02e235ccc12f14cfbffbe3abd8c79b2f53634cd6ebc39dda4c39e9b9b28bf604

Analysis

max time kernel
149s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18/10/2024, 04:42

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General

Target

55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe
Size

42KB
MD5

55890b1d134154075271bd0b860cd2d8
SHA1

f50629248347c42c43dab378cc9963950da140d0
SHA256

02e235ccc12f14cfbffbe3abd8c79b2f53634cd6ebc39dda4c39e9b9b28bf604
SHA512

46a78634272127b9a8556fb6eb584141ab56b65ffd486d4566a6ac5eae84d77eaea77ab480c125d2a7c48a7d1006894c95f978e96dfecf649c996ce40e510fba
SSDEEP

768:MUBkQmoq5/DkgLTGLqWJ1W/SYEoTjerNDp4rZOawQfRZw7nwWXtRn:FGNQgLyw/SxoOZtIAabZAwW9Rn

Score

7^/10

discovery persistence

Malware Config

Signatures

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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation	55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
3704	winlogon.exe

Loads dropped DLL 1 IoCs

pid	Process
3704	winlogon.exe

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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System = "C:\\Windows\\winlogon.exe"	55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\winlogon.exe	55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe
File opened for modification	C:\Windows\winlogon.exe	55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe
File created	C:\Windows\ie-zook.dll	winlogon.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	55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winlogon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ielowutil.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\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-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1176384029"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{7189BCE6-8D0B-11EF-B319-E26222BAF6A3} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31138072"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90297b461821db01	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000013f787289f1be14e87be8dc204ff715d0000000002000000000010660000000100002000000005d6b37a7042cd2ca91d207e23f67930f4ff42010978a267a9065f094dbc06ce000000000e8000000002000020000000dcff4c42807c2407bf4c9732487af9d599eecc7a2716fb762a249c138964737e2000000070c406bdc87ff9f6ef82f13fa8d322ec663cadb619351dd151d9f235dfa93c4b400000008bf560589fc1fa519a6c806cb30d71485f5afae96ee6ea36572ebe5922259ace448469154055ab8db1a5c4db26b77248a4011e97b7e95ebb52144035d5306b5f	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 702e82461821db01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31138072"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1176384029"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2878641211-696417878-3864914810-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000013f787289f1be14e87be8dc204ff715d000000000200000000001066000000010000200000001be0b964e24201107b682388bf3127d3a91342559312cc0277346df01065ddd2000000000e80000000020000200000003b8573e46705b3a50327def0abca0a53e37cfe455ce26a49d35ab088db47d05f2000000091fc5ffc5538a19b8103b814b7e866ff45fea352fb79eb4143397015efaeed2840000000c9dca58388ef1f4626c1ac08f2c8a7c20dae26a81e2db6686145f93b4e799569be36009ff7bec70fe865f428bebb860475a27d0466ec467a6fafde47ec009453	iexplore.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	892	55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe
Token: SeDebugPrivilege	3704	winlogon.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4528	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4528	iexplore.exe
4528	iexplore.exe
4816	IEXPLORE.EXE
4816	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 892 wrote to memory of 3704	892	55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe	87
PID 892 wrote to memory of 3704	892	55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe	87
PID 892 wrote to memory of 3704	892	55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe	87
PID 4528 wrote to memory of 4816	4528	iexplore.exe	90
PID 4528 wrote to memory of 4816	4528	iexplore.exe	90
PID 4528 wrote to memory of 4816	4528	iexplore.exe	90

C:\Users\Admin\AppData\Local\Temp\55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\55890b1d134154075271bd0b860cd2d8_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:892
- C:\Windows\winlogon.exe
  "C:\Windows\winlogon.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3704

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
- System Location Discovery: System Language Discovery
PID:2696

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4528
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4528 CREDAT:17410 /prefetch:2
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:4816

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

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\ie-zook.dll

Filesize
90KB

MD5
bace891b441c0da1e64a012d7d475cd5

SHA1
80d93cf047c6503856d213e04d4812bcabdafded

SHA256
3b028d13a43b5c87efa4c2d192a1d17e0ea61b79256383a5202134eaae8d96eb

SHA512
54d2e4a7b8e4df6a3fbb5481966c198a924d6cdb79da41bc2f1748c91c32828e7e6a22b458d507eade3168e838ca7776ba3eba042ab300713511ab73d8747bc9

Download Submit
C:\Windows\winlogon.exe

Filesize
42KB

MD5
55890b1d134154075271bd0b860cd2d8

SHA1
f50629248347c42c43dab378cc9963950da140d0

SHA256
02e235ccc12f14cfbffbe3abd8c79b2f53634cd6ebc39dda4c39e9b9b28bf604

SHA512
46a78634272127b9a8556fb6eb584141ab56b65ffd486d4566a6ac5eae84d77eaea77ab480c125d2a7c48a7d1006894c95f978e96dfecf649c996ce40e510fba

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads