8474fe41166c39378ddac930ff2a1a218848f60a892ea69a784303ad2c0ee16a

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28/09/2024, 20:46

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General

Target

fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe
Size

168KB
MD5

fd1d0dfe712ab423428e83510c20afc6
SHA1

711006952e47cdbda316ecd2ca1f7cf789a50488
SHA256

8474fe41166c39378ddac930ff2a1a218848f60a892ea69a784303ad2c0ee16a
SHA512

0c14227962cae2fe19fd02bb3e1d03a1caaf90386d2513f0f6f99bf607cd4b8f7ffcac59dc31fa0681047e6d131758aa2223402f6ea588a9164af91bd762ea85
SSDEEP

3072:8woIzHZuCZm9f3UgY2057qE1QIG5FpOFju05o7znMXENYYscnY:8whZu19/UgnQqe8vpOFju05oPIgHY

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4416	Vznmnh.exe
1976	Vznmnh.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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Vznmnh = "C:\\Users\\Admin\\AppData\\Roaming\\Vznmnh.exe"	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1784 set thread context of 3676	1784	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	82
PID 4416 set thread context of 1976	4416	Vznmnh.exe	84

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Vznmnh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Vznmnh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	iexplore.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2826653052"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2828528401"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\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-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "434321403"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31134183"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31134183"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31134183"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D418E94A-7DDA-11EF-AC6B-76E8F1516C8A} = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2826653052"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3676	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe
3676	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1976	Vznmnh.exe
Token: SeDebugPrivilege	2268	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3436	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3436	IEXPLORE.EXE
3436	IEXPLORE.EXE
2268	IEXPLORE.EXE
2268	IEXPLORE.EXE
2268	IEXPLORE.EXE
2268	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1784 wrote to memory of 3676	1784	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	82
PID 1784 wrote to memory of 3676	1784	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	82
PID 1784 wrote to memory of 3676	1784	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	82
PID 1784 wrote to memory of 3676	1784	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	82
PID 1784 wrote to memory of 3676	1784	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	82
PID 1784 wrote to memory of 3676	1784	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	82
PID 1784 wrote to memory of 3676	1784	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	82
PID 1784 wrote to memory of 3676	1784	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	82
PID 3676 wrote to memory of 4416	3676	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	83
PID 3676 wrote to memory of 4416	3676	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	83
PID 3676 wrote to memory of 4416	3676	fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe	83
PID 4416 wrote to memory of 1976	4416	Vznmnh.exe	84
PID 4416 wrote to memory of 1976	4416	Vznmnh.exe	84
PID 4416 wrote to memory of 1976	4416	Vznmnh.exe	84
PID 4416 wrote to memory of 1976	4416	Vznmnh.exe	84
PID 4416 wrote to memory of 1976	4416	Vznmnh.exe	84
PID 4416 wrote to memory of 1976	4416	Vznmnh.exe	84
PID 4416 wrote to memory of 1976	4416	Vznmnh.exe	84
PID 4416 wrote to memory of 1976	4416	Vznmnh.exe	84
PID 1976 wrote to memory of 3108	1976	Vznmnh.exe	85
PID 1976 wrote to memory of 3108	1976	Vznmnh.exe	85
PID 1976 wrote to memory of 3108	1976	Vznmnh.exe	85
PID 3108 wrote to memory of 3436	3108	iexplore.exe	86
PID 3108 wrote to memory of 3436	3108	iexplore.exe	86
PID 3436 wrote to memory of 2268	3436	IEXPLORE.EXE	87
PID 3436 wrote to memory of 2268	3436	IEXPLORE.EXE	87
PID 3436 wrote to memory of 2268	3436	IEXPLORE.EXE	87
PID 1976 wrote to memory of 2268	1976	Vznmnh.exe	87
PID 1976 wrote to memory of 2268	1976	Vznmnh.exe	87

C:\Users\Admin\AppData\Local\Temp\fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1784
- C:\Users\Admin\AppData\Local\Temp\fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fd1d0dfe712ab423428e83510c20afc6_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3676
- - C:\Users\Admin\AppData\Roaming\Vznmnh.exe
    "C:\Users\Admin\AppData\Roaming\Vznmnh.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4416
  - - C:\Users\Admin\AppData\Roaming\Vznmnh.exe
      C:\Users\Admin\AppData\Roaming\Vznmnh.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1976
    - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        5⤵
        System Location Discovery: System Language Discovery
        Suspicious use of WriteProcessMemory
        
        PID:3108
      - C:\Program Files\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:3436
        
        C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3436 CREDAT:17410 /prefetch:2
        7⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:2268

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

System Location Discovery

T1614

System Language Discovery

T1614.001

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
e81809e35464c6a8ccffb00fa7424f8a

SHA1
aca926d8ab54a834b33db7c5fb4355287d2cd2a7

SHA256
01c74bfb667bcffad25fd994026261a336a8e8dcf85ad629a75c87e838fcf744

SHA512
d807413cf4356a8861ae6bbfe5fd2792bdb5b81ec9fe64f6d567e505d001c847d8eeb4bc730599a5428afcf561d35ddf022d1d3079036d65a0e382d4737d5c28

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

Filesize
404B

MD5
513132e938d17e09fa9c221525793f17

SHA1
5005a7838c890c6fb31e46fb496c046ec45d7543

SHA256
56412c4a43028498f9af3651503e6c4de5938dff4c995833701e963cf3d31b36

SHA512
25ee702a0b090dd5776488f503e4a2701678aadda49b4234e209f8b9b95d5d641bb300b7f5d9f5ac928bfeaae2f585807f4cd6e7f8db859db4e4bdd924569807

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

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Roaming\Vznmnh.exe

Filesize
168KB

MD5
fd1d0dfe712ab423428e83510c20afc6

SHA1
711006952e47cdbda316ecd2ca1f7cf789a50488

SHA256
8474fe41166c39378ddac930ff2a1a218848f60a892ea69a784303ad2c0ee16a

SHA512
0c14227962cae2fe19fd02bb3e1d03a1caaf90386d2513f0f6f99bf607cd4b8f7ffcac59dc31fa0681047e6d131758aa2223402f6ea588a9164af91bd762ea85

Download Submit
memory/1784-3-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1784-0-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/1976-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1976-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1976-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3676-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3676-14-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3676-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3676-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4416-18-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download