sakula | f808b07da8be3d310dd032176fa043055a26395e2f5b79587dbdbece53ff0dee

General

Target

NEAS.8c83a64bf38320f5036654e658af4510_JC.exe
Size

212KB
MD5

8c83a64bf38320f5036654e658af4510
SHA1

c3afff81dfb27ee9a3c9f74580be374a9a848143
SHA256

f808b07da8be3d310dd032176fa043055a26395e2f5b79587dbdbece53ff0dee
SHA512

3d729daf1669a87d4a9207ab3a6a733166cdb0f95e4acbb22ac1c37bb163b00f90d4f58dc9d93105535b1a4ad196d2fc0e05b376d9e0aef409606ee29dc91456
SSDEEP

1536:TtQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX++pdz30rtr8gjXjp0lanB:y29DkEGRQixVSjLc130BYgjXjpLnB

Score

10^/10

sakula persistence rat trojan upx

Malware Config

Extracted

Family

sakula

C2

www.polarroute.com

Signatures

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

Sakula payload 7 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4360-0-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/memory/1124-4-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula
behavioral2/memory/4360-6-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/memory/1124-7-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/memory/4360-8-0x0000000000400000-0x0000000000435000-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:

NEAS.8c83a64bf38320f5036654e658af4510_JC.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3027552071-446050021-1254071215-1000\Control Panel\International\Geo\Nation	NEAS.8c83a64bf38320f5036654e658af4510_JC.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

1124 MediaCenter.exe

pid	process
1124	MediaCenter.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4360-0-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/1124-4-0x0000000000400000-0x0000000000435000-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	upx
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	upx
behavioral2/memory/4360-6-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/1124-7-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/4360-8-0x0000000000400000-0x0000000000435000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

NEAS.8c83a64bf38320f5036654e658af4510_JC.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"	NEAS.8c83a64bf38320f5036654e658af4510_JC.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

880 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

NEAS.8c83a64bf38320f5036654e658af4510_JC.exe

description pid process

Token: SeIncBasePriorityPrivilege 4360 NEAS.8c83a64bf38320f5036654e658af4510_JC.exe

pid	process
880	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	4360	NEAS.8c83a64bf38320f5036654e658af4510_JC.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

NEAS.8c83a64bf38320f5036654e658af4510_JC.execmd.exe

description	pid	process	target process
PID 4360 wrote to memory of 1124	4360	NEAS.8c83a64bf38320f5036654e658af4510_JC.exe	MediaCenter.exe
PID 4360 wrote to memory of 1124	4360	NEAS.8c83a64bf38320f5036654e658af4510_JC.exe	MediaCenter.exe
PID 4360 wrote to memory of 1124	4360	NEAS.8c83a64bf38320f5036654e658af4510_JC.exe	MediaCenter.exe
PID 4360 wrote to memory of 3552	4360	NEAS.8c83a64bf38320f5036654e658af4510_JC.exe	cmd.exe
PID 4360 wrote to memory of 3552	4360	NEAS.8c83a64bf38320f5036654e658af4510_JC.exe	cmd.exe
PID 4360 wrote to memory of 3552	4360	NEAS.8c83a64bf38320f5036654e658af4510_JC.exe	cmd.exe
PID 3552 wrote to memory of 880	3552	cmd.exe	PING.EXE
PID 3552 wrote to memory of 880	3552	cmd.exe	PING.EXE
PID 3552 wrote to memory of 880	3552	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\NEAS.8c83a64bf38320f5036654e658af4510_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.8c83a64bf38320f5036654e658af4510_JC.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4360

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:1124

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\NEAS.8c83a64bf38320f5036654e658af4510_JC.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:3552

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:880

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\742GEXTW\zqhgcpjn695864057[1].htm
Filesize
1KB

MD5
b8e5031ea545c52885f5e92f753dfa29

SHA1
caa26c58c4c50e0d1227a7d06b44171e4727c49f

SHA256
a2feeca638d07f490ab9a6808d334259ac823b8dc7d1d6a0408ce977c790bef2

SHA512
0d2e1e0b87a73f95f40d66a83200ea82b2d34f28d3b27aac3bb89a1edf323cfe6b681ce7f21b440880e07706d76fe90f6c8c3bda14b0c82837dee384a89713c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
212KB

MD5
8ef445ee7a4471853badcec5b841fadb

SHA1
88951de38273ba0c2e06aaae432902cfe5addc61

SHA256
d96df71221321b5d4e80d2ec174ae5dacb90aa331e0a7ebe0b504df6a4835e05

SHA512
d04b5cb69b78d67b393858767a36cba1b42ffebef8875d729a63bc711a0000fefa263c25ceeca2b3f965e589723330799a5b8636c4ed95e10efa8ef0ff72c07c

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
212KB

MD5
8ef445ee7a4471853badcec5b841fadb

SHA1
88951de38273ba0c2e06aaae432902cfe5addc61

SHA256
d96df71221321b5d4e80d2ec174ae5dacb90aa331e0a7ebe0b504df6a4835e05

SHA512
d04b5cb69b78d67b393858767a36cba1b42ffebef8875d729a63bc711a0000fefa263c25ceeca2b3f965e589723330799a5b8636c4ed95e10efa8ef0ff72c07c

Download Submit
memory/1124-4-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1124-7-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/4360-0-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/4360-6-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/4360-8-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads