436b09ce2b5e8bf3fe87cd7de77bc09e5fe9e879ed6da731b4ed5e562830e08a

Analysis

max time kernel
150s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
02/06/2024, 05:02

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General

Target

8cf68f99f469a9c7e30c72cd152e4db6_JaffaCakes118.exe
Size

15.5MB
MD5

8cf68f99f469a9c7e30c72cd152e4db6
SHA1

c9df95befcd049afa85851837935ef5428e0441b
SHA256

436b09ce2b5e8bf3fe87cd7de77bc09e5fe9e879ed6da731b4ed5e562830e08a
SHA512

4c9b9dc241741d41bb1c6f3434cfc30f62b032a0baacba23c1d228ec2ed457d2f50a67bcb614750ed2712c71aa5508aa45b1bd2b77ba641d93fa2c9e058208f9
SSDEEP

393216:h4iGtqVGNFFvLNVT0F3P46Evn48xmAPfw8lR5S+CYNEPSU1OKle:h4iGtqVGN7HAxmAvawIR5ScNEaU1Ob

Score

6^/10

evasion trojan

Malware Config

Signatures

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	8cf68f99f469a9c7e30c72cd152e4db6_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31110314"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "947407947"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "948657977"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\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 (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31110314"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31110314"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "424069557"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6402D3C6-209D-11EF-B865-6AE20D922C8F} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31110314"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "947407947"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "948657977"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
428	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4660	8cf68f99f469a9c7e30c72cd152e4db6_JaffaCakes118.exe
4660	8cf68f99f469a9c7e30c72cd152e4db6_JaffaCakes118.exe
428	iexplore.exe
428	iexplore.exe
2600	IEXPLORE.EXE
2600	IEXPLORE.EXE
2600	IEXPLORE.EXE
2600	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 428 wrote to memory of 2600	428	iexplore.exe	86
PID 428 wrote to memory of 2600	428	iexplore.exe	86
PID 428 wrote to memory of 2600	428	iexplore.exe	86

C:\Users\Admin\AppData\Local\Temp\8cf68f99f469a9c7e30c72cd152e4db6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\8cf68f99f469a9c7e30c72cd152e4db6_JaffaCakes118.exe"
1⤵
- Checks whether UAC is enabled
- Suspicious use of SetWindowsHookEx
PID:4660

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{D5E8041D-920F-45e9-B8FB-B1DEB82C6E5E} -Embedding
1⤵
PID:3404

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -startmediumtab -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:428
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:428 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2600

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
471B

MD5
54929d49151f3d1deb92d4882fd7f29b

SHA1
74fb1bea4c7ba9b9c69aacab601ad211cc80e12d

SHA256
39e5885ca8868a5612268f987e7007fb20526221c11af4e62426bbab4fdc2141

SHA512
3900823e9765f7cde1d6148c9d9de8079805d30f421728cf675e1c1264440be1a037394edc9c1e0a4497d2658d7897784a96062b6eb1b829ee1245fadb83087d

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

Filesize
404B

MD5
706268ae0687d44fcd61c969da84909f

SHA1
8e57766ae9b753e86022492cbdbcf2ba416aed07

SHA256
0b985ed1bfa0d5a0fd6fa8a9a962b49fb9c4b5ca158cd15c378beb273f871e2a

SHA512
c4a00131b8d1a35a1f927a93060213c61c1ce90d5fe64c1c90aef74d4e4fb4c5fec7df222d9f21df50cd7a517d2d41e3c1f595b26260b11bb9e4b02e4309b135

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verB100.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9HVBWIRO\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/4660-0-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download