b2668e06a10e39b744648675ce2563b6d700eec35fce23031b27fa0bd9dc3c30

Analysis

max time kernel
94s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14/08/2024, 16:09

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General

Target

96bb72469c95737e7187415935169490_JaffaCakes118.exe
Size

39KB
MD5

96bb72469c95737e7187415935169490
SHA1

7a8cac3e54bca10f7cb1d2d94f089454deac0bec
SHA256

b2668e06a10e39b744648675ce2563b6d700eec35fce23031b27fa0bd9dc3c30
SHA512

235503d3e2afb5359a376f0de8d32b2a367aa71037f09deaf09b9701815c2a486ff7da60c3daf55a04296226db17ea094c8cb2de800342bd480da401c18ae164
SSDEEP

768:MfpCJOu3oXseYmTP4Zj2gYt7hz6+XiH1WXsYhE3ZsgfMpC6l2qDJJS9Qe:0CjoceYmTQUtlz6dH1W8Y63ZrMtwSSie

Score

8^/10

defense_evasion discovery persistence

Malware Config

Signatures

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	96bb72469c95737e7187415935169490_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\dlnbjjbdfb = "C:\\Windows\\system\\llwzjy081218.exe"	96bb72469c95737e7187415935169490_JaffaCakes118.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\system\llwzjy081218.exe	96bb72469c95737e7187415935169490_JaffaCakes118.exe
File opened for modification	C:\Windows\system\llwzjy081218.exe	96bb72469c95737e7187415935169490_JaffaCakes118.exe
File opened for modification	C:\Windows\system\mvjbj32dla.dll	96bb72469c95737e7187415935169490_JaffaCakes118.exe
File created	C:\Windows\system\mvjbj32dla.dll	96bb72469c95737e7187415935169490_JaffaCakes118.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	96bb72469c95737e7187415935169490_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{92752634-5A57-11EF-84CD-F2CE673D6489} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31125092"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1725402204"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1728370632"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31125092"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Check_Associations = "no"	96bb72469c95737e7187415935169490_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "430416738"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1725402204"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31125092"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
Token: SeDebugPrivilege	2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
Token: SeDebugPrivilege	2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe
Token: SeDebugPrivilege	2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2740	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2740	iexplore.exe
2740	iexplore.exe
1540	IEXPLORE.EXE
1540	IEXPLORE.EXE
1540	IEXPLORE.EXE
1540	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 2740	2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe	92
PID 2780 wrote to memory of 2740	2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe	92
PID 2740 wrote to memory of 1540	2740	iexplore.exe	93
PID 2740 wrote to memory of 1540	2740	iexplore.exe	93
PID 2740 wrote to memory of 1540	2740	iexplore.exe	93
PID 2780 wrote to memory of 2740	2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe	92
PID 2780 wrote to memory of 4980	2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe	96
PID 2780 wrote to memory of 4980	2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe	96
PID 2780 wrote to memory of 4980	2780	96bb72469c95737e7187415935169490_JaffaCakes118.exe	96

C:\Users\Admin\AppData\Local\Temp\96bb72469c95737e7187415935169490_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\96bb72469c95737e7187415935169490_JaffaCakes118.exe"
1⤵
- Adds policy Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2780
- C:\program files\internet explorer\iexplore.exe
  "C:\program files\internet explorer\iexplore.exe"
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2740
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2740 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1540
- C:\Windows\SysWOW64\cmd.exe
  cmd /c del "C:\Users\Admin\AppData\Local\Temp\96bb72469c95737e7187415935169490_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4980

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

Indicator Removal

T1070

File Deletion

T1070.004

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\jjjydf16.ini

Filesize
86B

MD5
12cd947d38913817d2fa74179acf96bc

SHA1
dc4d2a238620649084add84082dfe4c497cb2a9e

SHA256
e02ea3bedd02cb4edc94f27523de99d448f747c19fc92191f8a2b3070aab98d8

SHA512
55fbbb2185bf34bcd5665e425ceac4a6b3b232f6f1b2f031a4912a709da0e7cc1852248167a4f85fcf2b2ff5b394bcd19e965a0b2b094a42341423bc018fd62d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\DomainSuggestions\en-US.1

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2780-0-0x0000000000690000-0x00000000006C1000-memory.dmp

Filesize
196KB

Download
memory/2780-12-0x0000000000690000-0x00000000006C1000-memory.dmp

Filesize
196KB

Download