp

Filesize
132KB

Download
memory/116-8-0x0000000000390000-0x00000000003B1000-memory.dmp

Filesize
132KB

Download
memory/2660-4-0x00000000009A0000-0x00000000009C1000-memory.dmp

Filesize
132KB

Download
memory/2660-7-0x00000000009A0000-0x00000000009C1000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads