7ec82ff1b8816852552d842bbe77d5658352dea65b7680ad78075120ff71572f

General

Target

2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe
Size

317KB
MD5

2adf41c7f9cfa042239abc82eaecdd3a
SHA1

a14ade252d56da467e978edd34e8c86b732b09e0
SHA256

7ec82ff1b8816852552d842bbe77d5658352dea65b7680ad78075120ff71572f
SHA512

26405d3dfb0b8e252d1e08a9d6425909b0bd7c7f40bfb9ee8208cdea387dee786a5b2bfa57f4ea251a0790f4a011f1ae35e09c0b285012a148d3fd71c8e19667
SSDEEP

6144:Od5ueC/4nXA13lwjbjHMGcnr6hDLCF1bzzFD5BrOSMInBOwUsD1N:OdNnX5Hrlcnr6hDLstzzYSMaBOwUsRN

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2792	cNkPfHo09201.exe

Executes dropped EXE 1 IoCs

pid	Process
2792	cNkPfHo09201.exe

Loads dropped DLL 2 IoCs

pid	Process
2516	2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe
2516	2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2516-0-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2516-2-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2516-4-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2792-21-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2516-24-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2792-25-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2792-40-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2516-55-0x0000000000400000-0x00000000004B4000-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\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\cNkPfHo09201 = "C:\\ProgramData\\cNkPfHo09201\\cNkPfHo09201.exe"	cNkPfHo09201.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Microsoft\Internet Explorer\Main	cNkPfHo09201.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2516	2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe
Token: SeDebugPrivilege	2792	cNkPfHo09201.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2792	cNkPfHo09201.exe
2792	cNkPfHo09201.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2792	cNkPfHo09201.exe
2792	cNkPfHo09201.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2792	cNkPfHo09201.exe
2792	cNkPfHo09201.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2516 wrote to memory of 2792	2516	2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe	29
PID 2516 wrote to memory of 2792	2516	2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe	29
PID 2516 wrote to memory of 2792	2516	2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe	29
PID 2516 wrote to memory of 2792	2516	2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2516
- C:\ProgramData\cNkPfHo09201\cNkPfHo09201.exe
  "C:\ProgramData\cNkPfHo09201\cNkPfHo09201.exe" "C:\Users\Admin\AppData\Local\Temp\2adf41c7f9cfa042239abc82eaecdd3a_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2792

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

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\cNkPfHo09201\cNkPfHo09201.exe

Filesize
317KB

MD5
256584b2ac49db1fd8ddf72e076905bc

SHA1
1a5c0c778cce66dbca6a78d976f10ef1a1137328

SHA256
b77c2b1fec97fc377a859c14291395a6a16dd05f8d95f3f17bafbd18063acb91

SHA512
32a1a897b4ceda2fe6d43fd743d2f1970c952bfb5da5f28adce5f3860ab856082e3ba145808d068f6c3a4b1e14ef265d6a3620323ee8a989462337b01ff21152

Download Submit
memory/2516-0-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2516-2-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2516-3-0x0000000000403000-0x0000000000404000-memory.dmp

Filesize
4KB

Download
memory/2516-4-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2516-24-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2516-55-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2792-21-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2792-25-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2792-40-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads