76256e48b88412c41a352e522ae77e366581ab60e53201d2f8ddf9438b9bbaff

Analysis

max time kernel
121s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
11/08/2024, 08:41

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General

Target

89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
Size

62KB
MD5

89b76b699e14e69826f884dfd01f9b7e
SHA1

460290b5ce349b949706729803c6e4cb6ba54122
SHA256

76256e48b88412c41a352e522ae77e366581ab60e53201d2f8ddf9438b9bbaff
SHA512

77f9b107e80054e5da1e01bfb63917b2df2a316ebe81478933a9ef2c31b47b13f2c067bfeb83f45f319437c94d2ba77cf890a2d3d36d52f5aec2aa4c3e6d16c3
SSDEEP

1536:Rjz56gcOFQw3gM+/Ui5NJTpjCIrpK9izn76rLrtW:Rz4YF9gM+ci5fBj7io

Score

8^/10

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	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\lljyn_df = "C:\\Windows\\system\\lljyn080708.exe"	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\system\lljyn080708.exe	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
File opened for modification	C:\Windows\system\lljyn080708.exe	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
File opened for modification	C:\Windows\system\lljyn32.dll	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
File created	C:\Windows\system\lljyn32.dll	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1000	PING.EXE

Modifies Internet Explorer settings 1 TTPs 33 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\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
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31124426"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1841617338"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31124426"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Check_Associations = "no"	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1696771477"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{8FEC171B-57BD-11EF-BFD9-CE3473C70610} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1841617338"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "430130693"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1696771477"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31124426"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31124426"	iexplore.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1000	PING.EXE

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
Token: SeDebugPrivilege	1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
Token: SeDebugPrivilege	1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
Token: SeDebugPrivilege	1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3112	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3112	iexplore.exe
3112	iexplore.exe
228	IEXPLORE.EXE
228	IEXPLORE.EXE
228	IEXPLORE.EXE
228	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1396 wrote to memory of 3112	1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe	89
PID 1396 wrote to memory of 3112	1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe	89
PID 3112 wrote to memory of 228	3112	iexplore.exe	90
PID 3112 wrote to memory of 228	3112	iexplore.exe	90
PID 3112 wrote to memory of 228	3112	iexplore.exe	90
PID 1396 wrote to memory of 3112	1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe	89
PID 1396 wrote to memory of 2212	1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe	94
PID 1396 wrote to memory of 2212	1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe	94
PID 1396 wrote to memory of 2212	1396	89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe	94
PID 2212 wrote to memory of 1000	2212	cmd.exe	96
PID 2212 wrote to memory of 1000	2212	cmd.exe	96
PID 2212 wrote to memory of 1000	2212	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\89b76b699e14e69826f884dfd01f9b7e_JaffaCakes118.exe"
1⤵
- Adds policy Run key to start application
- Checks computer location settings
- 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:1396
- 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:3112
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3112 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:228
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\dfDelmlljy.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2212
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:1000

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

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\lljyndf16.ini

Filesize
86B

MD5
8a440bec742e6d6dc24dd2ebed269cf4

SHA1
f9dfa915dc4a0e644017f1c96f310957b5a9467b

SHA256
7e5ca4c6521af0837bb7b4cdf021cfda09f26d869be438654e6e5106bd5b3c8e

SHA512
47c4fd096f0cdbc9bf281f21cde121b4e3e4b1f44cbd469aa892d5bffd585497621fea5ad37d14b205293026753727fb4b2912ac2f7f98e1806aa138d125a4f9

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
f1345434f9702087a89581329f3ee435

SHA1
2ef9c7c6a370695a03e61d1e9e803af7cb08d0ae

SHA256
c98c6be26d4159c845dcc511afc93f1b0dd4ef1f1e949c02901986ca475119b4

SHA512
ac382f3dcdf6a5d41875a82b7c219fb040b6e63f11be1b8801c86d696a29d08859a15a8c2efc5d063fdef497acbdf76a3d2b6c792f21cb07a7e973a4d8fa84d0

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
b0bc3e10febac627ecad56185e21f8b5

SHA1
1b8f9d145c06cae1662cc7865291418535817148

SHA256
e2426654d249d1c38f1a25739ae955482f8b476563dfa9ac6b07164206670702

SHA512
7d25f1495878bb07f4ba94a06b654f1839e3e898ed06b5d4ed96313687243d56d59cb14d6027dabd6a350e954ce80fd4f1f70cda514d32f1d0055d4233d931e7

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver2B70.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WLXU5DI6\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\dfDelmlljy.bat

Filesize
233B

MD5
5306c69caa570e3352f1b675f24ebecc

SHA1
f6961548352cafb4ca56483f466d5f7a32392fce

SHA256
d5c6edec9efecbef10cbfed1fe9d4b03026ee65e546059d993be1a64ae5dd66f

SHA512
6fffe20ac5f1c4d34b66c3d19ce9fb94eae3b9be9c9a0867eb9ef03b6d8a883ece1e124122d3d642c1abae3751d8d162d8831e9077d1753a87f0ef731edf08dd

Download Submit