a55795da77b1434a740b9c63f8794095432ed64d57ebb0c2dd556e48a054353f

General

Target

0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe
Size

15KB
MD5

0f95e9bbceb2527684f1d0d466808774
SHA1

3b9e9d5f849a5a2df622d7a6d3fe160acee763f4
SHA256

a55795da77b1434a740b9c63f8794095432ed64d57ebb0c2dd556e48a054353f
SHA512

56de93383b73132c8edc5896248a6f0eea49b9a417812ef7c608a4667ceb2a81487286c0199cd4130ec4b06b588a541ae37ebdb7fa66c2f88e0dc3bc5213398d
SSDEEP

192:n/ha5BL80d0SmKKnngG9wmOYtStTtDWFVd0yTOmvAPnjpl4ngVWvjANW:/8P40dnm9RjdYtDYfpMjTMsWL

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 5 IoCs

pid	Process
3008	msvrs32.exe
2808	msvrs32.exe
2972	msvrs32.exe
1788	msvrs32.exe
2712	msvrs32.exe

Loads dropped DLL 13 IoCs

pid	Process
1224	0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe
1224	0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe
3008	msvrs32.exe
3008	msvrs32.exe
2808	msvrs32.exe
2808	msvrs32.exe
2972	msvrs32.exe
2972	msvrs32.exe
1788	msvrs32.exe
1788	msvrs32.exe
2696	WerFault.exe
2696	WerFault.exe
2696	WerFault.exe

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\msvrs32 = "C:\\Windows\\system32\\msvrs32.exe"	msvrs32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\msvrs32 = "C:\\Windows\\system32\\msvrs32.exe"	msvrs32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\msvrs32 = "C:\\Windows\\system32\\msvrs32.exe"	msvrs32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\msvrs32 = "C:\\Windows\\system32\\msvrs32.exe"	msvrs32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\msvrs32 = "C:\\Windows\\system32\\msvrs32.exe"	0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\msvrs32.exe	0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\msvrs32.exe	0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\msvrs32.exe	msvrs32.exe
File created	C:\Windows\SysWOW64\msvrs32.exe	msvrs32.exe
File created	C:\Windows\SysWOW64\msvrs32.exe	msvrs32.exe
File created	C:\Windows\SysWOW64\msvrs32.exe	msvrs32.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2696	2712	WerFault.exe	32

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 3008	1224	0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe	28
PID 1224 wrote to memory of 3008	1224	0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe	28
PID 1224 wrote to memory of 3008	1224	0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe	28
PID 1224 wrote to memory of 3008	1224	0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe	28
PID 3008 wrote to memory of 2808	3008	msvrs32.exe	29
PID 3008 wrote to memory of 2808	3008	msvrs32.exe	29
PID 3008 wrote to memory of 2808	3008	msvrs32.exe	29
PID 3008 wrote to memory of 2808	3008	msvrs32.exe	29
PID 2808 wrote to memory of 2972	2808	msvrs32.exe	30
PID 2808 wrote to memory of 2972	2808	msvrs32.exe	30
PID 2808 wrote to memory of 2972	2808	msvrs32.exe	30
PID 2808 wrote to memory of 2972	2808	msvrs32.exe	30
PID 2972 wrote to memory of 1788	2972	msvrs32.exe	31
PID 2972 wrote to memory of 1788	2972	msvrs32.exe	31
PID 2972 wrote to memory of 1788	2972	msvrs32.exe	31
PID 2972 wrote to memory of 1788	2972	msvrs32.exe	31
PID 1788 wrote to memory of 2712	1788	msvrs32.exe	32
PID 1788 wrote to memory of 2712	1788	msvrs32.exe	32
PID 1788 wrote to memory of 2712	1788	msvrs32.exe	32
PID 1788 wrote to memory of 2712	1788	msvrs32.exe	32
PID 2712 wrote to memory of 2696	2712	msvrs32.exe	33
PID 2712 wrote to memory of 2696	2712	msvrs32.exe	33
PID 2712 wrote to memory of 2696	2712	msvrs32.exe	33
PID 2712 wrote to memory of 2696	2712	msvrs32.exe	33

C:\Users\Admin\AppData\Local\Temp\0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0f95e9bbceb2527684f1d0d466808774_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1224
- C:\Windows\SysWOW64\msvrs32.exe
  "C:\Windows\system32\msvrs32.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:3008
- - C:\Windows\SysWOW64\msvrs32.exe
    "C:\Windows\system32\msvrs32.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Adds Run key to start application
    - Drops file in System32 directory
    - Suspicious use of WriteProcessMemory
    PID:2808
  - - C:\Windows\SysWOW64\msvrs32.exe
      "C:\Windows\system32\msvrs32.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      Adds Run key to start application
      Drops file in System32 directory
      Suspicious use of WriteProcessMemory
      PID:2972
    - - C:\Windows\SysWOW64\msvrs32.exe
        
        "C:\Windows\system32\msvrs32.exe"
        5⤵
        Executes dropped EXE
        Loads dropped DLL
        Adds Run key to start application
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:1788
      - C:\Windows\SysWOW64\msvrs32.exe
        
        "C:\Windows\system32\msvrs32.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:2712
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 160
        7⤵
        Loads dropped DLL
        Program crash
        
        PID:2696

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

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Windows\SysWOW64\msvrs32.exe

Filesize
15KB

MD5
0f95e9bbceb2527684f1d0d466808774

SHA1
3b9e9d5f849a5a2df622d7a6d3fe160acee763f4

SHA256
a55795da77b1434a740b9c63f8794095432ed64d57ebb0c2dd556e48a054353f

SHA512
56de93383b73132c8edc5896248a6f0eea49b9a417812ef7c608a4667ceb2a81487286c0199cd4130ec4b06b588a541ae37ebdb7fa66c2f88e0dc3bc5213398d

Download Submit
memory/1224-2-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1224-1-0x0000000000510000-0x0000000000516000-memory.dmp

Filesize
24KB

Download
memory/1224-5-0x00000000003D0000-0x00000000003D6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads