ca972971e81e95cd355927fcdeb572907178d7440bbc5f87156fb63514b4c1a3

Analysis

max time kernel
150s
max time network
145s
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, 14:55

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General

Target

ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe
Size

43KB
MD5

ab7731887fe435f9ac85c1abadc2b025
SHA1

2cd55c7bce5316b99c684d84d79dd29014d9e5d7
SHA256

ca972971e81e95cd355927fcdeb572907178d7440bbc5f87156fb63514b4c1a3
SHA512

8721e32941d9c4ae2711d06f36367092fa5dfcf908e993cf9cd65b61bab9a9c672eae819f682d874ca103aaa24e5ef43b091a70d7aa1c4ec7f7a0dc2876b691c
SSDEEP

768:OpO0vDLbHiiHMnPP2TB5qqIot3zcxn4LfNlRALRRXmXHW:0nbVMP+TB8qh3zOnMfNQvXmXHW

Score

7^/10

bootkit discovery persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1008	svchosts.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2392-0-0x0000000000400000-0x000000000041E000-memory.dmp	upx
behavioral2/files/0x00090000000234e6-6.dat	upx
behavioral2/memory/2392-88-0x0000000000400000-0x000000000041E000-memory.dmp	upx
behavioral2/memory/1008-92-0x0000000000400000-0x000000000041E000-memory.dmp	upx

Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

Bootkits write to the MBR to gain persistence at a level below the operating system.

bootkit persistence

Bootkit

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\windows\svchosts.exe	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe
File created	C:\windows\svchosts.exe	ab7731887fe435f9ac85c1abadc2b025_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	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchosts.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 37 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126087"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3736773666"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 506927e047f2da01	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 306e2ee047f2da01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "430844289"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\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-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126087"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000003f945ed72d44d3489ac9a36be9e2e8b1000000000200000000001066000000010000200000007d52f5c68cde023ed8bbda92e53ccdaaf3c64c86cdb49ccc1ee875ff8146b416000000000e80000000020000200000006bf6edb49f1acb49035933921d2a375c2faf7613852d31f01e95abe1e8b8548f20000000cac86cedb302ebf53cd72ab0b9a79fd6aa373e5f94e517819b36d8116501050240000000294960a29ece5d52493303d12ee8ac6827dc38c29cd9f3570dd69005e254078d833ef22fc5e80fb6c1f2dca4f616680b5e85354d4c7ac3741c82d879fca3969a	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000003f945ed72d44d3489ac9a36be9e2e8b100000000020000000000106600000001000020000000d752a22b0f8b67a0c754ada5047671414b9526f3c99faa62cf7f5f35540fba0a000000000e80000000020000200000004e3a186e3968e7a74df010e5310b1839e901ad6f0d9057fc1ab913afbbbe539920000000e9ee18bd5f8b36caba0a46a5a2e4b5ec760f0fcd3ec42fe7212f9c04c4139f28400000000e89f5315e4e116beaad7dc2b0ddf6d27929c4c3d94197d319f51f3b5aa732667fcb929444e1a9f0a1cf574fd6d64e50504ff80f511f5169c39a5381d6b63e2f	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{0A642C51-5E3B-11EF-9A03-DA2E3A28CA1B} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31126087"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3736773666"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3748805084"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2392	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe
2392	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
384	iexplore.exe
1008	svchosts.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2392	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe
1008	svchosts.exe
384	iexplore.exe
384	iexplore.exe
388	IEXPLORE.EXE
388	IEXPLORE.EXE
388	IEXPLORE.EXE
388	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 1008	2392	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe	87
PID 2392 wrote to memory of 1008	2392	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe	87
PID 2392 wrote to memory of 1008	2392	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe	87
PID 2392 wrote to memory of 384	2392	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe	88
PID 2392 wrote to memory of 384	2392	ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe	88
PID 384 wrote to memory of 388	384	iexplore.exe	89
PID 384 wrote to memory of 388	384	iexplore.exe	89
PID 384 wrote to memory of 388	384	iexplore.exe	89

C:\Users\Admin\AppData\Local\Temp\ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ab7731887fe435f9ac85c1abadc2b025_JaffaCakes118.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2392
- C:\windows\svchosts.exe
  C:\windows\svchosts.exe auto
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  PID:1008
- C:\progra~1\Intern~1\iexplore.exe
  C:\\progra~1\\Intern~1\\iexplore.exe http://jianqiangzhe1.com/AddSetup.asp?id=137&localID=232138804165&isqq=3
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:384
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:384 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Pre-OS Boot

T1542

Bootkit

T1542.003

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:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\BOIFDBOU\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Windows\svchosts.exe

Filesize
43KB

MD5
ab7731887fe435f9ac85c1abadc2b025

SHA1
2cd55c7bce5316b99c684d84d79dd29014d9e5d7

SHA256
ca972971e81e95cd355927fcdeb572907178d7440bbc5f87156fb63514b4c1a3

SHA512
8721e32941d9c4ae2711d06f36367092fa5dfcf908e993cf9cd65b61bab9a9c672eae819f682d874ca103aaa24e5ef43b091a70d7aa1c4ec7f7a0dc2876b691c

Download Submit
memory/384-34-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-13-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-15-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-18-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-20-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-24-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-27-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-28-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-26-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-22-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-21-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-19-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-17-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-41-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-14-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-40-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-31-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-30-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-32-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-35-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-10-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-39-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-11-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-38-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-16-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-42-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-43-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-44-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-48-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-49-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-50-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-51-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-52-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-57-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-63-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-66-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-69-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-65-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-64-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-67-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-70-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/384-74-0x00007FFA52660000-0x00007FFA526CE000-memory.dmp

Filesize
440KB

Download
memory/1008-92-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2392-88-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2392-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download