6db1c1d9c8d7f85e1ce1bff0c287510707d1aecabc11226a2c358d7f9e8afea8

General

Target

40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe
Size

440KB
MD5

40b040f5ec946603cc65f8e596f31167
SHA1

604e23115be10c0bcdf5ddd30326db18575db5be
SHA256

6db1c1d9c8d7f85e1ce1bff0c287510707d1aecabc11226a2c358d7f9e8afea8
SHA512

ece11c87d77bf13a28d835a0e83f988a6c2c3cd7236fe4a620960c8d5c6e801c247db9313353510fb173ec45dc8423d39abf327c7f3c2847db811ea43875abe1
SSDEEP

12288:2lFxJRcDqbcf+erao9ci+gSRqa409MB9Tlw1:2XwW25qxzg

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2120	oEmDgCp08400.exe

Executes dropped EXE 1 IoCs

pid	Process
2120	oEmDgCp08400.exe

Loads dropped DLL 2 IoCs

pid	Process
2440	40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe
2440	40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\oEmDgCp08400 = "C:\\ProgramData\\oEmDgCp08400\\oEmDgCp08400.exe"	oEmDgCp08400.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2440-2-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2120-17-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2120-16-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2440-21-0x0000000000400000-0x00000000004B5000-memory.dmp	upx
behavioral1/memory/2440-22-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2120-24-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2120-40-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2440-55-0x0000000000400000-0x00000000004B9000-memory.dmp	upx
behavioral1/memory/2440-56-0x0000000000400000-0x00000000004B5000-memory.dmp	upx

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	40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	oEmDgCp08400.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Internet Explorer\Main	oEmDgCp08400.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2440	40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe
Token: SeDebugPrivilege	2120	oEmDgCp08400.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2120	oEmDgCp08400.exe
2120	oEmDgCp08400.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2120	oEmDgCp08400.exe
2120	oEmDgCp08400.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2120	oEmDgCp08400.exe
2120	oEmDgCp08400.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2120	2440	40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2120	2440	40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2120	2440	40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2120	2440	40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\40b040f5ec946603cc65f8e596f31167_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2440
- C:\ProgramData\oEmDgCp08400\oEmDgCp08400.exe
  "C:\ProgramData\oEmDgCp08400\oEmDgCp08400.exe" "C:\Users\Admin\AppData\Local\Temp\40b040f5ec946603cc65f8e596f31167_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:2120

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

Replay Monitor

Loading Replay Monitor...

Downloads

\ProgramData\oEmDgCp08400\oEmDgCp08400.exe

Filesize
440KB

MD5
eee4a48e2d13616503a8855aa78715a0

SHA1
7f70d5d7f4b4af9141ebdfe338e149bbc98daebd

SHA256
d2a762ec70c0c83324dab553c5c489b598bfb982959c0d65cd65d5a831701685

SHA512
70a1b89e22bab1ff871b0ac469d6f8edb369adf276e890986fa09134bff4fe17b150009722f82488d4ca253a7d5395a58b5ff088d45cc0dbc5bfbfab73405e61

Download Submit
memory/2120-16-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2120-15-0x00000000005F0000-0x00000000006F0000-memory.dmp

Filesize
1024KB

Download
memory/2120-17-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2120-24-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2120-40-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2440-0-0x0000000000570000-0x0000000000670000-memory.dmp

Filesize
1024KB

Download
memory/2440-1-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2440-2-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2440-21-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download
memory/2440-22-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2440-55-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/2440-56-0x0000000000400000-0x00000000004B5000-memory.dmp

Filesize
724KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads