c3361a1e2b6514648a7e04f7fb9d1517dddcfd9b3f9f084f3b878af5ce736544

Analysis

max time kernel
125s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
24-06-2024 08:58

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General

Target

07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe
Size

119KB
MD5

07934d9ea2efd2842933a1a30b96246b
SHA1

95a9f52b75424f9af7e10446e550cad742ee3b62
SHA256

c3361a1e2b6514648a7e04f7fb9d1517dddcfd9b3f9f084f3b878af5ce736544
SHA512

ec2e8300c627b1a1bd6b8a5c64e349bd69847592baade4750b81e0ed96a08395e7c60739f3a6fc321426e172fc1f943caa99ef8ae58a546db2bb04aab9baae89
SSDEEP

3072:HblRvw5H9BtpvlqMtFALyaG9SByVfDy4kQJBrvUTa:Hbla5Hf3LF/uyVfDypKVvm

Score

7^/10

persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 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-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation	cmd.exe

Loads dropped DLL 1 IoCs

pid	Process
2736	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSSMSGS = "rundll32.exe wingik32.rom,OxnfchBMpV"	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\wingik32.rom	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\wingik32.rom	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2548	2736	WerFault.exe	87

Modifies Internet Explorer settings 1 TTPs 29 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31114772"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3216369098"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3216369098"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3217930939"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "425984481"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31114772"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{EB55E20E-3207-11EF-B8C0-CEC6030110C3} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31114772"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\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-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3684	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3684	iexplore.exe
3684	iexplore.exe
3320	IEXPLORE.EXE
3320	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 3856	2736	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe	88
PID 2736 wrote to memory of 3856	2736	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe	88
PID 2736 wrote to memory of 3856	2736	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe	88
PID 3856 wrote to memory of 3684	3856	cmd.exe	90
PID 3856 wrote to memory of 3684	3856	cmd.exe	90
PID 3684 wrote to memory of 3320	3684	iexplore.exe	92
PID 3684 wrote to memory of 3320	3684	iexplore.exe	92
PID 3684 wrote to memory of 3320	3684	iexplore.exe	92
PID 2736 wrote to memory of 3684	2736	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe	90
PID 2736 wrote to memory of 3684	2736	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe	90
PID 2736 wrote to memory of 4440	2736	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe	98
PID 2736 wrote to memory of 4440	2736	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe	98
PID 2736 wrote to memory of 4440	2736	07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe	98

C:\Users\Admin\AppData\Local\Temp\07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\07934d9ea2efd2842933a1a30b96246b_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\cmd.exe
  cmd /c start iexplore -embedding
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:3856
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe" -embedding
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3684
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3684 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:3320
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\vbLF52D.bat"
  2⤵
  PID:4440
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2736 -s 564
  2⤵
  - Program crash
  PID:2548

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4324,i,13879737908471496610,15335851594401413307,262144 --variations-seed-version --mojo-platform-channel-handle=1416 /prefetch:8
1⤵
PID:3776

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2736 -ip 2736
1⤵
PID:740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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

Filesize
471B

MD5
06f5f3f6abfa0faa19dac83b5346ccb5

SHA1
28c8b2b412b44c21726132ce9f51aa9e2207f328

SHA256
1f08ea567a623c9f9015efd9b209b823cd5bce6d474256440ffceb4f5ccffd8e

SHA512
dd94f4ddc9e6cd90f1f4ae6c9175d16a6687329b2d1b928d24510229001a5539966b5ac1685d527606084a2cadc1ea856d14209c2e61b7434a699a293ebba448

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

Filesize
404B

MD5
39bad79d4857c3c5ae8e1d61bd406925

SHA1
27a808f799436d5fae75498626d9776a56252ac5

SHA256
9aaad751e4f8fc6f65f10b1d244b8d69cd230f45e674369733e71b968a2b2b04

SHA512
0a29d818b381d349aa5ff90c436a82aba92aac5ccc5d56b1d62df0fa4625a686ee9830808b046a8a41760b86094487e7009b561c15bfffd91d9fb28766130476

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\YOJF4VYG\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbLF52D.bat

Filesize
188B

MD5
7dabf52b5edab81bfd25640b21c0ab8f

SHA1
05a970d3799ed9499b4cdc02a055520a6840af98

SHA256
e4e66f2f61587b16aa00e6f554ab7491d9054ab2b6305acd6dcc8b8349fde028

SHA512
0eb53999f170e9e64020b452f04ce40dc7840fc1a2c565a480aee27619b010557261cfe20444729a2937beac92a5918f445d2482c5677a741e45dbe0dd53da3b

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbLF52D.tmp

Filesize
79KB

MD5
d0a08d4325d05c72208c1d7ce53db851

SHA1
33278169af12f32efffb3c3ee8ab9ea7bb1f170e

SHA256
8fd42421274b54b02961a2ff43795e5db9b65d61cac70e2d4f4a14f9185e24c1

SHA512
21aa2f75161a95626e442b8696b198bae3388ec773d26a176a979803e1f9589b2fcf70c7bcf09fc74cca0306203b887074d09b3f468a845af0012bd95fd21b5f

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads