sakula | f3f4e690f55d8246bbb2c456dba2b551fa77ecedf273b83480f2e0f37f1219c0

General

Target

easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe
Size

418KB
MD5

1ab5eb4a17127c6b5e4ae15a8757737c
SHA1

e3a9ef10f4badc0904f8be060945c5fab383ac49
SHA256

f3f4e690f55d8246bbb2c456dba2b551fa77ecedf273b83480f2e0f37f1219c0
SHA512

ebe284500429696a15351ee24be0683a1a0380d0cd9298504f2ef363cc94d31bbbe65721d47b04801a1319d4114497240acd7747415e41d1cc4c42669ccb0f2a
SSDEEP

6144:M29qRfVSndj30B3wBxE1+ijiBKk3etdgI2MyzNORQtOfl1qNVo7R+S+N/TU7kn5f:0RfQn+w8EYiBlMkn5f9J105i

Score

10^/10

sakula persistence rat trojan

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

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe	family_sakula
behavioral2/memory/3312-137-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/944-138-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/3312-146-0x0000000000400000-0x0000000000420000-memory.dmp	family_sakula
behavioral2/memory/944-147-0x0000000000400000-0x0000000000420000-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:

easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1722984668-1829624581-3022101259-1000\Control Panel\International\Geo\Nation	easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe

Executes dropped EXE 1 IoCs

Processes:

MediaCenter.exe

pid process

944 MediaCenter.exe

pid	process
944	MediaCenter.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.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"	easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe

Drops file in System32 directory 1 IoCs

Processes:

svchost.exe

description	ioc	process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{3A16541B-592A-44BA-B3D3-26C447A162C7}.catalogItem	svchost.exe

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

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

svchost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

4160 PING.EXE
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe

description pid process

Token: SeIncBasePriorityPrivilege 3312 easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe

pid	process
4160	PING.EXE

description	pid	process
Token: SeIncBasePriorityPrivilege	3312	easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.execmd.exe

description	pid	process	target process
PID 3312 wrote to memory of 944	3312	easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe	MediaCenter.exe
PID 3312 wrote to memory of 944	3312	easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe	MediaCenter.exe
PID 3312 wrote to memory of 944	3312	easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe	MediaCenter.exe
PID 3312 wrote to memory of 2964	3312	easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe	cmd.exe
PID 3312 wrote to memory of 2964	3312	easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe	cmd.exe
PID 3312 wrote to memory of 2964	3312	easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe	cmd.exe
PID 2964 wrote to memory of 4160	2964	cmd.exe	PING.EXE
PID 2964 wrote to memory of 4160	2964	cmd.exe	PING.EXE
PID 2964 wrote to memory of 4160	2964	cmd.exe	PING.EXE

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe
"C:\Users\Admin\AppData\Local\Temp\easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3312

C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
2⤵
- Executes dropped EXE
PID:944

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\easy_Malicious_04f2c26a27bcd27c510583fc16a566bab40ba76c3c573f065439ec0794934339.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2964

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1
3⤵
- Runs ping.exe
PID:4160

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:4448

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

4

T1012

Remote System Discovery

1

T1018

System Information Discovery

4

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\1Y0EG8YX\zauzggqc1875874068[1].htm
Filesize
2KB

MD5
3ac1fc7278c765add6f2269379304bfb

SHA1
c3236a35a4dc17b01e1149509366ad4130a52c99

SHA256
af9c53bac5e14a69633b395f7477afda25406901cf2c14d9e3aea0aa41060515

SHA512
33481a9019f54481e81d802694dda986632e11f55784c657b0440ade5e95e7c61fa338731337aaa4e088fd101ddacbb182e9b1b97d7eca1e0fde2331094d9ed9

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
418KB

MD5
9d53e8d8116c437c52870567367b7c94

SHA1
00468cf9596fdc66f1a7d568efc41ace09b4c4ef

SHA256
9e8a54d25952cf926f4e54b893ee61a7bc65e3d17020705b3b6bdd62331bd31a

SHA512
c580a38cef850be4b3870d1cb40310a72382193630233a391cdbe74a68a749c147a27059e7aef494ac07bca54dd920c359205bf8ec402fa69ebcef182bae1d6b

Download Submit
C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Filesize
418KB

MD5
9d53e8d8116c437c52870567367b7c94

SHA1
00468cf9596fdc66f1a7d568efc41ace09b4c4ef

SHA256
9e8a54d25952cf926f4e54b893ee61a7bc65e3d17020705b3b6bdd62331bd31a

SHA512
c580a38cef850be4b3870d1cb40310a72382193630233a391cdbe74a68a749c147a27059e7aef494ac07bca54dd920c359205bf8ec402fa69ebcef182bae1d6b

Download Submit
memory/944-138-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/944-147-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3312-137-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/3312-146-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads