sakula | 2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783

General

Target

2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe
Size

43KB
MD5

a7ebfd60c6a99ca8d9e0a6b61efde650
SHA1

034fba22acc854ee290368914f40b9568538a874
SHA256

2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783
SHA512

f7f4410ce5a3ef041defd059165f11e7f304dd8b414bd089e99eb0023eff79adf582b801c20e54c4f18bc6d494f1632691f2010b94b934d5505b4163b5fd31b4
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqe:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8A

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
behavioral2/memory/3004-6-0x0000000000480000-0x000000000049F000-memory.dmp	family_sakula
behavioral2/memory/4608-8-0x00000000008D0000-0x00000000008EF000-memory.dmp	family_sakula
behavioral2/memory/3004-14-0x0000000000480000-0x000000000049F000-memory.dmp	family_sakula
behavioral2/memory/4608-21-0x00000000008D0000-0x00000000008EF000-memory.dmp	family_sakula

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid	Process
4608	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.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"	2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3004-0-0x0000000000480000-0x000000000049F000-memory.dmp	upx
behavioral2/files/0x0009000000023c83-3.dat	upx
behavioral2/memory/4608-4-0x00000000008D0000-0x00000000008EF000-memory.dmp	upx
behavioral2/memory/3004-6-0x0000000000480000-0x000000000049F000-memory.dmp	upx
behavioral2/memory/4608-8-0x00000000008D0000-0x00000000008EF000-memory.dmp	upx
behavioral2/memory/3004-14-0x0000000000480000-0x000000000049F000-memory.dmp	upx
behavioral2/memory/4608-21-0x00000000008D0000-0x00000000008EF000-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:

2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exeMediaCenter.execmd.exePING.EXE

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MediaCenter.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
2308	cmd.exe
4864	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
4864	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe

description	pid	Process
Token: SeIncBasePriorityPrivilege	3004	2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.execmd.exe

description	pid	Process	procid_target
PID 3004 wrote to memory of 4608	3004	2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe	84
PID 3004 wrote to memory of 4608	3004	2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe	84
PID 3004 wrote to memory of 4608	3004	2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe	84
PID 3004 wrote to memory of 2308	3004	2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe	100
PID 3004 wrote to memory of 2308	3004	2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe	100
PID 3004 wrote to memory of 2308	3004	2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe	100
PID 2308 wrote to memory of 4864	2308	cmd.exe	102
PID 2308 wrote to memory of 4864	2308	cmd.exe	102
PID 2308 wrote to memory of 4864	2308	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe
"C:\Users\Admin\AppData\Local\Temp\2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3004
- 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:4608
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\2ef20b43173ef6d29a6a156e0b87e7753eb226c03a09715974ee1cd9f9fe5783N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2308
- - 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:4864

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

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

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

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

Filesize
43KB

MD5
c7fbf96550f971476a46c85402cf282a

SHA1
5613486b235931fc01c18b47b7842b7d57baee4c

SHA256
1a0256de427d08a41e45f76c76162027666eff01665f0a8de11e50b75e1a74a0

SHA512
5c2e6bae1fde2034784cc78d17c1b7a39add4a2306121635fef492e7e706e22939394db065ea681d6cdec9eed4671c574b701ddeade1d393519038e8d272d855

Download Submit
memory/3004-0-0x0000000000480000-0x000000000049F000-memory.dmp

Filesize
124KB

Download
memory/3004-6-0x0000000000480000-0x000000000049F000-memory.dmp

Filesize
124KB

Download
memory/3004-14-0x0000000000480000-0x000000000049F000-memory.dmp

Filesize
124KB

Download
memory/4608-4-0x00000000008D0000-0x00000000008EF000-memory.dmp

Filesize
124KB

Download
memory/4608-8-0x00000000008D0000-0x00000000008EF000-memory.dmp

Filesize
124KB

Download
memory/4608-21-0x00000000008D0000-0x00000000008EF000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads