3d9f59b08a6af5df84c7bb8065e2f69f8f4370d60965fb207e58b96380f3b5bd

Analysis

max time kernel
149s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 18:57

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General

Target

0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe
Size

32KB
MD5

0f2a6040138eb52c32ea1c7a17454862
SHA1

debb1a7c0438271df202bc06555afbab532147b6
SHA256

3d9f59b08a6af5df84c7bb8065e2f69f8f4370d60965fb207e58b96380f3b5bd
SHA512

521523317ea028d0c1b95fb6020ac26f01ce8a177553975333864c6912340cbb4af4814a0638054a0882412958b18245e594e5ca35e7b23855d3314727847c0b
SSDEEP

384:no+ihgqylX1WJQjglgOuyLz/DgjvtNUxMvim23JZn:o+ihgpW+87nspmYzUZn

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation	0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation	WScript.exe

Executes dropped EXE 2 IoCs

pid	Process
3964	uy.exe
4372	smss.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0008000000022fd0-9.dat	upx
behavioral2/memory/3964-16-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/files/0x0007000000023416-24.dat	upx
behavioral2/memory/3964-26-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral2/memory/4372-27-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\smss.exe	uy.exe
File opened for modification	C:\Program Files\smss.exe	uy.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31115057"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0e458ad31c7da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000be8d09d2f4d11c4d818ffc378a08810100000000020000000000106600000001000020000000a98c02524e559d5bc79f9c3a7077901b5308801b1fa81989b898dc4b7b7f208e000000000e800000000200002000000079cad5ad403b9c7e793aef73cb0cc24dd38d80253c0d28348e01aeb03958eacd2000000013c28a2c8e37c419737934c959fd22a738c6d6cf755a74d29fc5c7b03c22c62940000000f4c693cbb0477d6d2373da67e711a111898eb18cde379dddd53c49b687c2e80b8601e2ef54546f90055fc8107dff1454ba5abbc4a486a18fdf4447516082b383	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f0b851ad31c7da01	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31115057"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2761883446"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31115057"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2761258326"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31115057"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D022608A-3324-11EF-8383-5AE3054E25D0} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "426106842"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000be8d09d2f4d11c4d818ffc378a0881010000000002000000000010660000000100002000000051bf19be81c9f535ef21d087231bd623b539c606ffd57cb0c68f99d1a72621dd000000000e8000000002000020000000083420c4c3355bca1cbdb2871b02d7a3281f8502c2f7e99279bf84717013595a2000000049b5963f5c97da3e764d280f1f7fbb1f9efe5915907f36922de4f4f510d467a74000000043f437ec24f9ec5d8913ac64f093159f5c9bdb560bb352ec1ac5597eb742104ebd962e2e445f03496d2f2bf1e664df94c5c17e3bd75c4bb1e7f2f872e53d81f4	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2761883446"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\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-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2761258326"	iexplore.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000_Classes\Local Settings	0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3964	uy.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3264	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4740	0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe
3264	iexplore.exe
3264	iexplore.exe
2404	IEXPLORE.EXE
2404	IEXPLORE.EXE
2404	IEXPLORE.EXE
2404	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4740 wrote to memory of 3964	4740	0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe	83
PID 4740 wrote to memory of 3964	4740	0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe	83
PID 4740 wrote to memory of 3964	4740	0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe	83
PID 4740 wrote to memory of 3432	4740	0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe	84
PID 4740 wrote to memory of 3432	4740	0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe	84
PID 4740 wrote to memory of 3432	4740	0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe	84
PID 3432 wrote to memory of 3264	3432	WScript.exe	85
PID 3432 wrote to memory of 3264	3432	WScript.exe	85
PID 3264 wrote to memory of 2404	3264	iexplore.exe	86
PID 3264 wrote to memory of 2404	3264	iexplore.exe	86
PID 3264 wrote to memory of 2404	3264	iexplore.exe	86
PID 3964 wrote to memory of 4372	3964	uy.exe	90
PID 3964 wrote to memory of 4372	3964	uy.exe	90
PID 3964 wrote to memory of 4372	3964	uy.exe	90
PID 3964 wrote to memory of 5064	3964	uy.exe	91
PID 3964 wrote to memory of 5064	3964	uy.exe	91
PID 3964 wrote to memory of 5064	3964	uy.exe	91

C:\Users\Admin\AppData\Local\Temp\0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0f2a6040138eb52c32ea1c7a17454862_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4740
- C:\uy.exe
  "C:\uy.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3964
- - C:\Program Files\smss.exe
    "C:\Program Files\smss.exe"
    3⤵
    - Executes dropped EXE
    PID:4372
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del C:\uy.exe > nul
    3⤵
    PID:5064
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\1.vbs"
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3432
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" http://c8.uk3.in:5754/kx/xjjj.htm
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3264
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3264 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:2404

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\1.vbs

Filesize
81B

MD5
59e10676cbd207d7915de41d9f60cb40

SHA1
e55c4d85e6bcaa1f4bf4cf584da62756247cde4b

SHA256
1a7a6565d8d6ae42941c9220ce62ad49b610d0768adec8c533ec265aa1f54804

SHA512
467622a23f640e1180c29d8f589e2bcae16005435407a48ec6cb23211de6230be8429096f44bbcb8a492a84d3434d32ed334d04d8899915ef5b48f5f82626da8

Download Submit
C:\Program Files\smss.exe

Filesize
15.7MB

MD5
0b4627e947d465edfd3e686c4fc2d116

SHA1
75fee08a75667ce543b167b106b21b024ac43d14

SHA256
9af41a5836c04423914cbcacba202b09adf1c223cf5d9c61b390426df967cb10

SHA512
bb6820ee04e6bf31f17edf256c8d8ac9e6901abff0aa3db2fabeda79ad4e5f2daced982e69392bdc398cd8cf7bf32cfcb01a6bbab21384bf569feb8bcfc0984d

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

Filesize
471B

MD5
b9b9f42ce6d2b20bf169d05480d239d4

SHA1
32b094cc2ff79f07fcd68d585846b919bc350e4d

SHA256
4d16bb8c9a34d4de9d39bb5f0e87095617b5ad551112db17b38b6cb752fbdae4

SHA512
36b45c544439c6b1fab4c2fa58712475a65ad467e3da61086c4a953d6587d35f5c6ae7de740863295ae0d3534cbf67d0bed6843d95b6786b50431bfeebcf1010

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

Filesize
404B

MD5
1332d982752e52da0bc750c924c53714

SHA1
194afefb422afb91ac8dcd76d77da4a5789c5710

SHA256
7fbc275e4f3b4809fe9c9ceba02bc3913f6443cde7ed760c58c258dae6b56edc

SHA512
bb15194cfdb767d0be30ae5b16cdfcca15566fdb9a9e4bf57577b5af401b5d68079bb702d28e13be22ba219e71acceb0874645374d31237ada252bdc43b5ced9

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verB2B6.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\E9YVC3IR\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\uy.exe

Filesize
8KB

MD5
1218963b79998af07ee81223fdbbb62f

SHA1
c1fd5faf23073495137e5d2ffbd54f50fbcbccd6

SHA256
faae720cec9a0637b6cf702b2a99161c2a128856475dfacb3f02b5b80ddc01d1

SHA512
212106360434b39adc857891121cc8efc8951b2874147471b910c36d156fb4d9acac2af77606eb2688670d294bcf4b19677c3a431867fb370951cc893879d637

Download Submit
memory/3964-16-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3964-26-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/4372-27-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download