sakula | 59a4ced2d413891c94a234b4185d9056fb9fccdea8ae6333bba3315cd7f8f15a

Analysis

max time kernel
141s
max time network
140s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
03/10/2023, 14:35

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General

Target
625abbe51790047f8321ad7ccd71e11b_JC.exe
Size 42KB
Sample231003-ryggyabg21
SHA256 59a4ced2d413891c94a234b4185d9056fb9fccdea8ae6333bba3315cd7f8f15a
MD5 625abbe51790047f8321ad7ccd71e11b
SHA1 726089dfe5870f4f38876852a55392fe8113ed06
SHA512 1eb500a3f7b8514c74782efb3239127639537914578781977fe7a31cc4ab40be498c6bef01b34d95368b222918586d3000a7e0c3a7d21c29fd93e44d17e9b1b2
SSDEEP 768:fvQB/z0pqrLoyT8I+E1j+KPPIYu8T0aTsJK56VO8XM0Wns+b2znpNqPJ:fODhc+yBJW0WTU5XM1nJqjp0h
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

sakula persistence rat trojan upx

Malware Config

Extracted

Family

sakula

www.polarroute.com

Signatures

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

Sakula payload 5 IoCs

resource	yara_rule
behavioral1/memory/1144-7-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral1/memory/3024-10-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral1/memory/1144-15-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral1/memory/3024-72-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula
behavioral1/memory/3024-240-0x0000000000400000-0x0000000000424000-memory.dmp	family_sakula

Deletes itself 1 IoCs

pid	Process
2080	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
3024	MediaCenter.exe

Loads dropped DLL 1 IoCs

pid	Process
1144	625abbe51790047f8321ad7ccd71e11b_JC.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1144-0-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral1/files/0x000800000001210a-2.dat	upx
behavioral1/memory/1144-3-0x0000000000230000-0x0000000000254000-memory.dmp	upx
behavioral1/files/0x000800000001210a-6.dat	upx
behavioral1/memory/1144-7-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral1/memory/3024-10-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral1/memory/1144-15-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral1/memory/3024-72-0x0000000000400000-0x0000000000424000-memory.dmp	upx
behavioral1/memory/3024-240-0x0000000000400000-0x0000000000424000-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"	625abbe51790047f8321ad7ccd71e11b_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
2560	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1144	625abbe51790047f8321ad7ccd71e11b_JC.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1144 wrote to memory of 3024	1144	625abbe51790047f8321ad7ccd71e11b_JC.exe	29
PID 1144 wrote to memory of 3024	1144	625abbe51790047f8321ad7ccd71e11b_JC.exe	29
PID 1144 wrote to memory of 3024	1144	625abbe51790047f8321ad7ccd71e11b_JC.exe	29
PID 1144 wrote to memory of 3024	1144	625abbe51790047f8321ad7ccd71e11b_JC.exe	29
PID 1144 wrote to memory of 2080	1144	625abbe51790047f8321ad7ccd71e11b_JC.exe	31
PID 1144 wrote to memory of 2080	1144	625abbe51790047f8321ad7ccd71e11b_JC.exe	31
PID 1144 wrote to memory of 2080	1144	625abbe51790047f8321ad7ccd71e11b_JC.exe	31
PID 1144 wrote to memory of 2080	1144	625abbe51790047f8321ad7ccd71e11b_JC.exe	31
PID 2080 wrote to memory of 2560	2080	cmd.exe	33
PID 2080 wrote to memory of 2560	2080	cmd.exe	33
PID 2080 wrote to memory of 2560	2080	cmd.exe	33
PID 2080 wrote to memory of 2560	2080	cmd.exe	33

C:\Users\Admin\AppData\Local\Temp\625abbe51790047f8321ad7ccd71e11b_JC.exe
"C:\Users\Admin\AppData\Local\Temp\625abbe51790047f8321ad7ccd71e11b_JC.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1144
- C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
  2⤵
  - Executes dropped EXE
  PID:3024
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ping 127.0.0.1 & del /q "C:\Users\Admin\AppData\Local\Temp\625abbe51790047f8321ad7ccd71e11b_JC.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:2080
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

Cab4C6D.tmp

Path C:\Users\Admin\AppData\Local\Temp\Cab4C6D.tmp
Size 61KB
SHA256 6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf
MD5 f3441b8572aae8801c04f3060b550443
SHA1 4ef0a35436125d6821831ef36c28ffaf196cda15
SHA512 5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9
SSDEEP 1536:RfhMeKBlsociYZAT+4oGNk2rb2oX3bUH+uOlEU:RhV0WXvAa4XNoeudU
MD5 SHA1 SHA512 SSDEEP

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MediaCenter.exe

Path C:\Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 42KB
SHA256 b524aaadb55aae0261ae3cb2818278aa53547ca68a16a6b9bd8831e5770e8486
MD5 1c78120352a1ec7ee9f3863d6a05fb3b
SHA1 7513ca5741efb17db7f5102fee49b8155dbcdb21
SHA512 483403b02619bae0f35a8d92b99171630434f0587da035d492ba1e9a223256f44a1ca23a91ec3ed400ed9de9c801a226dfedcd33d9cee5e8746da1c0b25617ea
SSDEEP 768:fvQB/z0pqrLoyT8I+E1j+KPPIYu8T0aTsJK56VO8XM0Wns+b2znpNqPo:fODhc+yBJW0WTU5XM1nJqjp0w
MD5 SHA1 SHA512 SSDEEP

Submit Download

Tar4C8F.tmp

Path C:\Users\Admin\AppData\Local\Temp\Tar4C8F.tmp
Size 163KB
SHA256 bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5
MD5 9441737383d21192400eca82fda910ec
SHA1 725e0d606a4fc9ba44aa8ffde65bed15e65367e4
SHA512 7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf
SSDEEP 1536:AA8JXlCUs0RvWqgCyPW5BXNWdm1wpyru2/3EwjYoz0VDTrubmt6t+:AtJXq0RuXCyfdmAyru2/RAKtU
MD5 SHA1 SHA512 SSDEEP

Submit Download

MediaCenter.exe

Path \Users\Admin\AppData\Local\Temp\MicroMedia\MediaCenter.exe
Size 42KB
SHA256 b524aaadb55aae0261ae3cb2818278aa53547ca68a16a6b9bd8831e5770e8486
MD5 1c78120352a1ec7ee9f3863d6a05fb3b
SHA1 7513ca5741efb17db7f5102fee49b8155dbcdb21
SHA512 483403b02619bae0f35a8d92b99171630434f0587da035d492ba1e9a223256f44a1ca23a91ec3ed400ed9de9c801a226dfedcd33d9cee5e8746da1c0b25617ea
SSDEEP 768:fvQB/z0pqrLoyT8I+E1j+KPPIYu8T0aTsJK56VO8XM0Wns+b2znpNqPo:fODhc+yBJW0WTU5XM1nJqjp0w
MD5 SHA1 SHA512 SSDEEP

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memory/1144-0-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/1144-3-0x0000000000230000-0x0000000000254000-memory.dmp

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memory/1144-7-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/1144-8-0x0000000000230000-0x0000000000254000-memory.dmp

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memory/1144-15-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/3024-10-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/3024-72-0x0000000000400000-0x0000000000424000-memory.dmp

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memory/3024-240-0x0000000000400000-0x0000000000424000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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