e7a846c73f9db4d5569b30148b80464e671f7c2476ea0ff1ecef523efaeb7a75

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 15:24

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

f615b6014fb251ccd489f7e6105dacb1_JaffaCakes118.exe
Size

30KB
MD5

f615b6014fb251ccd489f7e6105dacb1
SHA1

3af8d5244a15a2404bccc185d70f66b7fa52b887
SHA256

e7a846c73f9db4d5569b30148b80464e671f7c2476ea0ff1ecef523efaeb7a75
SHA512

774591b48672ae64a253e81d31211eedb3358b1bf1c431a4ab10027c4067632433c3aa56528788fe422301a3bbc111110849f750a6a17133fbadae7a4c696249
SSDEEP

768:/JYxvQCzbZLlxEEr2bc765DmODZZPZB52jN:/JKbZpeE25DmQm

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/2976-0-0x0000000000400000-0x000000000040A000-memory.dmp	upx
behavioral2/memory/2976-8-0x0000000000400000-0x000000000040A000-memory.dmp	upx

Modifies Internet Explorer settings 1 TTPs 37 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2039425627"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "420132470"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31101147"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31101147"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31101147"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007ec8c882d3928f4590e7632d430ff3f900000000020000000000106600000001000020000000b83be70e41d1bc254d11f0f84fa54636632de467a29a0d6fc79e364d421f6764000000000e800000000200002000000035013c2666b2d1a4b788be2b4b9030f1eb35e74f041139453f9432051fdc845c200000008cf16171618ad28627086c77f594c863b507b9ad0e47d666cb81fee86a53fce3400000007c0fb4c709cba3539bbed12d9e64e18bf3a0e494352f1e7655b8d10beb8a6ce5248aba797b53aed3f7369a1963e7a5a8f7efd296635622c552e845760212a36d	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{A4EEC96E-FCCE-11EE-95FD-5EFEAEFCD988} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2035362837"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2035362837"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 20785e7adb90da01	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007ec8c882d3928f4590e7632d430ff3f9000000000200000000001066000000010000200000005fab48b2d95ab35e79ee9ef3955cf0320611cfc3a036229f97b43627e21b841d000000000e8000000002000020000000a920d71e4bab02e07e5d357dbbac167d61fd32c9255310f9304e644b9f4fb37b20000000406e39b1718f1c7a7bc8fdd805e7cbc8fb4d99508130aca0fea5a7b57210bc514000000016b4ee904f1ff16696701a448f10717eb8bd9dc169ed63764a478b25270a0c967c91477294dde11e17b5699bc263cc4f2aef4240750a7171080eeaa8631c5cf3	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\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-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2288054676-1871194608-3559553667-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 4091527adb90da01	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3456	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2976	f615b6014fb251ccd489f7e6105dacb1_JaffaCakes118.exe
3456	iexplore.exe
3456	iexplore.exe
2332	IEXPLORE.EXE
2332	IEXPLORE.EXE
2332	IEXPLORE.EXE
2332	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 3456	2976	f615b6014fb251ccd489f7e6105dacb1_JaffaCakes118.exe	92
PID 2976 wrote to memory of 3456	2976	f615b6014fb251ccd489f7e6105dacb1_JaffaCakes118.exe	92
PID 3456 wrote to memory of 2332	3456	iexplore.exe	93
PID 3456 wrote to memory of 2332	3456	iexplore.exe	93
PID 3456 wrote to memory of 2332	3456	iexplore.exe	93

C:\Users\Admin\AppData\Local\Temp\f615b6014fb251ccd489f7e6105dacb1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f615b6014fb251ccd489f7e6105dacb1_JaffaCakes118.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2976
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://dl.kanlink.cn:1287/CPAdown/vplay.php
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3456
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3456 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2332

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\ZYT37G6S\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/2976-0-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/2976-8-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download