79c8ca59b86766adc2d9a10dd4129562d3b7bea2ccf9e9e31501ba67b0f35264

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
07-07-2024 22:52

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General

Target

2a0f8dd41758d9d2b4d378c38b5a33a8_JaffaCakes118.exe
Size

34KB
MD5

2a0f8dd41758d9d2b4d378c38b5a33a8
SHA1

5b5cb07db624b3354f6398b04197f46d43e93b15
SHA256

79c8ca59b86766adc2d9a10dd4129562d3b7bea2ccf9e9e31501ba67b0f35264
SHA512

1a9614507ec7ecd868992d087eca720ad1667bcb310f7091760da82710d7aa95535237c163ad40332d7d1658d76838b2e816b11838e051201d6e8695e9683e94
SSDEEP

768:jrLIJRD4FXFyuFLpe9b00tiP9I9zfAGvBxQ6Nta:EH6wuF1e9b00tRzfTpxFNc

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3304-0-0x0000000000400000-0x000000000041C000-memory.dmp	upx
behavioral2/memory/3304-12-0x0000000000400000-0x000000000041C000-memory.dmp	upx

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31117507"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3681291932"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3684573199"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 20d81edcc3d0da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31117507"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000062632f928728194692a4b61bc57d3e8f00000000020000000000106600000001000020000000c166332ace5961ecc188f9b2033d272dbbcf10113236ff47801857121f7bcc0c000000000e8000000002000020000000ab54312e08eb78155d6135282b29f7bcc909b7b7a30c06e53cd46ebaed0cbcfd200000001b65a5b42a8464a7970e98e818e85fbb671b023ddb86bd93f73706273d2a888c4000000011f4d4ef738cd3221513bf6fbf63eec1d7abd6bb58d3684f7e4100750856c474fb3b2d1f9793cea966e9d42be68de151ce9ad1ad20f343b8ccaafb9fed3cfeb0	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30ac17dcc3d0da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\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-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31117507"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000062632f928728194692a4b61bc57d3e8f0000000002000000000010660000000100002000000067c1d17c951bc6847341c73f484e7b6a951d81cd67a7cfd06e26c559ac28ea7c000000000e8000000002000020000000f751c0d65d809ee9304077872b3263f6fac1b622415a03c01f7c17f80387629720000000fc4897553f2fb8c5116e75b2782619d48e418ea1b7a5390646012a2285724415400000007330fc86f0ccab4ad503fd3e1b2a38dc1504e5c4431250adac9d23fad7e8ebea71c3b5d8394bddcbfe46ea55e675aa58807f243738fc5fa8de5f3cbfcdd6db6d	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{07076D83-3CB7-11EF-8BF0-DEFC1CF778E6} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "427159201"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3681291932"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2480455240-981575606-1030659066-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3304	2a0f8dd41758d9d2b4d378c38b5a33a8_JaffaCakes118.exe
3304	2a0f8dd41758d9d2b4d378c38b5a33a8_JaffaCakes118.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1368	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1368	iexplore.exe
1368	iexplore.exe
2724	IEXPLORE.EXE
2724	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1368 wrote to memory of 2724	1368	iexplore.exe	85
PID 1368 wrote to memory of 2724	1368	iexplore.exe	85
PID 1368 wrote to memory of 2724	1368	iexplore.exe	85

C:\Users\Admin\AppData\Local\Temp\2a0f8dd41758d9d2b4d378c38b5a33a8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2a0f8dd41758d9d2b4d378c38b5a33a8_JaffaCakes118.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
PID:3304

C:\Program Files (x86)\Internet Explorer\ielowutil.exe
"C:\Program Files (x86)\Internet Explorer\ielowutil.exe" -CLSID:{0002DF01-0000-0000-C000-000000000046} -Embedding
1⤵
PID:2356

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:1368
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1368 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2724

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/3304-0-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/3304-12-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download