c92b5e8e49e3f3f93ae20abd2fd82b2163caffe02bccdf46ae83812eaf854f0b

Analysis

max time kernel
139s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
27/07/2024, 10:52

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General

Target

77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe
Size

28KB
MD5

77ee803fb42beb5e1fde7ce6e8860b20
SHA1

0956ef05e882beeb2827109defdcaeeb1a4ee89e
SHA256

c92b5e8e49e3f3f93ae20abd2fd82b2163caffe02bccdf46ae83812eaf854f0b
SHA512

a971cc08f0e2a97e4aa3190170da320e8e6bb1f26bc819b3f1f254694565b43dfcf87d2dd0e039230c14cf6b5381202be8f2654eaebc527f100ba1ddd3f40037
SSDEEP

192:33+mnBr2mFbtTGEHHivniYHH9L4uZyz9yE/9visSEZUoq+eEND2hqGD5axw:33+mn5tB5Hi1ez9yEltHuove8D2hqGZ

Score

10^/10

discovery evasion 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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\conime.exe asds"	77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
5080	conime.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\conime.exe	77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3640	5080	WerFault.exe	95
3196	5080	WerFault.exe	95

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	conime.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2908	77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe
2908	77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 5080	2908	77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe	95
PID 2908 wrote to memory of 5080	2908	77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe	95
PID 2908 wrote to memory of 5080	2908	77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe	95

C:\Users\Admin\AppData\Local\Temp\77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\77ee803fb42beb5e1fde7ce6e8860b20_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies visiblity of hidden/system files in Explorer
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2908
- C:\Windows\conime.exe
  C:\Windows\conime.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:5080
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5080 -s 220
    3⤵
    - Program crash
    PID:3640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5080 -s 224
    3⤵
    - Program crash
    PID:3196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5080 -ip 5080
1⤵
PID:3688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 5080 -ip 5080
1⤵
PID:2564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\conime.exe

Filesize
20KB

MD5
996d96810afa90f2d2db0afbac67c929

SHA1
29c416ba6aeee3401652a77f207e66baeec82b43

SHA256
3c8d7d9d5f11c3dddfb6b072781fe7d2bc44278a80961ce8be824563bf4c16d0

SHA512
a82a8c20fa5f0bca49fd00e8a7cecc52e2e0044196aea305271fe801effc49b7ba035d7783ecbaec5cbd6a94dfd9654e78b271bb81766f45128709b9272e3e98

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