sakula | 6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1

General

Target
6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe
Size 283KB
Sample241001-mqtebavemm
SHA256 6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1
MD5 f939079733fccb00db0356d07f3c29c0
SHA1 d1ac9a4713e684c68de1bf1cff164797945caa86
SHA512 de3add44f6cb2388e49c6f57c6c2f7c4d66936faf16d3ff85dca87d263df4631ed590f23b25e6c8f6228784e5b019185e5c3d63f12dd52fa2206c593f8e94e6a
SSDEEP 1536:NU9abrtX4oocIK3yQkaY9z/S0hhnDiKKJqTnouy8HeBsCXKTnhxJS:Nm2rocIyhYtJxKJqrout+BsZha
MD5 SHA1 SHA512 SSDEEP

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 payload 5 IoCs

resource	yara_rule
behavioral2/memory/708-5-0x0000000000880000-0x000000000089F000-memory.dmp	family_sakula
behavioral2/memory/1464-6-0x0000000000D50000-0x0000000000D6F000-memory.dmp	family_sakula
behavioral2/memory/708-8-0x0000000000880000-0x000000000089F000-memory.dmp	family_sakula
behavioral2/memory/1464-14-0x0000000000D50000-0x0000000000D6F000-memory.dmp	family_sakula
behavioral2/memory/708-18-0x0000000000880000-0x000000000089F000-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-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation	6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe

Executes dropped EXE 1 IoCs

pid	Process
708	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"	6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1464-0-0x0000000000D50000-0x0000000000D6F000-memory.dmp	upx
behavioral2/files/0x000a0000000234f4-3.dat	upx
behavioral2/memory/708-5-0x0000000000880000-0x000000000089F000-memory.dmp	upx
behavioral2/memory/1464-6-0x0000000000D50000-0x0000000000D6F000-memory.dmp	upx
behavioral2/memory/708-8-0x0000000000880000-0x000000000089F000-memory.dmp	upx
behavioral2/memory/1464-14-0x0000000000D50000-0x0000000000D6F000-memory.dmp	upx
behavioral2/memory/708-18-0x0000000000880000-0x000000000089F000-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	6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.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
1168	cmd.exe
4820	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4820	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1464	6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1464 wrote to memory of 708	1464	6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe	82
PID 1464 wrote to memory of 708	1464	6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe	82
PID 1464 wrote to memory of 708	1464	6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe	82
PID 1464 wrote to memory of 1168	1464	6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe	91
PID 1464 wrote to memory of 1168	1464	6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe	91
PID 1464 wrote to memory of 1168	1464	6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe	91
PID 1168 wrote to memory of 4820	1168	cmd.exe	93
PID 1168 wrote to memory of 4820	1168	cmd.exe	93
PID 1168 wrote to memory of 4820	1168	cmd.exe	93

C:\Users\Admin\AppData\Local\Temp\6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe
"C:\Users\Admin\AppData\Local\Temp\6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.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:1464
- 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:708
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\6958be6fbaf7cbcdf52d9d5fbac1b53b332c59fc3339b63536554392ba56c7b1N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1168
- - 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:4820

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

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 283KB
SHA256 6706e8679d324e90a21d92dfe18449809c2bad94222b90cd5a1551b43316370f
MD5 23890779c58c972088ae5e359a2c049d
SHA1 dd62478a114ae0ae3de8d6cf16d04c5951c73ca1
SHA512 d7e094371f1f3744cc1f5b0928b56b96b77c9c7bf85cb279644800f47bc634fd1c8de7f1ff805d59f4d0f0e9892a7bfe960967d4e18f8cfe03f2226208e32593
SSDEEP 1536:NU9abrtX4oocIK3yQkaY9z/S0hhnDiKKJqTnouy8HeBsCXKTnhxJg:Nm2rocIyhYtJxKJqrout+BsZhI
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/708-5-0x0000000000880000-0x000000000089F000-memory.dmp

Download

memory/708-8-0x0000000000880000-0x000000000089F000-memory.dmp

Download

memory/708-18-0x0000000000880000-0x000000000089F000-memory.dmp

Download

memory/1464-0-0x0000000000D50000-0x0000000000D6F000-memory.dmp

Download

memory/1464-6-0x0000000000D50000-0x0000000000D6F000-memory.dmp

Download

memory/1464-14-0x0000000000D50000-0x0000000000D6F000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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