sakula | 8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd

General

Target
8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe
Size 43KB
Sample240904-avcadasend
SHA256 8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd
MD5 acbdcf026ff1e045f1c7995efc916092
SHA1 e7d7fed7f56585922a4d4bcfa7c49bf7e39cffdb
SHA512 6e70a5fc74ad0df3efad5ee4abc97a7210d6adcb6b3b3d1ce1c3629b40c23397957bc32814d12a18f4d84e5e3acddaefa7a5b28d046d6c331e2bd5cdeff57aa6
SSDEEP 768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqp:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8D
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
behavioral1/memory/2312-11-0x0000000000A20000-0x0000000000A3F000-memory.dmp	family_sakula
behavioral1/memory/848-3-0x0000000000210000-0x000000000022F000-memory.dmp	family_sakula
behavioral1/memory/2312-15-0x0000000000A20000-0x0000000000A3F000-memory.dmp	family_sakula
behavioral1/memory/848-20-0x0000000000210000-0x000000000022F000-memory.dmp	family_sakula
behavioral1/memory/2312-26-0x0000000000A20000-0x0000000000A3F000-memory.dmp	family_sakula

Deletes itself 1 IoCs

pid	Process
2712	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2312	MediaCenter.exe

Loads dropped DLL 2 IoCs

pid	Process
848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe
848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x0008000000016e09-1.dat	upx
behavioral1/memory/2312-11-0x0000000000A20000-0x0000000000A3F000-memory.dmp	upx
behavioral1/memory/848-8-0x0000000000070000-0x000000000008F000-memory.dmp	upx
behavioral1/memory/848-3-0x0000000000210000-0x000000000022F000-memory.dmp	upx
behavioral1/memory/2312-15-0x0000000000A20000-0x0000000000A3F000-memory.dmp	upx
behavioral1/memory/848-20-0x0000000000210000-0x000000000022F000-memory.dmp	upx
behavioral1/memory/2312-26-0x0000000000A20000-0x0000000000A3F000-memory.dmp	upx

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"	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe

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	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.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
2712	cmd.exe
2704	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2704	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 848 wrote to memory of 2312	848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe	28
PID 848 wrote to memory of 2312	848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe	28
PID 848 wrote to memory of 2312	848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe	28
PID 848 wrote to memory of 2312	848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe	28
PID 848 wrote to memory of 2712	848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe	30
PID 848 wrote to memory of 2712	848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe	30
PID 848 wrote to memory of 2712	848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe	30
PID 848 wrote to memory of 2712	848	8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe	30
PID 2712 wrote to memory of 2704	2712	cmd.exe	32
PID 2712 wrote to memory of 2704	2712	cmd.exe	32
PID 2712 wrote to memory of 2704	2712	cmd.exe	32
PID 2712 wrote to memory of 2704	2712	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe
"C:\Users\Admin\AppData\Local\Temp\8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:848
- 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:2312
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\8c048cf179b45e1f7d67fa91e3bc13b3c838c32d17e1aa039ba721a83a515dbd.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2712
- - 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:2704

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

Remote System Discovery

1

T1018

System Information Discovery

1

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 \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 43KB
SHA256 ce4a6d5b56ed7f73e3708d616df3e5b5f4d64ee3c4bf6af8322b58226a03e12e
MD5 fc5c62d2f5261bcc26651f029a479e05
SHA1 e6f56bce260b5bfbab0681577fcce5a5c101ecc5
SHA512 d87ccac0479e5dd6814064c4f95e42927157b78bd517a016c2a69b8e77e743962ecd9545568c7dff4ffd3fdf833cda79d8e8f9d8a418ad7cc310fb626e32ed65
SSDEEP 768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taq/:+U9abrtX4oocIK3yQkaY9z/S0hhy6k81
MD5 SHA1 SHA512 SSDEEP

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memory/848-9-0x0000000000070000-0x000000000008F000-memory.dmp

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memory/848-8-0x0000000000070000-0x000000000008F000-memory.dmp

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memory/848-3-0x0000000000210000-0x000000000022F000-memory.dmp

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memory/848-12-0x0000000000070000-0x000000000008F000-memory.dmp

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memory/848-13-0x0000000000070000-0x000000000008F000-memory.dmp

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memory/848-20-0x0000000000210000-0x000000000022F000-memory.dmp

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memory/2312-11-0x0000000000A20000-0x0000000000A3F000-memory.dmp

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memory/2312-15-0x0000000000A20000-0x0000000000A3F000-memory.dmp

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memory/2312-26-0x0000000000A20000-0x0000000000A3F000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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