73f82449aaf8fa03b35c17025eeebee21d51d2853dff59b920c35d85b4a7de59

General

Target

8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe
Size

442KB
MD5

8df22aa64b9b0b88c629660194951048
SHA1

8b434e6d046101575a9452f64de5f09222c17266
SHA256

73f82449aaf8fa03b35c17025eeebee21d51d2853dff59b920c35d85b4a7de59
SHA512

d214befcfb660faf5a17b1292d7fad74faa83435d18cd9f8cdf6834349d6c536d7be4bf742718d8d88c86677d866604f1bb5643ebf179577cd86f6ad058f222b
SSDEEP

12288:nVbeu/B+/iuKGSY4yPreIcV9W8HPCWmER:NeT/5hTcXWQi

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1568	bAeFmMl08503.exe

Executes dropped EXE 1 IoCs

pid	Process
1568	bAeFmMl08503.exe

Loads dropped DLL 2 IoCs

pid	Process
1908	8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe
1908	8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1908-1-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/1908-2-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/1568-17-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/1568-16-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/1908-21-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/1568-22-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/1908-25-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/1568-38-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/1908-53-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/1908-54-0x0000000000400000-0x00000000004B5000-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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\bAeFmMl08503 = "C:\\ProgramData\\bAeFmMl08503\\bAeFmMl08503.exe"	bAeFmMl08503.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bAeFmMl08503.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Internet Explorer\Main	bAeFmMl08503.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1908	8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe
Token: SeDebugPrivilege	1568	bAeFmMl08503.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1568	bAeFmMl08503.exe
1568	bAeFmMl08503.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1568	bAeFmMl08503.exe
1568	bAeFmMl08503.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1568	bAeFmMl08503.exe
1568	bAeFmMl08503.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1908 wrote to memory of 1568	1908	8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe	30
PID 1908 wrote to memory of 1568	1908	8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe	30
PID 1908 wrote to memory of 1568	1908	8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe	30
PID 1908 wrote to memory of 1568	1908	8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1908
- C:\ProgramData\bAeFmMl08503\bAeFmMl08503.exe
  "C:\ProgramData\bAeFmMl08503\bAeFmMl08503.exe" "C:\Users\Admin\AppData\Local\Temp\8df22aa64b9b0b88c629660194951048_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:1568

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\ProgramData\bAeFmMl08503\bAeFmMl08503.exe

Filesize
442KB

MD5
ba5c3bde1bfa7a7e51777b7df7ac9d91

SHA1
e567f00335e1300b0abbba267529d44383f0409e

SHA256
9b5ea3bdbe4853a078451e95879d2a60014dee6ac92936916b8c036c29c7efff

SHA512
f93dd0cb9104f5f134eb41fcea9caf9a4246d265f87a058d41e178536ddb800f071826c1de8ced2c8bf86da27aebf7b6d2f6884d7d0b51f2fc88b5b38adc54b7

Download Submit
memory/1568-16-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1568-15-0x0000000000920000-0x0000000000A20000-memory.dmp

Filesize
1024KB

Download
memory/1568-17-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1568-22-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1568-38-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1908-2-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1908-1-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1908-0-0x0000000000570000-0x0000000000670000-memory.dmp

Filesize
1024KB

Download
memory/1908-21-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1908-25-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/1908-53-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1908-54-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads