sakula | a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede

General

Target

a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe
Size

43KB
MD5

46b602f05450a2b1fa29f3ebf0d7ef98
SHA1

cea409e7ca2d6f300e95f370a94e6775bf48f096
SHA256

a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede
SHA512

edbc63388c25c112cc26b47f8e79b3a8f45245a605a3e4380cb528c612f99029586fb16f1eaf0220a3ef41cc9058b870a04e7e83d81dc0f153e56b00df971639
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqG:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8U

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 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2272-11-0x0000000000AF0000-0x0000000000B0F000-memory.dmp	family_sakula
behavioral1/memory/2316-15-0x00000000010F0000-0x000000000110F000-memory.dmp	family_sakula
behavioral1/memory/2272-21-0x0000000000AF0000-0x0000000000B0F000-memory.dmp	family_sakula
behavioral1/memory/2316-27-0x00000000010F0000-0x000000000110F000-memory.dmp	family_sakula

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
2440	cmd.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid	Process
2316	MediaCenter.exe

Loads dropped DLL 2 IoCs

Processes:

a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe

pid	Process
2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe
2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2272-0-0x0000000000AF0000-0x0000000000B0F000-memory.dmp	upx
behavioral1/files/0x0008000000016650-2.dat	upx
behavioral1/memory/2316-10-0x00000000010F0000-0x000000000110F000-memory.dmp	upx
behavioral1/memory/2272-11-0x0000000000AF0000-0x0000000000B0F000-memory.dmp	upx
behavioral1/memory/2316-15-0x00000000010F0000-0x000000000110F000-memory.dmp	upx
behavioral1/memory/2272-21-0x0000000000AF0000-0x0000000000B0F000-memory.dmp	upx
behavioral1/memory/2316-27-0x00000000010F0000-0x000000000110F000-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

Processes:

cmd.exePING.EXEMediaCenter.exea3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe

description	ioc	Process
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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.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

Processes:

cmd.exePING.EXE

pid	Process
2440	cmd.exe
2672	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
2672	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.execmd.exe

description	pid	Process	procid_target
PID 2272 wrote to memory of 2316	2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe	30
PID 2272 wrote to memory of 2316	2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe	30
PID 2272 wrote to memory of 2316	2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe	30
PID 2272 wrote to memory of 2316	2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe	30
PID 2272 wrote to memory of 2440	2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe	32
PID 2272 wrote to memory of 2440	2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe	32
PID 2272 wrote to memory of 2440	2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe	32
PID 2272 wrote to memory of 2440	2272	a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe	32
PID 2440 wrote to memory of 2672	2440	cmd.exe	34
PID 2440 wrote to memory of 2672	2440	cmd.exe	34
PID 2440 wrote to memory of 2672	2440	cmd.exe	34
PID 2440 wrote to memory of 2672	2440	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe
"C:\Users\Admin\AppData\Local\Temp\a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.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:2272
- 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:2316
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\a3a2931d202c0adfda4e04080b1a601ca7963b842238286dafb052595237eede.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2440
- - 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:2672

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

\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

Filesize
43KB

MD5
618d2ef7ec753a9841845af9af723edb

SHA1
48dcfa6e4435d0997857e022e1f001c2357f15ce

SHA256
88fb3cb1c03c3eea3c2a6db0aece24125048b0cc1fc06dfb6533de258e76bd44

SHA512
d84da0308641d5d59f4d8a55ea3bec0012cb484af5a915e307ec0dd2967e4e03ed4536144091f01b44bdff3304f508f8f8743e07c590f54020af354510ace90d

Download Submit
memory/2272-0-0x0000000000AF0000-0x0000000000B0F000-memory.dmp

Filesize
124KB

Download
memory/2272-8-0x00000000000E0000-0x00000000000FF000-memory.dmp

Filesize
124KB

Download
memory/2272-11-0x0000000000AF0000-0x0000000000B0F000-memory.dmp

Filesize
124KB

Download
memory/2272-12-0x00000000000E0000-0x00000000000FF000-memory.dmp

Filesize
124KB

Download
memory/2272-13-0x00000000000E0000-0x00000000000FF000-memory.dmp

Filesize
124KB

Download
memory/2272-21-0x0000000000AF0000-0x0000000000B0F000-memory.dmp

Filesize
124KB

Download
memory/2316-10-0x00000000010F0000-0x000000000110F000-memory.dmp

Filesize
124KB

Download
memory/2316-15-0x00000000010F0000-0x000000000110F000-memory.dmp

Filesize
124KB

Download
memory/2316-27-0x00000000010F0000-0x000000000110F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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