291fdaaeab80921636014b48631f3e9da3951fc9d182e7caccbd04353ac69156

General

Target

392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Size

16KB
MD5

392009369ac02872c00d5788bd4b54f1
SHA1

157aeec75ca30d24390e4fd05c73423079b5d46c
SHA256

291fdaaeab80921636014b48631f3e9da3951fc9d182e7caccbd04353ac69156
SHA512

5f782eb98ee2cb0a2a57a107cc77b0c9e542779ea0cf3f3fce5e51208891dbde014a021d32c8b4030dcca10f146a51244a3d9c708884e9c347170deeaace3e59
SSDEEP

384:fafW0r8AFh0ROrwHHr1zZgKh0s1XT7I85pQqvW0r:i/iR+wLdTd51

Score

7^/10

persistence privilege_escalation upx

Malware Config

Signatures

ACProtect 1.3x - 1.4x DLL software 1 IoCs

Detects file using ACProtect software.

resource	yara_rule
behavioral1/files/0x000a0000000120d5-5.dat	acprotect

Event Triggered Execution: Component Object Model Hijacking 1 TTPs
Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.
persistence privilege_escalation

Component Object Model Hijacking
T1546.015

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1716-0-0x0000000000400000-0x000000000040D000-memory.dmp	upx
behavioral1/files/0x000a0000000120d5-5.dat	upx
behavioral1/memory/1716-7-0x0000000000400000-0x000000000040D000-memory.dmp	upx

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mst122.dll	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\mst122.dll	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe

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

System Information Discovery
T1082

Modifies registry class 11 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\PROTOCOLS\Filter	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\PROTOCOLS\Filter\text/html\CLSID = "{827f2a6d-a347-455e-a986-ec4c44a6a117}"	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\Wow6432Node\CLSID\{827f2a6d-a347-455e-a986-ec4c44a6a117}\InProcServer32	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\Wow6432Node	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\Wow6432Node\CLSID	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\Wow6432Node\CLSID\{827f2a6d-a347-455e-a986-ec4c44a6a117}\InProcServer32\ThreadingModel = "Apartment"	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\PROTOCOLS\Filter\text/html	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\PROTOCOLS\Filter\text/html\ = "Microsoft Default HTML MIME Filter"	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\Wow6432Node\CLSID\{827f2a6d-a347-455e-a986-ec4c44a6a117}	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\Wow6432Node\CLSID\{827f2a6d-a347-455e-a986-ec4c44a6a117}\InProcServer32\ = "C:\\Windows\\SysWow64\\mst122.dll"	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000_CLASSES\PROTOCOLS	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1716	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1716	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1716 wrote to memory of 336	1716	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe	28
PID 1716 wrote to memory of 336	1716	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe	28
PID 1716 wrote to memory of 336	1716	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe	28
PID 1716 wrote to memory of 336	1716	392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\392009369ac02872c00d5788bd4b54f1_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1716
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\392009~1.EXE > nul
  2⤵
  PID:336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Component Object Model Hijacking

1

T1546.015

Privilege Escalation

Event Triggered Execution

1

T1546

Component Object Model Hijacking

1

T1546.015

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\8C98.tmp

Filesize
8KB

MD5
e7099c7955ecff1b54c63cbf3154a6cc

SHA1
9514003c593fb941e6c17b003d7561e6a03300ea

SHA256
5b2c21b368f533b480a81163048857462b90cd506c254a6aad7dbdabd0fbdcb6

SHA512
d04e78f9100b20efbb65603378da95de5db4df12eeac5080f0586162f528d9da6d834305bfd3729e528be32f827f5217175cf96602b19b9939993607b4e7b0f0

Download Submit
memory/1716-0-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/1716-7-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

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