f8abd274668d6672cd420af842bb4514e250706823eb482512fff90dae26759d

Analysis

max time kernel
139s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
19/07/2024, 09:31

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General

Target

5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe
Size

504KB
MD5

5b5e9f6fade1e61ee3e3b79741fbc7a3
SHA1

6957b8b40431d95991c6db9c5e10f58914e25244
SHA256

f8abd274668d6672cd420af842bb4514e250706823eb482512fff90dae26759d
SHA512

e7c7cc4f2a4651a5fca28cbc3371024b063fdef34b0da5200b9a98adb514301fab26cad09b983950484e0b7c24afe56e24ef1e91d47a027ba0e336d5c2e130a5
SSDEEP

3072:uk5IVqhV55acSC0m7V5NQgI3M20GO5aqjDAugiaOCA8Spout9:ulcCANoS

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2424	Hygsgz.exe
4628	Hygsgz.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-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Hygsgz = "C:\\Users\\Admin\\AppData\\Roaming\\Hygsgz.exe"	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2160 set thread context of 840	2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	87
PID 2424 set thread context of 4628	2424	Hygsgz.exe	94

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31119806"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31119806"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\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-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2354057228"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2356713223"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31119806"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "428146481"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B7FE5BA5-45B1-11EF-A8A8-DA1D1A3BE18D} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2354057228"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
840	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe
840	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4628	Hygsgz.exe
Token: SeDebugPrivilege	4516	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3968	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe
2424	Hygsgz.exe
3968	IEXPLORE.EXE
3968	IEXPLORE.EXE
4516	IEXPLORE.EXE
4516	IEXPLORE.EXE
4516	IEXPLORE.EXE
4516	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 31 IoCs

description	pid	Process	procid_target
PID 2160 wrote to memory of 840	2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	87
PID 2160 wrote to memory of 840	2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	87
PID 2160 wrote to memory of 840	2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	87
PID 2160 wrote to memory of 840	2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	87
PID 2160 wrote to memory of 840	2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	87
PID 2160 wrote to memory of 840	2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	87
PID 2160 wrote to memory of 840	2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	87
PID 2160 wrote to memory of 840	2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	87
PID 2160 wrote to memory of 840	2160	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	87
PID 840 wrote to memory of 2424	840	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	93
PID 840 wrote to memory of 2424	840	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	93
PID 840 wrote to memory of 2424	840	5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe	93
PID 2424 wrote to memory of 4628	2424	Hygsgz.exe	94
PID 2424 wrote to memory of 4628	2424	Hygsgz.exe	94
PID 2424 wrote to memory of 4628	2424	Hygsgz.exe	94
PID 2424 wrote to memory of 4628	2424	Hygsgz.exe	94
PID 2424 wrote to memory of 4628	2424	Hygsgz.exe	94
PID 2424 wrote to memory of 4628	2424	Hygsgz.exe	94
PID 2424 wrote to memory of 4628	2424	Hygsgz.exe	94
PID 2424 wrote to memory of 4628	2424	Hygsgz.exe	94
PID 2424 wrote to memory of 4628	2424	Hygsgz.exe	94
PID 4628 wrote to memory of 2924	4628	Hygsgz.exe	97
PID 4628 wrote to memory of 2924	4628	Hygsgz.exe	97
PID 4628 wrote to memory of 2924	4628	Hygsgz.exe	97
PID 2924 wrote to memory of 3968	2924	iexplore.exe	98
PID 2924 wrote to memory of 3968	2924	iexplore.exe	98
PID 3968 wrote to memory of 4516	3968	IEXPLORE.EXE	99
PID 3968 wrote to memory of 4516	3968	IEXPLORE.EXE	99
PID 3968 wrote to memory of 4516	3968	IEXPLORE.EXE	99
PID 4628 wrote to memory of 4516	4628	Hygsgz.exe	99
PID 4628 wrote to memory of 4516	4628	Hygsgz.exe	99

C:\Users\Admin\AppData\Local\Temp\5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2160
- C:\Users\Admin\AppData\Local\Temp\5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\5b5e9f6fade1e61ee3e3b79741fbc7a3_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:840
- - C:\Users\Admin\AppData\Roaming\Hygsgz.exe
    "C:\Users\Admin\AppData\Roaming\Hygsgz.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2424
  - - C:\Users\Admin\AppData\Roaming\Hygsgz.exe
      "C:\Users\Admin\AppData\Roaming\Hygsgz.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:4628
    - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:2924
      - 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:3968
        
        C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3968 CREDAT:17410 /prefetch:2
        7⤵
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:4516

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\WZ04RUV6\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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

Filesize
504KB

MD5
5b5e9f6fade1e61ee3e3b79741fbc7a3

SHA1
6957b8b40431d95991c6db9c5e10f58914e25244

SHA256
f8abd274668d6672cd420af842bb4514e250706823eb482512fff90dae26759d

SHA512
e7c7cc4f2a4651a5fca28cbc3371024b063fdef34b0da5200b9a98adb514301fab26cad09b983950484e0b7c24afe56e24ef1e91d47a027ba0e336d5c2e130a5

Download Submit
memory/840-3-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/840-5-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/840-7-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/840-12-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/2160-0-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2160-6-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/2424-21-0x0000000000400000-0x0000000000480000-memory.dmp

Filesize
512KB

Download
memory/4628-20-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4628-22-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4628-23-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download