sakula | 61398e6b900f17750e3069094b2a560f7c58f4432d38e200837012cbe465a065

General

Target
NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe
Size 212KB
Sample231014-rca32afa8t
SHA256 61398e6b900f17750e3069094b2a560f7c58f4432d38e200837012cbe465a065
MD5 1c1b19fed2e385b82c356d163a813060
SHA1 2c0a4fcd4e8c043a47e3a70498f8343808427b10
SHA512 792032b20956516eb4c2ecc69d73a6a8c1ba8a848e8da4f3ebec78de196aa2468f3f4cdaa8891b8b5f2ceb2be46e4e9edaddaa37000830947da39c8ffab00c5d
SSDEEP 1536:YtQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX++pdz30rtr8gjXjp0hanBW:L29DkEGRQixVSjLc130BYgjXjpnnBW
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 7 IoCs

resource	yara_rule
behavioral2/memory/3648-0-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/files/0x000b000000023170-3.dat	family_sakula
behavioral2/files/0x000b000000023170-4.dat	family_sakula
behavioral2/memory/704-5-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/memory/3648-6-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/memory/704-7-0x0000000000400000-0x0000000000435000-memory.dmp	family_sakula
behavioral2/memory/3648-8-0x0000000000400000-0x0000000000435000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1926387074-3400613176-3566796709-1000\Control Panel\International\Geo\Nation	NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe

Executes dropped EXE 1 IoCs

pid	Process
704	MediaCenter.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3648-0-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/files/0x000b000000023170-3.dat	upx
behavioral2/files/0x000b000000023170-4.dat	upx
behavioral2/memory/704-5-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/3648-6-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/704-7-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/3648-8-0x0000000000400000-0x0000000000435000-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"	NEAS.1c1b19fed2e385b82c356d163a813060_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

pid	Process
4440	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3648	NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3648 wrote to memory of 704	3648	NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe	86
PID 3648 wrote to memory of 704	3648	NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe	86
PID 3648 wrote to memory of 704	3648	NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe	86
PID 3648 wrote to memory of 3076	3648	NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe	98
PID 3648 wrote to memory of 3076	3648	NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe	98
PID 3648 wrote to memory of 3076	3648	NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe	98
PID 3076 wrote to memory of 4440	3076	cmd.exe	100
PID 3076 wrote to memory of 4440	3076	cmd.exe	100
PID 3076 wrote to memory of 4440	3076	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.1c1b19fed2e385b82c356d163a813060_JC.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3648
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:704
- 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.1c1b19fed2e385b82c356d163a813060_JC.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3076
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:4440

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 6acf46ca71295bbe7d96f2d2bf9b66db19c18384df624557ba9319c802cc18b6
MD5 b9dda7326f8e35823b908a75bf90e2d3
SHA1 4080534a71a1cdd194c741c4c482021ecffd8707
SHA512 4eafe87e4cabc25c54e21c3603e1c1837aeff931ea5f8761713ffa8e9c8f08c943dd8dcca17c68b90705cc45c8695a5372fccfc96156969f83115da4bb5cb7fd
SSDEEP 1536:YtQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX++pdz30rtr8gjXjp0hanBq:L29DkEGRQixVSjLc130BYgjXjpnnBq
MD5 SHA1 SHA512 SSDEEP

Submit Download

MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 212KB
SHA256 6acf46ca71295bbe7d96f2d2bf9b66db19c18384df624557ba9319c802cc18b6
MD5 b9dda7326f8e35823b908a75bf90e2d3
SHA1 4080534a71a1cdd194c741c4c482021ecffd8707
SHA512 4eafe87e4cabc25c54e21c3603e1c1837aeff931ea5f8761713ffa8e9c8f08c943dd8dcca17c68b90705cc45c8695a5372fccfc96156969f83115da4bb5cb7fd
SSDEEP 1536:YtQFl29mEkE0L1rDEKrxZKF2zf9g2Pl7W/MwbxMX++pdz30rtr8gjXjp0hanBq:L29DkEGRQixVSjLc130BYgjXjpnnBq
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/704-5-0x0000000000400000-0x0000000000435000-memory.dmp

Download

memory/704-7-0x0000000000400000-0x0000000000435000-memory.dmp

Download

memory/3648-0-0x0000000000400000-0x0000000000435000-memory.dmp

Download

memory/3648-6-0x0000000000400000-0x0000000000435000-memory.dmp

Download

memory/3648-8-0x0000000000400000-0x0000000000435000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads