sakula | 3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07

General

Target

3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe
Size

114KB
MD5

493ca1b1ac0234c298154118e26f8c70
SHA1

f1b64024703bbd5cc90aba4592c73ac01170e725
SHA256

3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07
SHA512

c2ca13cf9d9d7f9168329f264f926e7497ad6bfbed54d8fb154e09d7756dba3d9caf2bb732ccb740535c8d4ebe9810958ec310d5baa3cd1eede001ffd4bdf51b
SSDEEP

1536:Loaj1hJL1S9t0MIeboal8bCKxo7h0RPLJNz30rtriCr0nJnHPoq1nouy8TRgW:c0hpgz6xGhYJF30Blr0nhoutTRgW

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/3336-0-0x0000000000AD0000-0x0000000000AF1000-memory.dmp	family_sakula
behavioral2/memory/2936-4-0x0000000000130000-0x0000000000151000-memory.dmp	family_sakula
behavioral2/files/0x000b000000023b5d-3.dat	family_sakula
behavioral2/memory/3336-6-0x0000000000AD0000-0x0000000000AF1000-memory.dmp	family_sakula
behavioral2/memory/2936-7-0x0000000000130000-0x0000000000151000-memory.dmp	family_sakula
behavioral2/memory/3336-8-0x0000000000AD0000-0x0000000000AF1000-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-1-5-21-4003209913-3868522715-854928974-1000\Control Panel\International\Geo\Nation	3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe

Executes dropped EXE 1 IoCs

pid	Process
2936	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"	3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3336-0-0x0000000000AD0000-0x0000000000AF1000-memory.dmp	upx
behavioral2/memory/2936-4-0x0000000000130000-0x0000000000151000-memory.dmp	upx
behavioral2/files/0x000b000000023b5d-3.dat	upx
behavioral2/memory/3336-6-0x0000000000AD0000-0x0000000000AF1000-memory.dmp	upx
behavioral2/memory/2936-7-0x0000000000130000-0x0000000000151000-memory.dmp	upx
behavioral2/memory/3336-8-0x0000000000AD0000-0x0000000000AF1000-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	3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.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
1240	cmd.exe
1268	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1268	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3336	3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3336 wrote to memory of 2936	3336	3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe	83
PID 3336 wrote to memory of 2936	3336	3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe	83
PID 3336 wrote to memory of 2936	3336	3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe	83
PID 3336 wrote to memory of 1240	3336	3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe	92
PID 3336 wrote to memory of 1240	3336	3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe	92
PID 3336 wrote to memory of 1240	3336	3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe	92
PID 1240 wrote to memory of 1268	1240	cmd.exe	94
PID 1240 wrote to memory of 1268	1240	cmd.exe	94
PID 1240 wrote to memory of 1268	1240	cmd.exe	94

C:\Users\Admin\AppData\Local\Temp\3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe
"C:\Users\Admin\AppData\Local\Temp\3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.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:3336
- 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:2936
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\3a7a47e76b470e7ca5ba0450187e61940b0a2ea7460edcb74adb2b1d44b9fc07N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1240
- - 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:1268

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
a37e866dc523fef5bb34b45ee7bba580

SHA1
c5f77317c349f87903e8b54215b9b9e52d6a22c2

SHA256
1da021257c470d3f1f87a00315addf81bbcaba6c15d50be03322bf24a494eb55

SHA512
7101efc1e18a19a5c01ca61c0d58a6996a59fdaef6f62170065950a6f104847146cd3460ee8209ba38c8a4d234b18ab74e65ce6cfe3f71a4fd08dbc73417b796

Download Submit
memory/2936-4-0x0000000000130000-0x0000000000151000-memory.dmp

Filesize
132KB

Download
memory/2936-7-0x0000000000130000-0x0000000000151000-memory.dmp

Filesize
132KB

Download
memory/3336-0-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download
memory/3336-6-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download
memory/3336-8-0x0000000000AD0000-0x0000000000AF1000-memory.dmp

Filesize
132KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads