sakula | 4e64e96e5f49908f9bd44176dbdd2012e84bb6e7bde72af419ada7e8a17e303a

General

Target

cd64145da6ddb5857039ef96ca9b47d0_JC.exe
Size

42KB
MD5

cd64145da6ddb5857039ef96ca9b47d0
SHA1

75917fb5294498f70f1472aaafab27a892e3e614
SHA256

4e64e96e5f49908f9bd44176dbdd2012e84bb6e7bde72af419ada7e8a17e303a
SHA512

ae2a4586d7881811031e441b1ee62ee7a6bc6bbf1e86679c6ef5b695969e7426f7a6d3fff244a8e6cbcb50e31adf1e8ed76947123f898c79634f6df987329be2
SSDEEP

768:/hSksandb4GgyMsp4hyYtoVxYGm1q+R9cFDBMm:/TsGpehyYtkYvYm9cHMm

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

Processes:

MediaCenter.exe

pid process

2200 MediaCenter.exe

pid	process
2200	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

reg.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"	reg.exe

Modifies registry key 1 TTPs 1 IoCs

Modify Registry
T1112

Processes:

reg.exe

pid process

1212 reg.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

2128 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

svchost.exe

description pid process

Token: SeManageVolumePrivilege 1420 svchost.exe

pid	process
1212	reg.exe

pid	process
2128	PING.EXE

description	pid	process
Token: SeManageVolumePrivilege	1420	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

cd64145da6ddb5857039ef96ca9b47d0_JC.execmd.execmd.execmd.exe

description	pid	process	target process
PID 3892 wrote to memory of 2204	3892	cd64145da6ddb5857039ef96ca9b47d0_JC.exe	cmd.exe
PID 3892 wrote to memory of 2204	3892	cd64145da6ddb5857039ef96ca9b47d0_JC.exe	cmd.exe
PID 3892 wrote to memory of 2204	3892	cd64145da6ddb5857039ef96ca9b47d0_JC.exe	cmd.exe
PID 3892 wrote to memory of 4892	3892	cd64145da6ddb5857039ef96ca9b47d0_JC.exe	cmd.exe
PID 3892 wrote to memory of 4892	3892	cd64145da6ddb5857039ef96ca9b47d0_JC.exe	cmd.exe
PID 3892 wrote to memory of 4892	3892	cd64145da6ddb5857039ef96ca9b47d0_JC.exe	cmd.exe
PID 3892 wrote to memory of 2600	3892	cd64145da6ddb5857039ef96ca9b47d0_JC.exe	cmd.exe
PID 3892 wrote to memory of 2600	3892	cd64145da6ddb5857039ef96ca9b47d0_JC.exe	cmd.exe
PID 3892 wrote to memory of 2600	3892	cd64145da6ddb5857039ef96ca9b47d0_JC.exe	cmd.exe
PID 2600 wrote to memory of 2128	2600	cmd.exe	PING.EXE
PID 2600 wrote to memory of 2128	2600	cmd.exe	PING.EXE
PID 2600 wrote to memory of 2128	2600	cmd.exe	PING.EXE
PID 2204 wrote to memory of 1212	2204	cmd.exe	reg.exe
PID 2204 wrote to memory of 1212	2204	cmd.exe	reg.exe
PID 2204 wrote to memory of 1212	2204	cmd.exe	reg.exe
PID 4892 wrote to memory of 2200	4892	cmd.exe	MediaCenter.exe
PID 4892 wrote to memory of 2200	4892	cmd.exe	MediaCenter.exe
PID 4892 wrote to memory of 2200	4892	cmd.exe	MediaCenter.exe

C:\Users\Admin\AppData\Local\Temp\cd64145da6ddb5857039ef96ca9b47d0_JC.exe
"C:\Users\Admin\AppData\Local\Temp\cd64145da6ddb5857039ef96ca9b47d0_JC.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3892
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 & del "C:\Users\Admin\AppData\Local\Temp\cd64145da6ddb5857039ef96ca9b47d0_JC.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2600
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2128
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4892
- - C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
    3⤵
    - Executes dropped EXE
    PID:2200
- 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:2204
- - 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:1212

