sakula | 3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5

General

Target

3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe
Size

43KB
MD5

103faa2685ec1aa54380d6b04de35ea0
SHA1

d70f2b86f5beaf8a992635fc9246c9534d0b921c
SHA256

3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5
SHA512

606021baec26f13cca7820ee1abf009d07b3d645b6940f23e85182bc8bb31f4fcdb1506443e4a0822b7cd166c421d0d3d4a3873c12098cc8e2357d92cfe934ad
SSDEEP

768:+U9XnKJv8KrtPNxT4oreP7cIK3yQpdk6x8pf9m4P/S0hVvIZiGDZ6RO8nHE8taqJ:+U9abrtX4oocIK3yQkaY9z/S0hhy6k8P

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

resource	yara_rule
behavioral2/memory/1264-6-0x00000000005E0000-0x00000000005FF000-memory.dmp	family_sakula
behavioral2/memory/3096-8-0x0000000000610000-0x000000000062F000-memory.dmp	family_sakula
behavioral2/memory/1264-14-0x00000000005E0000-0x00000000005FF000-memory.dmp	family_sakula
behavioral2/memory/3096-21-0x0000000000610000-0x000000000062F000-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	3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe

Executes dropped EXE 1 IoCs

pid	Process
3096	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"	3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1264-0-0x00000000005E0000-0x00000000005FF000-memory.dmp	upx
behavioral2/files/0x0033000000023b78-3.dat	upx
behavioral2/memory/3096-4-0x0000000000610000-0x000000000062F000-memory.dmp	upx
behavioral2/memory/1264-6-0x00000000005E0000-0x00000000005FF000-memory.dmp	upx
behavioral2/memory/3096-8-0x0000000000610000-0x000000000062F000-memory.dmp	upx
behavioral2/memory/1264-14-0x00000000005E0000-0x00000000005FF000-memory.dmp	upx
behavioral2/memory/3096-21-0x0000000000610000-0x000000000062F000-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

description	ioc	Process
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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.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
2952	cmd.exe
3560	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3560	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1264	3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1264 wrote to memory of 3096	1264	3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe	83
PID 1264 wrote to memory of 3096	1264	3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe	83
PID 1264 wrote to memory of 3096	1264	3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe	83
PID 1264 wrote to memory of 2952	1264	3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe	99
PID 1264 wrote to memory of 2952	1264	3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe	99
PID 1264 wrote to memory of 2952	1264	3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe	99
PID 2952 wrote to memory of 3560	2952	cmd.exe	101
PID 2952 wrote to memory of 3560	2952	cmd.exe	101
PID 2952 wrote to memory of 3560	2952	cmd.exe	101

C:\Users\Admin\AppData\Local\Temp\3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe
"C:\Users\Admin\AppData\Local\Temp\3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.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:1264
- 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:3096
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\3675ea24fc3ac84541ac3412e0a8a14cc790d5b0efdf0673188f464e435442c5N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2952
- - 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:3560

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
e9c7d58e7a136fecf3941b014d8ee36c

SHA1
37f2a75d9397b445c34bfb8e855bc30ad02888d4

SHA256
105b8e12832abb6b3adad3133ac3cea733b1a601a08aff3ae4aa4bd42f7d2b21

SHA512
45c75ae0af054e07c183238b2d139e595b44007db6a5f66bee56b5f54faef62a3879e08c1003774441977b57236aa1aff3d2a923fc48e170986633a097e40633

Download Submit
memory/1264-0-0x00000000005E0000-0x00000000005FF000-memory.dmp

Filesize
124KB

Download
memory/1264-6-0x00000000005E0000-0x00000000005FF000-memory.dmp

Filesize
124KB

Download
memory/1264-14-0x00000000005E0000-0x00000000005FF000-memory.dmp

Filesize
124KB

Download
memory/3096-4-0x0000000000610000-0x000000000062F000-memory.dmp

Filesize
124KB

Download
memory/3096-8-0x0000000000610000-0x000000000062F000-memory.dmp

Filesize
124KB

Download
memory/3096-21-0x0000000000610000-0x000000000062F000-memory.dmp

Filesize
124KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads