sakula | 0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1

General

Target
0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe
Size 212KB
Sample240306-v16fmaed9w
SHA256 0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1
MD5 77a5020053320bdd4ac719455b4b74ac
SHA1 9c604765fb49f80f0300ace1dcf2d28703e52ee9
SHA512 dc21885c9706d3d1986f452b0200d552f59d330512668ff3be9c58283b63b82e3cdf9491441fe6bc6d84bcc548d919254617677b02da833dc9086eaa90320659
SSDEEP 1536:NQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+Z4z30rtr8gjXjp0SanBI:m29DkEGRQixVSjLFU30BYgjXjpsnBI
MD5 SHA1 SHA512 SSDEEP

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 6 IoCs

resource	yara_rule
behavioral2/memory/4424-0-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/memory/4732-5-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/files/0x00080000000231f7-4.dat	family_sakula
behavioral2/memory/4424-6-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/memory/4732-7-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/memory/4424-8-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula

UPX dump on OEP (original entry point) 6 IoCs

resource	yara_rule
behavioral2/memory/4424-0-0x0000000000400000-0x0000000000435000-memory.dmp	UPX
behavioral2/memory/4732-5-0x0000000000400000-0x0000000000435000-memory.dmp	UPX
behavioral2/files/0x00080000000231f7-4.dat	UPX
behavioral2/memory/4424-6-0x0000000000400000-0x0000000000435000-memory.dmp	UPX
behavioral2/memory/4732-7-0x0000000000400000-0x0000000000435000-memory.dmp	UPX
behavioral2/memory/4424-8-0x0000000000400000-0x0000000000435000-memory.dmp	UPX

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-1-5-21-983155329-280873152-1838004294-1000\Control Panel\International\Geo\Nation	0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe

Executes dropped EXE 1 IoCs

pid	Process
4732	MediaCenter.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4424-0-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/4732-5-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/files/0x00080000000231f7-4.dat	upx
behavioral2/memory/4424-6-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/4732-7-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/4424-8-0x0000000000400000-0x0000000000435000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MicroMedia = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MicroMedia\\MediaCenter.exe"	0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.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

pid	Process
1924	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4424	0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4424 wrote to memory of 4732	4424	0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe	88
PID 4424 wrote to memory of 4732	4424	0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe	88
PID 4424 wrote to memory of 4732	4424	0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe	88
PID 4424 wrote to memory of 2452	4424	0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe	101
PID 4424 wrote to memory of 2452	4424	0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe	101
PID 4424 wrote to memory of 2452	4424	0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe	101
PID 2452 wrote to memory of 1924	2452	cmd.exe	103
PID 2452 wrote to memory of 1924	2452	cmd.exe	103
PID 2452 wrote to memory of 1924	2452	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe
"C:\Users\Admin\AppData\Local\Temp\0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4424
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:4732
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\0b7e04548aca1380132945152fce31216552d17fdf7597882b1ed54658b62ff1.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2452
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:1924

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

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 212KB
SHA256 fb8d3364f80386400646c44caef1ed55f12b6788cc77bab78aad254139c1dc86
MD5 a9d88f3168ba7e732fd6522ec21a092a
SHA1 94ab54c8ab22f644a10db9fa0c9a68cef267b226
SHA512 9580d9e320f9aa958dec2f733923a73fd928216e688a8b76f5a4702115864b9dda0151ee9a7a8e68f0fc37c7b4bb404ca816d2790ad8c1f758ed7970ded356fc
SSDEEP 1536:NQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX+Z4z30rtr8gjXjp0SanB3:m29DkEGRQixVSjLFU30BYgjXjpsnB3
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/4424-0-0x0000000000400000-0x0000000000435000-memory.dmp

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memory/4424-6-0x0000000000400000-0x0000000000435000-memory.dmp

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memory/4424-8-0x0000000000400000-0x0000000000435000-memory.dmp

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memory/4732-5-0x0000000000400000-0x0000000000435000-memory.dmp

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memory/4732-7-0x0000000000400000-0x0000000000435000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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