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:1008

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1420

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

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

Filesize
42KB

MD5
dd1e39404ab2e0cf58cefacf84d3ff30

SHA1
6935a2ce627bf767b5b319f26a8f1ff7994cfe92

SHA256
972b6bf495800dd78941c02958aa92affce6adaf588de52c6ee2ea79dd13267c

SHA512
3b888ef757588bdbe2b22c1002a19a5000ac4d5c4e34564e4a9f31311dcfcd511847306aa052f3d810d5e054ec74e3bc6f431eddd925df81491d0353ade398c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe

Filesize
42KB

MD5
dd1e39404ab2e0cf58cefacf84d3ff30

SHA1
6935a2ce627bf767b5b319f26a8f1ff7994cfe92

SHA256
972b6bf495800dd78941c02958aa92affce6adaf588de52c6ee2ea79dd13267c

SHA512
3b888ef757588bdbe2b22c1002a19a5000ac4d5c4e34564e4a9f31311dcfcd511847306aa052f3d810d5e054ec74e3bc6f431eddd925df81491d0353ade398c5

Download Submit
memory/1420-46-0x000001AF7FA60000-0x000001AF7FA61000-memory.dmp

Filesize
4KB

Download
memory/1420-54-0x000001AF7F680000-0x000001AF7F681000-memory.dmp

Filesize
4KB

Download
memory/1420-47-0x000001AF7FA60000-0x000001AF7FA61000-memory.dmp

Filesize
4KB

Download
memory/1420-48-0x000001AF7FA60000-0x000001AF7FA61000-memory.dmp

Filesize
4KB

Download
memory/1420-8-0x000001AF7F340000-0x000001AF7F350000-memory.dmp

Filesize
64KB

Download
memory/1420-24-0x000001AF7F440000-0x000001AF7F450000-memory.dmp

Filesize
64KB

Download
memory/1420-40-0x000001AF7FA30000-0x000001AF7FA31000-memory.dmp

Filesize
4KB

Download
memory/1420-41-0x000001AF7FA60000-0x000001AF7FA61000-memory.dmp

Filesize
4KB

Download
memory/1420-42-0x000001AF7FA60000-0x000001AF7FA61000-memory.dmp

Filesize
4KB

Download
memory/1420-43-0x000001AF7FA60000-0x000001AF7FA61000-memory.dmp

Filesize
4KB

Download
memory/1420-44-0x000001AF7FA60000-0x000001AF7FA61000-memory.dmp

Filesize
4KB

Download
memory/1420-45-0x000001AF7FA60000-0x000001AF7FA61000-memory.dmp

Filesize
4KB

Download
memory/1420-76-0x000001AF7F8D0000-0x000001AF7F8D1000-memory.dmp

Filesize
4KB

Download
memory/1420-75-0x000001AF7F7C0000-0x000001AF7F7C1000-memory.dmp

Filesize
4KB

Download
memory/1420-74-0x000001AF7F7C0000-0x000001AF7F7C1000-memory.dmp

Filesize
4KB

Download
memory/1420-49-0x000001AF7FA60000-0x000001AF7FA61000-memory.dmp

Filesize
4KB

Download
memory/1420-50-0x000001AF7FA60000-0x000001AF7FA61000-memory.dmp

Filesize
4KB

Download
memory/1420-51-0x000001AF7F680000-0x000001AF7F681000-memory.dmp

Filesize
4KB

Download
memory/1420-52-0x000001AF7F670000-0x000001AF7F671000-memory.dmp

Filesize
4KB

Download
memory/1420-72-0x000001AF7F7B0000-0x000001AF7F7B1000-memory.dmp

Filesize
4KB

Download
memory/1420-57-0x000001AF7F670000-0x000001AF7F671000-memory.dmp

Filesize
4KB

Download
memory/1420-60-0x000001AF7F5B0000-0x000001AF7F5B1000-memory.dmp

Filesize
4KB

Download
memory/2200-7-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3892-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3892-1-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3892-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads