bbcee4f0b127da013eb6c02a20cccb28fc41a848b4765b9b3ce136a7154e8651

General

Target

364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe
Size

13KB
MD5

364207f4224d4b95bdc4f983b82569e2
SHA1

f264b02c27f6566e66d9ff4935d64f189f2da5b4
SHA256

bbcee4f0b127da013eb6c02a20cccb28fc41a848b4765b9b3ce136a7154e8651
SHA512

6636648463f8d1db52bfe1d63f3c81629f7af88984f3f1adb8041a514be33b472f22b41460d78e9522812c534bbaae95aee8e901cea5fd1b94520b2b81d251b4
SSDEEP

384:Kx4hKXHCuaP9yuxa+qZ4zsVCqTcrK7rPZ:ccAssxcrK7V

Score

10^/10

persistence

Malware Config

Signatures

Adds autorun key to be loaded by Explorer.exe on startup 2 TTPs 1 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\ShellServiceObjectDelayLoad\lweurqhx.dll = "{71A78CD4-E470-4a18-8457-E0E0283DD507}"	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2900	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2984	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\lweurqhx.tmp	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\lweurqhx.tmp	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\lweurqhx.nls	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe

Modifies registry class 4 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{71A78CD4-E470-4a18-8457-E0E0283DD507}\InProcServer32\ = "C:\\Windows\\SysWow64\\lweurqhx.dll"	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{71A78CD4-E470-4a18-8457-E0E0283DD507}\InProcServer32\ThreadingModel = "Apartment"	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{71A78CD4-E470-4a18-8457-E0E0283DD507}	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{71A78CD4-E470-4a18-8457-E0E0283DD507}\InProcServer32	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2984	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe
2984	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2984	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe
2984	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe
2984	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2900	2984	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe	31
PID 2984 wrote to memory of 2900	2984	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe	31
PID 2984 wrote to memory of 2900	2984	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe	31
PID 2984 wrote to memory of 2900	2984	364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\364207f4224d4b95bdc4f983b82569e2_JaffaCakes118.exe"
1⤵
- Adds autorun key to be loaded by Explorer.exe on startup
- Loads dropped DLL
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\5BC7.tmp.bat
  2⤵
  - Deletes itself
  PID:2900

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\5BC7.tmp.bat

Filesize
207B

MD5
5d8e1a8f79e0658211a69aa7095c702f

SHA1
394d8c41e4c1f2d2cc1307530ba1dd0bea875156

SHA256
07d9824270a3c51632dc6a4cea9e0f3a3b2a5df2dd36c8dd116f7488ea4ffab7

SHA512
42f329cf6a2e59fec1e1b6c8632e518bfedee0c3a603fa1002544bcf715b6dcc82ce62d43a2af421b16ee867c8eb765f499ba3da13d8f7f2658375eea9958700

Download Submit
C:\Windows\SysWOW64\lweurqhx.nls

Filesize
428B

MD5
99a24facb7252a0fbdaee9c946244817

SHA1
e44eb6e99677926c372c9fd99326258f58b8da5a

SHA256
3e3309d3e67669ef8eefb00e032a4e0784ecf9b91482183bc5b494214f2f0156

SHA512
5dbb7e06df8ba7776b703da76c7087a996a7a092c34dfbb8fd7719f51bb29250875d27328331d0469c904f2c6305818cf4a695cbe51435cb3a88aa05139ba1c9

Download Submit
C:\Windows\SysWOW64\lweurqhx.tmp

Filesize
1021KB

MD5
f13e84240f605976ad5a7c47bd02ee54

SHA1
05c0f864598b38d7e4f18ef40ac7fe97448eb6f8

SHA256
29513e4530f5eca93414428d3fce2d8b5438ff8fb2942533c6d3f99dc70f0668

SHA512
ef4ab5b65d4a6f39525cc31a07a43d624c839b1cdbbd014912c25d9296f296f282b3d5f27e12d09de554ce8204379215cfd8181d4daa5ec9035d3cc9e5be7059

Download Submit
memory/2984-16-0x0000000020000000-0x0000000020008000-memory.dmp

Filesize
32KB

Download
memory/2984-25-0x0000000020000000-0x0000000020008000-memory.dmp

Filesize
32KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads