sakula | 995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9

General

Target

995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe
Size

102KB
MD5

eb81490cac03f92824499c60d7872db0
SHA1

0c82890fab442672038519df21d958e39d6953d1
SHA256

995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9
SHA512

b2bfebb9342c0c5a6f85518789a881d07763680d6ce14c8ec0ef0736c12d7c0a0cee9403800413d320d4c5e63a661c359df84db0ff307dec56d52e358e1b9f80
SSDEEP

1536:jJbCiJVkgMaT2itTkjoRXnM48dXFajVPkPLnlxsz30rtrQ39M:tbfVk29te2juPLlxo30Bs39M

Score

10^/10

sakula discovery persistence rat trojan

Malware Config

Extracted

Family

sakula

C2

www.savmpet.com

Signatures

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

Sakula payload 6 IoCs

resource	yara_rule
behavioral2/memory/404-0-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/files/0x000d000000023a68-3.dat	family_sakula
behavioral2/memory/3152-4-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/404-6-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/3152-7-0x0000000000400000-0x000000000041C000-memory.dmp	family_sakula
behavioral2/memory/404-8-0x0000000000400000-0x000000000041C000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe

Executes dropped EXE 1 IoCs

pid	Process
3152	AdobeUpdate.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\AdobeUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\AdobeUpdate.exe"	995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeUpdate.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

pid	Process
4832	cmd.exe
1596	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1596	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	404	995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 404 wrote to memory of 3152	404	995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe	84
PID 404 wrote to memory of 3152	404	995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe	84
PID 404 wrote to memory of 3152	404	995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe	84
PID 404 wrote to memory of 4832	404	995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe	102
PID 404 wrote to memory of 4832	404	995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe	102
PID 404 wrote to memory of 4832	404	995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe	102
PID 4832 wrote to memory of 1596	4832	cmd.exe	104
PID 4832 wrote to memory of 1596	4832	cmd.exe	104
PID 4832 wrote to memory of 1596	4832	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe
"C:\Users\Admin\AppData\Local\Temp\995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.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:404
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\AdobeUpdate.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3152
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\995acf1535e99250c84e55149cd66b0e5d17fdd4cfe20408f9b09d32f264beb9N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:4832
- - 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:1596

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
102KB

MD5
e4845228fe29db73932119373df0a663

SHA1
2bb04508b98755e824139c0d8e1baf6343d33efe

SHA256
c696dcc1811ec367c021dcdf97991ca0d65bfa77b73775756a2e7aa58c22c403

SHA512
d77577cd708b76582d4c0b485200b97f5a4798e3ccff13049e5f25766955dda374895567f910c8a9761562890706f1effa80c6464c09f8422da1fa95a6b0208f

Download Submit
memory/404-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/404-6-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/404-8-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3152-4-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3152-7-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads