sakula | 46f9d7d9716e66a5b7ed4600d5b0ffcdf9441322130558833af8879c34973245

General

Target
NEAS.85c76584a43e616210ec95497ef10f80.exe
Size 72KB
Sample231101-efrtqsaa6z
SHA256 46f9d7d9716e66a5b7ed4600d5b0ffcdf9441322130558833af8879c34973245
MD5 85c76584a43e616210ec95497ef10f80
SHA1 13f8fa9c043fb4c05fc46c795373866f7dcf4b9b
SHA512 f55daa86a0186936f14ee9c53d8ff84b0bb6016820f0aadf596b46ed43830df222011e24cbb34cb5c460f85ed9ac139b0e9e3ddcdabdafaa46425fdc76a730b7
SSDEEP 768:ehSksandb4GgyMsp4hyYtoVxYGm1ZAfPsED3VK2+ZtyOjgO4r9vFAg2rql:eTsGpehyYtkYvnEYTjipvF2Y
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sakula persistence rat trojan

Malware Config

Extracted

Family

sakula

C2

http://vpn.premrera.com:443/viewpre.asp?cstring=%s&tom=%d&id=%d
http://vpn.premrera.com:443/photo/%s.jpg?id=%d
http://173.254.226.212:443/viewpre.asp?cstring=%s&tom=%d&id=%d
http://173.254.226.212:443/photo/%s.jpg?id=%d

Signatures

Sakula
Sakula is a remote access trojan with various capabilities.
trojan rat sakula

Executes dropped EXE 1 IoCs

pid	Process
524	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"	reg.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
4108	reg.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1980	PING.EXE

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4068 wrote to memory of 2956	4068	NEAS.85c76584a43e616210ec95497ef10f80.exe	91
PID 4068 wrote to memory of 2956	4068	NEAS.85c76584a43e616210ec95497ef10f80.exe	91
PID 4068 wrote to memory of 2956	4068	NEAS.85c76584a43e616210ec95497ef10f80.exe	91
PID 4068 wrote to memory of 3268	4068	NEAS.85c76584a43e616210ec95497ef10f80.exe	92
PID 4068 wrote to memory of 3268	4068	NEAS.85c76584a43e616210ec95497ef10f80.exe	92
PID 4068 wrote to memory of 3268	4068	NEAS.85c76584a43e616210ec95497ef10f80.exe	92
PID 4068 wrote to memory of 1160	4068	NEAS.85c76584a43e616210ec95497ef10f80.exe	93
PID 4068 wrote to memory of 1160	4068	NEAS.85c76584a43e616210ec95497ef10f80.exe	93
PID 4068 wrote to memory of 1160	4068	NEAS.85c76584a43e616210ec95497ef10f80.exe	93
PID 2956 wrote to memory of 4108	2956	cmd.exe	97
PID 2956 wrote to memory of 4108	2956	cmd.exe	97
PID 2956 wrote to memory of 4108	2956	cmd.exe	97
PID 1160 wrote to memory of 1980	1160	cmd.exe	98
PID 1160 wrote to memory of 1980	1160	cmd.exe	98
PID 1160 wrote to memory of 1980	1160	cmd.exe	98
PID 3268 wrote to memory of 524	3268	cmd.exe	99
PID 3268 wrote to memory of 524	3268	cmd.exe	99
PID 3268 wrote to memory of 524	3268	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\NEAS.85c76584a43e616210ec95497ef10f80.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.85c76584a43e616210ec95497ef10f80.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4068
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2956
- - C:\Windows\SysWOW64\reg.exe
    reg add HKLM\Software\Microsoft\Windows\CurrentVersion\Run /v "MicroMedia" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
    3⤵
    - Adds Run key to start application
    - Modifies registry key
    PID:4108
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3268
- - C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    3⤵
    - Executes dropped EXE
    PID:524
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 & del "C:\Users\Admin\AppData\Local\Temp\NEAS.85c76584a43e616210ec95497ef10f80.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1160
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:1980

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

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

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 72KB
SHA256 55eb2db3419c01d7a4909da038a31ca84c4ccda988c0da7f2ae45bff5933b809
MD5 829ef6cf118cd367d148403e2a44c15e
SHA1 41d39c1d50e202cf81c4eadc35c70f600a9c0636
SHA512 4355a393f3045b8aa5731150dfb270bc50e7b523c7bb2a6ba180f38c6c6aae47741d879f5af083d5c52a019b16847b2ff70e435878734ed064c82196447cac56
SSDEEP 768:ehSksandb4GgyMsp4hyYtoVxYGm1ZAfPsED3VK2+ZtyOjgO4r9vFAg2rqr:eTsGpehyYtkYvnEYTjipvF2+
MD5 SHA1 SHA512 SSDEEP

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MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 72KB
SHA256 55eb2db3419c01d7a4909da038a31ca84c4ccda988c0da7f2ae45bff5933b809
MD5 829ef6cf118cd367d148403e2a44c15e
SHA1 41d39c1d50e202cf81c4eadc35c70f600a9c0636
SHA512 4355a393f3045b8aa5731150dfb270bc50e7b523c7bb2a6ba180f38c6c6aae47741d879f5af083d5c52a019b16847b2ff70e435878734ed064c82196447cac56
SSDEEP 768:ehSksandb4GgyMsp4hyYtoVxYGm1ZAfPsED3VK2+ZtyOjgO4r9vFAg2rqr:eTsGpehyYtkYvnEYTjipvF2+
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/524-8-0x0000000000400000-0x000000000040C000-memory.dmp

Download

memory/4068-0-0x0000000000400000-0x000000000040C000-memory.dmp

Download

memory/4068-1-0x0000000000400000-0x000000000040C000-memory.dmp

Download

memory/4068-2-0x0000000000400000-0x000000000040C000-memory.dmp

Download

memory/4068-4-0x0000000000400000-0x000000000040C000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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