e151ef6545148db6c092581ae0fdeaf50daa36726b8f7ebf855d523963a4f653

Analysis

max time kernel
147s
max time network
151s
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, 09:33

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General

Target

07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe
Size

142KB
MD5

07bafd8437a447bc5669bf9aed15026a
SHA1

fa960b524d447b0fe0c3069d38a146e3e04623f0
SHA256

e151ef6545148db6c092581ae0fdeaf50daa36726b8f7ebf855d523963a4f653
SHA512

999e132f486e0a20482de3d7e0952d97ac691de4a5c4d10614d0d99ef5bfe14a9a635f0973c1a5af431cd77e19f137cb785e46ea543039e71a6a47fcb917eda1
SSDEEP

3072:hHo9usD7QY9fvUgezlc1oIpV0Cck+9St4YYatPm9qduP:hHVsDh93UgYlcp0jYYWO9qdu

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3720	Qlfsfi.exe
1480	Qlfsfi.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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Qlfsfi = "C:\\Users\\Admin\\AppData\\Roaming\\Qlfsfi.exe"	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2484 set thread context of 3240	2484	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	81
PID 3720 set thread context of 1480	3720	Qlfsfi.exe	83

Modifies Internet Explorer settings 1 TTPs 15 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\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 (data)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "425383525"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E7516138-320C-11EF-9519-FA71C8F1560D} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3240	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe
3240	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1480	Qlfsfi.exe
Token: SeDebugPrivilege	2860	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2512	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2512	IEXPLORE.EXE
2512	IEXPLORE.EXE
2860	IEXPLORE.EXE
2860	IEXPLORE.EXE
2860	IEXPLORE.EXE
2860	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 3240	2484	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	81
PID 2484 wrote to memory of 3240	2484	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	81
PID 2484 wrote to memory of 3240	2484	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	81
PID 2484 wrote to memory of 3240	2484	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	81
PID 2484 wrote to memory of 3240	2484	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	81
PID 2484 wrote to memory of 3240	2484	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	81
PID 2484 wrote to memory of 3240	2484	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	81
PID 2484 wrote to memory of 3240	2484	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	81
PID 3240 wrote to memory of 3720	3240	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	82
PID 3240 wrote to memory of 3720	3240	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	82
PID 3240 wrote to memory of 3720	3240	07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe	82
PID 3720 wrote to memory of 1480	3720	Qlfsfi.exe	83
PID 3720 wrote to memory of 1480	3720	Qlfsfi.exe	83
PID 3720 wrote to memory of 1480	3720	Qlfsfi.exe	83
PID 3720 wrote to memory of 1480	3720	Qlfsfi.exe	83
PID 3720 wrote to memory of 1480	3720	Qlfsfi.exe	83
PID 3720 wrote to memory of 1480	3720	Qlfsfi.exe	83
PID 3720 wrote to memory of 1480	3720	Qlfsfi.exe	83
PID 3720 wrote to memory of 1480	3720	Qlfsfi.exe	83
PID 1480 wrote to memory of 1112	1480	Qlfsfi.exe	84
PID 1480 wrote to memory of 1112	1480	Qlfsfi.exe	84
PID 1480 wrote to memory of 1112	1480	Qlfsfi.exe	84
PID 1112 wrote to memory of 2512	1112	iexplore.exe	85
PID 1112 wrote to memory of 2512	1112	iexplore.exe	85
PID 2512 wrote to memory of 2860	2512	IEXPLORE.EXE	86
PID 2512 wrote to memory of 2860	2512	IEXPLORE.EXE	86
PID 2512 wrote to memory of 2860	2512	IEXPLORE.EXE	86
PID 1480 wrote to memory of 2860	1480	Qlfsfi.exe	86
PID 1480 wrote to memory of 2860	1480	Qlfsfi.exe	86

C:\Users\Admin\AppData\Local\Temp\07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Users\Admin\AppData\Local\Temp\07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\07bafd8437a447bc5669bf9aed15026a_JaffaCakes118.exe
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3240
- - C:\Users\Admin\AppData\Roaming\Qlfsfi.exe
    "C:\Users\Admin\AppData\Roaming\Qlfsfi.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:3720
  - - C:\Users\Admin\AppData\Roaming\Qlfsfi.exe
      C:\Users\Admin\AppData\Roaming\Qlfsfi.exe
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1480
    - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:1112
      - 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:2512
        
        C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2512 CREDAT:17410 /prefetch:2
        7⤵
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:2860

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\Qlfsfi.exe

Filesize
142KB

MD5
07bafd8437a447bc5669bf9aed15026a

SHA1
fa960b524d447b0fe0c3069d38a146e3e04623f0

SHA256
e151ef6545148db6c092581ae0fdeaf50daa36726b8f7ebf855d523963a4f653

SHA512
999e132f486e0a20482de3d7e0952d97ac691de4a5c4d10614d0d99ef5bfe14a9a635f0973c1a5af431cd77e19f137cb785e46ea543039e71a6a47fcb917eda1

Download Submit
memory/1480-21-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1480-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1480-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2484-0-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/2484-3-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/3240-1-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3240-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3240-6-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3240-10-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3720-14-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/3720-20-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download