sakula | bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6

General

Target

bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe
Size

283KB
MD5

e7f6a0295fef6f3046f7caca73a2d4e0
SHA1

e41afbcb806a0ce6826327056baa2a6f7efaedad
SHA256

bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6
SHA512

4c2a924184a1dca46e8af900b30a7f8167b21d08bd86d634d433f512d8b7660f0e29e689292cfc2c218409bf34f9a4978f9fb3088d93292ac5863cc4c4311083
SSDEEP

1536:NU9abrtX4oocIK3yQkaY9z/S0hhnDiKKJqTnouy8HeBsCXKTnhxJP:Nm2rocIyhYtJxKJqrout+BsZh3

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

Processes:

resource	yara_rule
behavioral1/memory/1936-10-0x0000000000BC0000-0x0000000000BDF000-memory.dmp	family_sakula
behavioral1/memory/2336-11-0x0000000000900000-0x000000000091F000-memory.dmp	family_sakula
behavioral1/memory/1936-14-0x0000000000BC0000-0x0000000000BDF000-memory.dmp	family_sakula
behavioral1/memory/2336-20-0x0000000000900000-0x000000000091F000-memory.dmp	family_sakula
behavioral1/memory/1936-26-0x0000000000BC0000-0x0000000000BDF000-memory.dmp	family_sakula

Deletes itself 1 IoCs

Processes:

cmd.exe

pid	Process
1800	cmd.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid	Process
1936	MediaCenter.exe

Loads dropped DLL 2 IoCs

Processes:

bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe

pid	Process
2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe
2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.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"	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe

UPX packed file 8 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2336-0-0x0000000000900000-0x000000000091F000-memory.dmp	upx
behavioral1/files/0x0007000000017409-2.dat	upx
behavioral1/memory/2336-3-0x0000000000120000-0x000000000013F000-memory.dmp	upx
behavioral1/memory/1936-10-0x0000000000BC0000-0x0000000000BDF000-memory.dmp	upx
behavioral1/memory/2336-11-0x0000000000900000-0x000000000091F000-memory.dmp	upx
behavioral1/memory/1936-14-0x0000000000BC0000-0x0000000000BDF000-memory.dmp	upx
behavioral1/memory/2336-20-0x0000000000900000-0x000000000091F000-memory.dmp	upx
behavioral1/memory/1936-26-0x0000000000BC0000-0x0000000000BDF000-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.exebd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.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	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.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
1800	cmd.exe
2560	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
2560	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.execmd.exe

description	pid	Process	procid_target
PID 2336 wrote to memory of 1936	2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe	31
PID 2336 wrote to memory of 1936	2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe	31
PID 2336 wrote to memory of 1936	2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe	31
PID 2336 wrote to memory of 1936	2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe	31
PID 2336 wrote to memory of 1800	2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe	33
PID 2336 wrote to memory of 1800	2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe	33
PID 2336 wrote to memory of 1800	2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe	33
PID 2336 wrote to memory of 1800	2336	bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe	33
PID 1800 wrote to memory of 2560	1800	cmd.exe	35
PID 1800 wrote to memory of 2560	1800	cmd.exe	35
PID 1800 wrote to memory of 2560	1800	cmd.exe	35
PID 1800 wrote to memory of 2560	1800	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe
"C:\Users\Admin\AppData\Local\Temp\bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.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:2336
- 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:1936
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\bd6a9797e293381937ba083df0c0af62eeee1bd1d404a96a4b056f2f13a80cf6N.exe"
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:1800
- - 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:2560

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
283KB

MD5
f28abaaaafba5b257504d9b3b63f994d

SHA1
e4e6036514b86c5dfeb435f853e004dc2fd83073

SHA256
3e6a60a6f39ca176ba5bc2ee6e9b772232636528b9d86a99295137be86ea5510

SHA512
9f3985987539f33052d622564daf1f9457016c6c04fa9c68072cb5a877a43d09d7b6bc2c04843242e6c1b018d009e5a4bbf1918307c8b28bd52d048fcf16ed49

Download Submit
memory/1936-10-0x0000000000BC0000-0x0000000000BDF000-memory.dmp

Filesize
124KB

Download
memory/1936-14-0x0000000000BC0000-0x0000000000BDF000-memory.dmp

Filesize
124KB

Download
memory/1936-26-0x0000000000BC0000-0x0000000000BDF000-memory.dmp

Filesize
124KB

Download
memory/2336-0-0x0000000000900000-0x000000000091F000-memory.dmp

Filesize
124KB

Download
memory/2336-3-0x0000000000120000-0x000000000013F000-memory.dmp

Filesize
124KB

Download
memory/2336-11-0x0000000000900000-0x000000000091F000-memory.dmp

Filesize
124KB

Download
memory/2336-12-0x0000000000120000-0x000000000013F000-memory.dmp

Filesize
124KB

Download
memory/2336-20-0x0000000000900000-0x000000000091F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads