bf0b459c3c9d8a26636157fb8b9c693df0b75f7ded288ebafe8d6374853176fa

Analysis

max time kernel
136s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
19/08/2024, 05:59

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General

Target

a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Size

24KB
MD5

a9db6c03c9ddf1ca0308c40781c11f43
SHA1

68cf505a3e033a3b863fe52b16fea2cf6347aa16
SHA256

bf0b459c3c9d8a26636157fb8b9c693df0b75f7ded288ebafe8d6374853176fa
SHA512

86562dd907d42da3c422ab7230f298bab68fe35669e828782b97e66a2d23a07fc41906fdf4d780443c5f5803067f6dae4a21ed6081cb67234b022e47dcabb2bd
SSDEEP

192:teOtaGSJAeBqaVKwlf3e4gbZdH0dHRdHwdHPH1SdHB18GZCju11K7kvBPOnT3Uvb:MMGPVx3ehVqrmuJk2VvBR

Score

8^/10

discovery persistence

Malware Config

Signatures

Event Triggered Execution: Image File Execution Options Injection 1 TTPs 8 IoCs

persistence

Image File Execution Options Injection

T1546.012

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "0"	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe\Debugger = "0"	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe	LSFPRN.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\taskmgr.exe\Debugger = "0"	LSFPRN.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe	LSFPRN.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\regedit.exe\Debugger = "0"	LSFPRN.EXE

Checks computer location settings 2 TTPs 2 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-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation	LSFPRN.EXE

Executes dropped EXE 1 IoCs

pid	Process
2936	LSFPRN.EXE

Adds Run key to start application 2 TTPs 2 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\Run\PrinterSecurityLayer = "C:\\Windows\\LSFPRN.EXE"	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\PrinterSecurityLayer = "C:\\Windows\\LSFPRN.EXE"	LSFPRN.EXE

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\44upd.dll	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\44upd.dll	LSFPRN.EXE

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\LSFPRN.EXE	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
File created	C:\Windows\iexplore.htm	LSFPRN.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	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	LSFPRN.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 42 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\iexplore.exe = "0"	LSFPRN.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\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-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31126013"	IEXPLORE.EXE
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Security\DisableSecuritySettingsCheck = "1"	LSFPRN.EXE
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\iexplore.exe = "0"	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126013"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_LOCALMACHINE_LOCKDOWN\	LSFPRN.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Security\DisableSecuritySettingsCheck = "1"	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126013"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30709751fdf1da01	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 202b9c51fdf1da01	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1354192763"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{7C444116-5DF0-11EF-AC6B-D20DFB866B4D} = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1352004898"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1352004898"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Security\IEFileProtect = "C:\\Users\\Admin\\AppData\\Local\\Temp\\a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe"	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ea125702b7698d479b1c3c8e0190d45f00000000020000000000106600000001000020000000fb11abe768b8685ca61651c9d3d190fcefcd612bde20b57ed4e9c4bce50da1e4000000000e8000000002000020000000ef4bb44c2e90fba7b8c15c48ee7c329287d7059bec74c1f0135af0f23fab897020000000c63d00f4b7f0facaf2dfe23f070c99d7a46c4002558a2af94775e9767383852940000000c3e8b62db3141d31f1750307f478365f888de86efc388f1308ef5420cb2aebae9501a38d28e20a58c0a829ed461addac7a1caff073389d0c0dd12626cedf4c8f	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000ea125702b7698d479b1c3c8e0190d45f00000000020000000000106600000001000020000000ca3117de70c4b1c633a3b60e8febb852758e8247add7f9ea0cabb0cd1ba10103000000000e8000000002000020000000e109ae8baf2da59d3d90b3fbcdc1cfe718f69494f6f020f64a580991845fae2d200000002744d92b09a89da63e4939b76142ab6941d5fd870dcbdf2fcadfcbaf898ec9a7400000005ef18a59be94da04b54a4b92af36837de3122d4a74c8f64835ba4dd318ac3d56a9f6d48fb09bb175b186e5e025d241064f3f318aa06795725c93d58d1a306b79	IEXPLORE.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Security	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2340	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2340	IEXPLORE.EXE
2340	IEXPLORE.EXE
916	IEXPLORE.EXE
916	IEXPLORE.EXE
916	IEXPLORE.EXE
916	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4616 wrote to memory of 2936	4616	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe	87
PID 4616 wrote to memory of 2936	4616	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe	87
PID 4616 wrote to memory of 2936	4616	a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe	87
PID 2936 wrote to memory of 116	2936	LSFPRN.EXE	106
PID 2936 wrote to memory of 116	2936	LSFPRN.EXE	106
PID 2936 wrote to memory of 116	2936	LSFPRN.EXE	106
PID 116 wrote to memory of 2340	116	iexplore.exe	107
PID 116 wrote to memory of 2340	116	iexplore.exe	107
PID 2340 wrote to memory of 916	2340	IEXPLORE.EXE	108
PID 2340 wrote to memory of 916	2340	IEXPLORE.EXE	108
PID 2340 wrote to memory of 916	2340	IEXPLORE.EXE	108

C:\Users\Admin\AppData\Local\Temp\a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a9db6c03c9ddf1ca0308c40781c11f43_JaffaCakes118.exe"
1⤵
- Event Triggered Execution: Image File Execution Options Injection
- Checks computer location settings
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:4616
- C:\Windows\LSFPRN.EXE
  "C:\Windows\LSFPRN.EXE"
  2⤵
  - Event Triggered Execution: Image File Execution Options Injection
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - Drops file in System32 directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of WriteProcessMemory
  PID:2936
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe" C:\Windows\iexplore.htm
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:116
  - - C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE" C:\Windows\iexplore.htm
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2340
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2340 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:916

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

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

Image File Execution Options Injection

T1546.012

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\LSFPRN.EXE

Filesize
24KB

MD5
a9db6c03c9ddf1ca0308c40781c11f43

SHA1
68cf505a3e033a3b863fe52b16fea2cf6347aa16

SHA256
bf0b459c3c9d8a26636157fb8b9c693df0b75f7ded288ebafe8d6374853176fa

SHA512
86562dd907d42da3c422ab7230f298bab68fe35669e828782b97e66a2d23a07fc41906fdf4d780443c5f5803067f6dae4a21ed6081cb67234b022e47dcabb2bd

Download Submit
C:\Windows\SysWOW64\44upd.dll

Filesize
256B

MD5
7fc27f0eb3c1ab6ef579f4ef0ac12774

SHA1
d04c43eb42a01467e1bb8996de0160e959d50079

SHA256
a0aca3e8c478cbe4fd866047007bab97099b03512841c67fd139df62e47d6f02

SHA512
c7706b6ea625da5aa968f4be791127e1faea3a00f458052210158d685666241bc15175b55d14f569493026e7cdb8c36d0892e284e426125e45c9b77abed89379

Download Submit
C:\Windows\iexplore.htm

Filesize
1KB

MD5
1d47e608ba041a2325a1eab479180bf4

SHA1
7316d2d1a0fc1ccd6d1d4530db63ca55167c16c0

SHA256
843ad1039e884b2dc398b7db77ea920e7853b8490bf2960dbf14882729435899

SHA512
3fae7d2409d8a2cad5f0370ac93a373d874d5a83d9692fb10012e4d587f9e77c1c25cfc55a2b18d39308ca734b385abe48f28411aa197126b8ed4b6264b35e15

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads