dadeac3eb3677bedb376f788ae5ed262bbaf92e9a2aa592a46e828ad1a8ad04e

Analysis

max time kernel
140s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
24/06/2024, 00:18

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General

Target

054c8f7588e431f4bbc04f8e2499a622_JaffaCakes118.exe
Size

72KB
MD5

054c8f7588e431f4bbc04f8e2499a622
SHA1

932c843c6ce050f22b01249242029cedd335b6ae
SHA256

dadeac3eb3677bedb376f788ae5ed262bbaf92e9a2aa592a46e828ad1a8ad04e
SHA512

3111c3f47c704412ee6a8b8429cb56e6b1ea773aced3833d81adc6ee24a86b651afd72ed8a2383a6baab01bbbeb585ab575a613b4328abc97965600c74d565b3
SSDEEP

1536:0yZMSZFvknTePMZd4k4kJJfYRN6QcIAiryaEPYlcUTk:DZMJnTeM4cJJfq1ryaEO/k

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
708	Au_.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

NSIS installer 2 IoCs

installer

resource	yara_rule
behavioral2/files/0x00070000000234a2-4.dat	nsis_installer_1
behavioral2/files/0x00070000000234a2-4.dat	nsis_installer_2

Modifies Internet Explorer settings 1 TTPs 37 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "425953273"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{41DC5C73-31BF-11EF-B1BA-424A43B6706F} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "377273836"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0408517ccc5da01	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31114700"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\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-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c0597917ccc5da01	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d651e1763920bb4d949d709c9307976a0000000002000000000010660000000100002000000047e05262c0489c7e57b2e426ad44dbf4729ad0b7ea7e50dd459e8e1fbd79b65b000000000e8000000002000020000000882634e6ff29dadb74af0f21bbbbef3bb1077644d44abf553a208eefff09143f2000000060d7d96f499ef9470220609de3978ba9f61fb602810abda2b84eed133a360ec7400000007127a4af95217ec5267a3af19fb6e8f84722b66cc993f50392008d1c358879eedb417b7363b23c7699a39e37c4aa1bc80660622b82b5e7dfba7c4594c8e5de48	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31114700"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "373835999"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d651e1763920bb4d949d709c9307976a0000000002000000000010660000000100002000000033cc9e5762f1bea7790260f238421793cfa3e5522815152c0f9790262b40a976000000000e8000000002000020000000e7f26a349c4953b248a6663574db3d0a155079dde25389a784490270a6f51e7c200000001e399d765a268ebf1f14ebb3eb2908e72fba3601e1717836c9b62bacd0280c8040000000e107eb322e95c6175045b8c249a49b35331edf436cf60ad62046832fb6b6343fa33966da8ed5670b7474dd0a1e1b2d0ceb21a9f4b2c56779bf8f08afe893f8e4	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "373835999"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31114700"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3169499791-3545231813-3156325206-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
940	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
940	IEXPLORE.EXE
940	IEXPLORE.EXE
4396	IEXPLORE.EXE
4396	IEXPLORE.EXE
4396	IEXPLORE.EXE
4396	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4992 wrote to memory of 708	4992	054c8f7588e431f4bbc04f8e2499a622_JaffaCakes118.exe	87
PID 4992 wrote to memory of 708	4992	054c8f7588e431f4bbc04f8e2499a622_JaffaCakes118.exe	87
PID 4992 wrote to memory of 708	4992	054c8f7588e431f4bbc04f8e2499a622_JaffaCakes118.exe	87
PID 708 wrote to memory of 964	708	Au_.exe	93
PID 708 wrote to memory of 964	708	Au_.exe	93
PID 708 wrote to memory of 964	708	Au_.exe	93
PID 964 wrote to memory of 940	964	iexplore.exe	94
PID 964 wrote to memory of 940	964	iexplore.exe	94
PID 940 wrote to memory of 4396	940	IEXPLORE.EXE	95
PID 940 wrote to memory of 4396	940	IEXPLORE.EXE	95
PID 940 wrote to memory of 4396	940	IEXPLORE.EXE	95

C:\Users\Admin\AppData\Local\Temp\054c8f7588e431f4bbc04f8e2499a622_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\054c8f7588e431f4bbc04f8e2499a622_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4992
- C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
  "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:708
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe" http://bbs.yxdown.com
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:964
  - - C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE" http://bbs.yxdown.com
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:940
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:940 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:4396

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\Local\Microsoft\Windows\INetCache\IE\V54QW64X\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe

Filesize
72KB

MD5
054c8f7588e431f4bbc04f8e2499a622

SHA1
932c843c6ce050f22b01249242029cedd335b6ae

SHA256
dadeac3eb3677bedb376f788ae5ed262bbaf92e9a2aa592a46e828ad1a8ad04e

SHA512
3111c3f47c704412ee6a8b8429cb56e6b1ea773aced3833d81adc6ee24a86b651afd72ed8a2383a6baab01bbbeb585ab575a613b4328abc97965600c74d565b3

Download Submit