b197cbb34b6a10f142005fbdd60332c886e2f5360a5d689b4e20aadf7dac548f

General

Target

3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe
Size

243KB
MD5

3274f7a661da13679f1d3bee600b727d
SHA1

fbdf68405c69f0e9e18c12f1c1076ce8ae6b7cc3
SHA256

b197cbb34b6a10f142005fbdd60332c886e2f5360a5d689b4e20aadf7dac548f
SHA512

50fbd211e53b332c86961dd73618df777d9486bad8833cdfd7d0c54457b4e1725f1db5d8c10ef4bed2f01e2908e04ad6b47a1f20472e4a2d054aed0c4c295a4d
SSDEEP

6144:Y7CB5wjqgN0PV6gN6DQGUqPSIxTWuFZw2v0IDrJEkzP0q1SAcmvv:eywjusDQLq6IxTjFZwRIDriAP0q1cm

Score

10^/10

persistence

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-1-5-21-2660163958-4080398480-1122754539-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "C:\\Users\\Admin\\AppData\\Local\\6ccf6dfc\\X"	Explorer.EXE

Deletes itself 1 IoCs

pid	Process
3036	explorer.exe

Executes dropped EXE 2 IoCs

pid	Process
2192	X
332	csrss.exe

Loads dropped DLL 2 IoCs

pid	Process
2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe
2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2072 set thread context of 3036	2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe	30

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\registry\machine\Software\Classes\Interface\{071e7103-87c1-ad76-2e93-4203b0a2daba}	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{071e7103-87c1-ad76-2e93-4203b0a2daba}\u = "134"	explorer.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{071e7103-87c1-ad76-2e93-4203b0a2daba}\cid = "3955274940566453170"	explorer.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2192	X
3036	explorer.exe
3036	explorer.exe
3036	explorer.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3036	explorer.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
332	csrss.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 3036	2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe	30
PID 2072 wrote to memory of 3036	2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe	30
PID 2072 wrote to memory of 3036	2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe	30
PID 2072 wrote to memory of 3036	2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe	30
PID 2072 wrote to memory of 3036	2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe	30
PID 2072 wrote to memory of 2192	2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe	31
PID 2072 wrote to memory of 2192	2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe	31
PID 2072 wrote to memory of 2192	2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe	31
PID 2072 wrote to memory of 2192	2072	3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe	31
PID 2192 wrote to memory of 1224	2192	X	21
PID 3036 wrote to memory of 332	3036	explorer.exe	2
PID 332 wrote to memory of 2852	332	csrss.exe	32
PID 332 wrote to memory of 2852	332	csrss.exe	32

C:\Windows\system32\csrss.exe
%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=16
1⤵
- Executes dropped EXE
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:332

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies WinLogon for persistence
PID:1224
- C:\Users\Admin\AppData\Local\Temp\3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3274f7a661da13679f1d3bee600b727d_JaffaCakes118.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:2072
- - C:\Windows\explorer.exe
    00000084*
    3⤵
    - Deletes itself
    - Modifies registry class
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:3036
- - C:\Users\Admin\AppData\Local\6ccf6dfc\X
    193.105.154.210:80
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2192

C:\Windows\system32\wbem\WMIADAP.EXE
wmiadap.exe /F /T /R
1⤵
PID:2852

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\6ccf6dfc\@

Filesize
2KB

MD5
f752bc9163004897a3b5d5beb7928c43

SHA1
8104f2ab175c853dcae51c37e9ae5071be719f5b

SHA256
51a9f1c9625f86fe4d366e987828b660eea85357d1a9cd49b1adc478b3870c01

SHA512
ce5c3d31a5b9a7955c8a9585f73d77e6758e04a21056b04b6bdf940ce375a0285cc3436520a60eb2fcb8d405161bc5708aed6fc0a0964a3052e1c7ced414b63f

Download Submit
C:\Windows\system32\consrv.DLL

Filesize
31KB

MD5
dafc4a53954b76c5db1d857e955f3805

SHA1
a18fa0d38c6656b4398953e77e87eec3b0209ef3

SHA256
c6c82dde145a2dd9d70b1b539b17571befb663fc4a9ca834ff2a140cc4ebaa0b

SHA512
745e27a4f952e2492dbd12ced396be2c7dc78344ba415ad64b45920f95d7a282e30c7ad2da9266dc195c71e38019809e8183a705f9276c7d178de2f5ef34b633

Download Submit
\Users\Admin\AppData\Local\6ccf6dfc\X

Filesize
41KB

MD5
686b479b0ee164cf1744a8be359ebb7d

SHA1
8615e8f967276a85110b198d575982a958581a07

SHA256
fcfbb4c648649f4825b66504b261f912227ba32cbaabcadf4689020a83fb201b

SHA512
7ed8022e2b09f232150b77fc3a25269365b624f19f0b50c46a4fdf744eeb23294c09c051452c4c9dbb34a274f1a0bfc54b3ff1987ec16ae2e54848e22a97ed64

Download Submit
\systemroot\assembly\tmp\{1B372133-BFFA-4dba-9CCF-5474BED6A9F6}

Filesize
2KB

MD5
c85998652072e3a35395f1e1641f7a1e

SHA1
0db557ac841ccf11fa373d985a691384f2ec506d

SHA256
cf45354ded0a8026f63872ec4e60b8680cdf92569d70b06df608f4bb6dbccc56

SHA512
5058763f1fb9d660aea1eaefbb94a7ad00e4fb7d1e39b1bbd6d27b976325569239007569ad33b46bf18b08dfbeceff4220071fc54e1eac87b9acaf46677f1ae5

Download Submit
memory/332-41-0x0000000000BD0000-0x0000000000BDC000-memory.dmp

Filesize
48KB

Download
memory/332-40-0x0000000000BD0000-0x0000000000BDC000-memory.dmp

Filesize
48KB

Download
memory/1224-33-0x0000000002570000-0x000000000257B000-memory.dmp

Filesize
44KB

Download
memory/1224-24-0x0000000002560000-0x000000000256B000-memory.dmp

Filesize
44KB

Download
memory/1224-28-0x0000000002560000-0x000000000256B000-memory.dmp

Filesize
44KB

Download
memory/1224-32-0x0000000002560000-0x000000000256B000-memory.dmp

Filesize
44KB

Download
memory/1224-34-0x0000000002550000-0x0000000002558000-memory.dmp

Filesize
32KB

Download
memory/1224-43-0x0000000002570000-0x000000000257B000-memory.dmp

Filesize
44KB

Download
memory/1224-42-0x0000000002550000-0x0000000002558000-memory.dmp

Filesize
32KB

Download
memory/2072-22-0x0000000000735000-0x0000000000765000-memory.dmp

Filesize
192KB

Download
memory/2072-9-0x0000000000400000-0x0000000000444748-memory.dmp

Filesize
273KB

Download
memory/2072-17-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/3036-1-0x0000000000060000-0x0000000000072000-memory.dmp

Filesize
72KB

Download
memory/3036-21-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download
memory/3036-15-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download
memory/3036-10-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads