9ff790356b55cc428560f07e9063a1e8ad60e8c2098f24b2edee84462d44bb16

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
14/08/2024, 19:20

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General

Target

975935197844168e64c81e8d5798127d_JaffaCakes118.exe
Size

174KB
MD5

975935197844168e64c81e8d5798127d
SHA1

a4a0f145383fe84df8d3db360d58a112fc80e877
SHA256

9ff790356b55cc428560f07e9063a1e8ad60e8c2098f24b2edee84462d44bb16
SHA512

698b61e1542d41eb47df90b4243beb2ab8e5453d3e1de21b756ee87508629d97b8f205045531478953cedd9a7a7899665238078f51e72ca0626c2069e7f6132b
SSDEEP

3072:HuOZFE9EjL/sr5dgUdzwifRy/xe9bBWBaXkBbQ4xTFhnhA+yCG3WFbmH:HxF/H69dsiJOI5BWBaXkBU4h3C+yCGGa

Score

10^/10

discovery persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\msconfig.dat"	svchost.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2500-0-0x0000000000400000-0x000000000046E000-memory.dmp	upx
behavioral1/memory/2500-16-0x0000000000400000-0x000000000046E000-memory.dmp	upx

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
1952	975935197844168e64c81e8d5798127d_JaffaCakes118.exe
2428	explorer.exe
1288	Explorer.EXE
2712	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2500 set thread context of 1952	2500	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	30

System Location Discovery: System Language Discovery 1 TTPs 4 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	975935197844168e64c81e8d5798127d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	975935197844168e64c81e8d5798127d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ctfmon.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1952	975935197844168e64c81e8d5798127d_JaffaCakes118.exe
1952	975935197844168e64c81e8d5798127d_JaffaCakes118.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe
2712	svchost.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
1952	975935197844168e64c81e8d5798127d_JaffaCakes118.exe
1952	975935197844168e64c81e8d5798127d_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 5 IoCs

pid	Process
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE
1288	Explorer.EXE
2236	ctfmon.exe

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1288	Explorer.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2712	svchost.exe
2712	svchost.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 1952	2500	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1952	2500	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1952	2500	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1952	2500	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1952	2500	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1952	2500	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1952	2500	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1952	2500	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1952	2500	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	30
PID 1952 wrote to memory of 2428	1952	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	31
PID 1952 wrote to memory of 2428	1952	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	31
PID 1952 wrote to memory of 2428	1952	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	31
PID 1952 wrote to memory of 2428	1952	975935197844168e64c81e8d5798127d_JaffaCakes118.exe	31
PID 2428 wrote to memory of 1288	2428	explorer.exe	21
PID 1288 wrote to memory of 2712	1288	Explorer.EXE	32
PID 1288 wrote to memory of 2712	1288	Explorer.EXE	32
PID 1288 wrote to memory of 2712	1288	Explorer.EXE	32
PID 1288 wrote to memory of 2712	1288	Explorer.EXE	32
PID 1288 wrote to memory of 2712	1288	Explorer.EXE	32
PID 2712 wrote to memory of 2236	2712	svchost.exe	33
PID 2712 wrote to memory of 2236	2712	svchost.exe	33
PID 2712 wrote to memory of 2236	2712	svchost.exe	33
PID 2712 wrote to memory of 2236	2712	svchost.exe	33

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1288
- C:\Users\Admin\AppData\Local\Temp\975935197844168e64c81e8d5798127d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\975935197844168e64c81e8d5798127d_JaffaCakes118.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2500
- - C:\Users\Admin\AppData\Local\Temp\975935197844168e64c81e8d5798127d_JaffaCakes118.exe
    C:\Users\Admin\AppData\Local\Temp\975935197844168e64c81e8d5798127d_JaffaCakes118.exe
    3⤵
    - Suspicious use of NtSetInformationThreadHideFromDebugger
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:1952
  - - C:\Windows\explorer.exe
      "C:\Windows\explorer.exe"
      4⤵
      Suspicious use of NtSetInformationThreadHideFromDebugger
      Suspicious use of WriteProcessMemory
      PID:2428
- C:\Windows\syswow64\svchost.exe
  "C:\Windows\syswow64\svchost.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\ctfmon.exe
    ctfmon.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    PID:2236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1288-22-0x0000000002960000-0x0000000002969000-memory.dmp

Filesize
36KB

Download
memory/1952-17-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1952-12-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1952-18-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1952-15-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1952-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1952-8-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1952-6-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1952-4-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1952-21-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/1952-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2428-27-0x00000000FF540000-0x00000000FF800000-memory.dmp

Filesize
2.8MB

Download
memory/2428-26-0x0000000000030000-0x0000000000040000-memory.dmp

Filesize
64KB

Download
memory/2428-58-0x00000000FF540000-0x00000000FF800000-memory.dmp

Filesize
2.8MB

Download
memory/2500-0-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2500-16-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2500-1-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2712-28-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download
memory/2712-31-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download
memory/2712-34-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download
memory/2712-61-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download