f798445364c29f495dae9bca2fc2d9a5594ebd80d34dec86675e8f184838637c

Analysis

max time kernel
144s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/01/2024, 06:29

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General

Target

5a8634b706c802467361854c968dd703.exe
Size

196KB
MD5

5a8634b706c802467361854c968dd703
SHA1

24697c6e63e68f97da1de9c6dc955112825e0f4e
SHA256

f798445364c29f495dae9bca2fc2d9a5594ebd80d34dec86675e8f184838637c
SHA512

c00eb4b99bbc86ebed580a2333a31e7ddce9a17b30e22061fabf4e79778c64e8d63396620dd09d8a8346827fcc172e7a92e34b5b143e4e7f5c2d85d5518e6221
SSDEEP

3072:ofi7UDetEwxjpOWVP8C2s4weorsBmZctlTkMdAtMw:oo8Wky8C2s69oi3bWtMw

Score

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1892 set thread context of 5076	1892	5a8634b706c802467361854c968dd703.exe	91

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "830425911"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "821832462"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31082163"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{5C9C28DA-B2A6-11EE-9BE3-6A04C5405167} = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31082163"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31082163"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "821988589"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "411978788"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
5076	5a8634b706c802467361854c968dd703.exe
5076	5a8634b706c802467361854c968dd703.exe
5076	5a8634b706c802467361854c968dd703.exe
5076	5a8634b706c802467361854c968dd703.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5076	5a8634b706c802467361854c968dd703.exe
Token: SeDebugPrivilege	5076	5a8634b706c802467361854c968dd703.exe
Token: SeDebugPrivilege	4448	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2960	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2960	IEXPLORE.EXE
2960	IEXPLORE.EXE
4448	IEXPLORE.EXE
4448	IEXPLORE.EXE
4448	IEXPLORE.EXE
4448	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1892 wrote to memory of 5076	1892	5a8634b706c802467361854c968dd703.exe	91
PID 1892 wrote to memory of 5076	1892	5a8634b706c802467361854c968dd703.exe	91
PID 1892 wrote to memory of 5076	1892	5a8634b706c802467361854c968dd703.exe	91
PID 1892 wrote to memory of 5076	1892	5a8634b706c802467361854c968dd703.exe	91
PID 1892 wrote to memory of 5076	1892	5a8634b706c802467361854c968dd703.exe	91
PID 1892 wrote to memory of 5076	1892	5a8634b706c802467361854c968dd703.exe	91
PID 1892 wrote to memory of 5076	1892	5a8634b706c802467361854c968dd703.exe	91
PID 1892 wrote to memory of 5076	1892	5a8634b706c802467361854c968dd703.exe	91
PID 1892 wrote to memory of 5076	1892	5a8634b706c802467361854c968dd703.exe	91
PID 5076 wrote to memory of 2544	5076	5a8634b706c802467361854c968dd703.exe	99
PID 5076 wrote to memory of 2544	5076	5a8634b706c802467361854c968dd703.exe	99
PID 5076 wrote to memory of 2544	5076	5a8634b706c802467361854c968dd703.exe	99
PID 2544 wrote to memory of 2960	2544	iexplore.exe	100
PID 2544 wrote to memory of 2960	2544	iexplore.exe	100
PID 2960 wrote to memory of 4448	2960	IEXPLORE.EXE	101
PID 2960 wrote to memory of 4448	2960	IEXPLORE.EXE	101
PID 2960 wrote to memory of 4448	2960	IEXPLORE.EXE	101
PID 5076 wrote to memory of 4448	5076	5a8634b706c802467361854c968dd703.exe	101
PID 5076 wrote to memory of 4448	5076	5a8634b706c802467361854c968dd703.exe	101

C:\Users\Admin\AppData\Local\Temp\5a8634b706c802467361854c968dd703.exe
"C:\Users\Admin\AppData\Local\Temp\5a8634b706c802467361854c968dd703.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1892
- C:\Users\Admin\AppData\Local\Temp\5a8634b706c802467361854c968dd703.exe
  "C:\Users\Admin\AppData\Local\Temp\5a8634b706c802467361854c968dd703.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5076
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2544
  - - C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:2960
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2960 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of SetWindowsHookEx
        
        PID:4448

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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\FRK3R5YS\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1892-0-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/1892-2-0x0000000000400000-0x000000000043A000-memory.dmp

Filesize
232KB

Download
memory/5076-1-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/5076-4-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/5076-5-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/5076-6-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/5076-7-0x0000000002740000-0x000000000278F000-memory.dmp

Filesize
316KB

Download
memory/5076-10-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/5076-9-0x0000000002740000-0x000000000278F000-memory.dmp

Filesize
316KB

Download