6e63aeccb62698f077eb027b07430e15b892c3eba3980e0532d33a4fb0c753b1

Analysis

max time kernel
147s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
03/07/2024, 07:26

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General

Target

2187159362cd334b702f1f175143bec5_JaffaCakes118.exe
Size

76KB
MD5

2187159362cd334b702f1f175143bec5
SHA1

c8de19c0c9306bedb7b4a2c3800884269b0e6f86
SHA256

6e63aeccb62698f077eb027b07430e15b892c3eba3980e0532d33a4fb0c753b1
SHA512

22c357daa7ba17f5890345a29685cd65aee6daea59d83e1f59071f28cc8630cd34b962b80a743539da63fcb52e532c85cb9078eb4b6d16818e78520e30a81fc5
SSDEEP

1536:fHxlumK+oPpCnlB5XjZ5YHINO/AQh69UyibUqSU:vumjoRCnjnGHPq91qL

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3972	Wlfhfd.exe
4932	Wlfhfd.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-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wlfhfd = "C:\\Users\\Admin\\AppData\\Roaming\\Wlfhfd.exe"	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 916 set thread context of 1380	916	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	80
PID 3972 set thread context of 4932	3972	Wlfhfd.exe	83

Modifies Internet Explorer settings 1 TTPs 15 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{9DA0E3B3-390D-11EF-BCA5-F6D93F980912} = "0"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "426153490"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1380	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe
1380	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4932	Wlfhfd.exe
Token: SeDebugPrivilege	2308	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2880	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2880	IEXPLORE.EXE
2880	IEXPLORE.EXE
2308	IEXPLORE.EXE
2308	IEXPLORE.EXE
2308	IEXPLORE.EXE
2308	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 916 wrote to memory of 1380	916	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	80
PID 916 wrote to memory of 1380	916	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	80
PID 916 wrote to memory of 1380	916	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	80
PID 916 wrote to memory of 1380	916	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	80
PID 916 wrote to memory of 1380	916	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	80
PID 916 wrote to memory of 1380	916	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	80
PID 916 wrote to memory of 1380	916	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	80
PID 916 wrote to memory of 1380	916	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	80
PID 916 wrote to memory of 1380	916	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	80
PID 1380 wrote to memory of 3972	1380	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	82
PID 1380 wrote to memory of 3972	1380	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	82
PID 1380 wrote to memory of 3972	1380	2187159362cd334b702f1f175143bec5_JaffaCakes118.exe	82
PID 3972 wrote to memory of 4932	3972	Wlfhfd.exe	83
PID 3972 wrote to memory of 4932	3972	Wlfhfd.exe	83
PID 3972 wrote to memory of 4932	3972	Wlfhfd.exe	83
PID 3972 wrote to memory of 4932	3972	Wlfhfd.exe	83
PID 3972 wrote to memory of 4932	3972	Wlfhfd.exe	83
PID 3972 wrote to memory of 4932	3972	Wlfhfd.exe	83
PID 3972 wrote to memory of 4932	3972	Wlfhfd.exe	83
PID 3972 wrote to memory of 4932	3972	Wlfhfd.exe	83
PID 3972 wrote to memory of 4932	3972	Wlfhfd.exe	83
PID 4932 wrote to memory of 2812	4932	Wlfhfd.exe	84
PID 4932 wrote to memory of 2812	4932	Wlfhfd.exe	84
PID 4932 wrote to memory of 2812	4932	Wlfhfd.exe	84
PID 2812 wrote to memory of 2880	2812	iexplore.exe	85
PID 2812 wrote to memory of 2880	2812	iexplore.exe	85
PID 2880 wrote to memory of 2308	2880	IEXPLORE.EXE	86
PID 2880 wrote to memory of 2308	2880	IEXPLORE.EXE	86
PID 2880 wrote to memory of 2308	2880	IEXPLORE.EXE	86
PID 4932 wrote to memory of 2308	4932	Wlfhfd.exe	86
PID 4932 wrote to memory of 2308	4932	Wlfhfd.exe	86

C:\Users\Admin\AppData\Local\Temp\2187159362cd334b702f1f175143bec5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2187159362cd334b702f1f175143bec5_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:916
- C:\Users\Admin\AppData\Local\Temp\2187159362cd334b702f1f175143bec5_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\2187159362cd334b702f1f175143bec5_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1380
- - C:\Users\Admin\AppData\Roaming\Wlfhfd.exe
    "C:\Users\Admin\AppData\Roaming\Wlfhfd.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:3972
  - - C:\Users\Admin\AppData\Roaming\Wlfhfd.exe
      "C:\Users\Admin\AppData\Roaming\Wlfhfd.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:4932
    - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2812
      - 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:2880
        
        C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2880 CREDAT:17410 /prefetch:2
        7⤵
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:2308

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Wlfhfd.exe

Filesize
76KB

MD5
2187159362cd334b702f1f175143bec5

SHA1
c8de19c0c9306bedb7b4a2c3800884269b0e6f86

SHA256
6e63aeccb62698f077eb027b07430e15b892c3eba3980e0532d33a4fb0c753b1

SHA512
22c357daa7ba17f5890345a29685cd65aee6daea59d83e1f59071f28cc8630cd34b962b80a743539da63fcb52e532c85cb9078eb4b6d16818e78520e30a81fc5

Download Submit
memory/916-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/916-2-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1380-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1380-4-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1380-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1380-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3972-17-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4932-19-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4932-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download