86d870048511e6413201713dc153fb263474050f98143941f7fd3c919393d998

Analysis

max time kernel
146s
max time network
148s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
06/07/2024, 06:45

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General

Target

279b3266683394f2679895f706d5c718_JaffaCakes118.exe
Size

80KB
MD5

279b3266683394f2679895f706d5c718
SHA1

baf39b09c23dcf937f0ad945adf77045de6e69ef
SHA256

86d870048511e6413201713dc153fb263474050f98143941f7fd3c919393d998
SHA512

6446163aa42c3935e8d6a47a70da33c016383e75b0af6ef8e0a2cf1792a638c4b942aa0889cd6df8c981bbfc8d5d6f0fd3426d56923632f2a4da3fa50616b706
SSDEEP

1536:/95S7dmlVz/P6N2tvrKebf5UzeVFYjCKyDn/IyHglOJJWSaVwzSiC2m:/LS7Qzam225UCVsCK27JJWSaViSiM

Score

10^/10

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "userinit.exeC:\\Windows\\system32\\inetserv.exe,"	279b3266683394f2679895f706d5c718_JaffaCakes118.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2940-0-0x0000000000400000-0x0000000000414000-memory.dmp	upx
behavioral1/memory/2940-7-0x0000000000400000-0x0000000000414000-memory.dmp	upx

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-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\inetserv = "C:\\Windows\\system32\\inetserv.exe"	279b3266683394f2679895f706d5c718_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\inetserv.exe	279b3266683394f2679895f706d5c718_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\inetserv.exe	279b3266683394f2679895f706d5c718_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2940 set thread context of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28
PID 2940 wrote to memory of 2524	2940	279b3266683394f2679895f706d5c718_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\279b3266683394f2679895f706d5c718_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\279b3266683394f2679895f706d5c718_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2940
- C:\Users\Admin\AppData\Local\Temp\279b3266683394f2679895f706d5c718_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\279b3266683394f2679895f706d5c718_JaffaCakes118.exe
  2⤵
  - Modifies WinLogon for persistence
  - Adds Run key to start application
  - Drops file in System32 directory
  PID:2524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2524-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2524-6-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2524-8-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2524-11-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2524-17-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2940-0-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2940-7-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads