241c324b86783945423e169d055bcee0db34697a4f559cd5ded11bc19199ccb6

Analysis

max time kernel
121s
max time network
125s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17/04/2024, 14:59

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General

Target

f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe
Size

13KB
MD5

f60a1ffc51168749a91b710f145e73bd
SHA1

55dda14fecf7be873c182e16e9716227c963a189
SHA256

241c324b86783945423e169d055bcee0db34697a4f559cd5ded11bc19199ccb6
SHA512

23ec773077d6eec5fdbe7b34639ca1f0a2ec1bddd518e1e0761d7665c6e17629561becd1dfff9ad3a0089121c3b4f7e91fac5269872c8e3c7972a1f5ea89b0ef
SSDEEP

384:JPIXVNZdwN7RmXuc9HqZdL7rMoqLRR9xPE:6XVNpecxqZ97rMoMk

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\hvewhgju.dll = "{21BE5FDF-D4CB-4850-AD99-21E68B50BF3F}"	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2532	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2244	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\hvewhgju.tmp	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\hvewhgju.tmp	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\hvewhgju.nls	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe

Modifies registry class 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{21BE5FDF-D4CB-4850-AD99-21E68B50BF3F}	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{21BE5FDF-D4CB-4850-AD99-21E68B50BF3F}\InProcServer32	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{21BE5FDF-D4CB-4850-AD99-21E68B50BF3F}\InProcServer32\ = "C:\\Windows\\SysWow64\\hvewhgju.dll"	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{21BE5FDF-D4CB-4850-AD99-21E68B50BF3F}\InProcServer32\ThreadingModel = "Apartment"	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2244	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2244	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe
2244	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe
2244	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 2532	2244	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe	30
PID 2244 wrote to memory of 2532	2244	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe	30
PID 2244 wrote to memory of 2532	2244	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe	30
PID 2244 wrote to memory of 2532	2244	f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\f60a1ffc51168749a91b710f145e73bd_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f60a1ffc51168749a91b710f145e73bd_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:2244
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\12D5.tmp.bat
  2⤵
  - Deletes itself
  PID:2532

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\12D5.tmp.bat

Filesize
207B

MD5
e9e30d99dddeef45c006955efa80a97e

SHA1
d0188fbea582fccbc308e27356da3c7fb17f3615

SHA256
4ada7821f4ffa3995c1a9d432068878ba9168adce93b7a579dbc87468fa622ea

SHA512
87eef39d53a7d559aa561353b3ac5ae6ecb9d4c00b46d8f997949d68b491f1f213551efbbe80136184a384cf159bf96771a7915211bf05c2792b2d8744b93d0a

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

Filesize
2.3MB

MD5
d9b7a34a6895ebc4dd190673bf781719

SHA1
373dde75f86343319099ea2dd36a93d7da801eaa

SHA256
88b76719a2b1f0584dfc4fc9f18463878e81dd7c3fcb558fcb2f7c4e99408a5e

SHA512
aa9690af4978a26e7e609461931b2905abc639e9bdea0288cede68be320a7f2314b69659a277568681d0bc01da6757a45189cd699be629ce4f0fe235e4db8abb

Download Submit
memory/2244-12-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download
memory/2244-21-0x0000000010000000-0x0000000010008000-memory.dmp

Filesize
32KB

Download