Analysis
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max time kernel
141s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
11/01/2024, 17:28
Static task
static1
Behavioral task
behavioral1
Sample
5422931c4d670c53a45aec888f1edf43.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
5422931c4d670c53a45aec888f1edf43.exe
Resource
win10v2004-20231215-en
General
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Target
5422931c4d670c53a45aec888f1edf43.exe
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Size
649KB
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MD5
5422931c4d670c53a45aec888f1edf43
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SHA1
5e0bbd86ca160437700faf86773eb738117a64a3
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SHA256
cd322726913aef6e2cebea81fa7217ece1e5a6b9b9e413a142dfa9fded0febe2
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SHA512
71632657826068ca7828b86c08ff1229622fbac4efdcef4986b46b3450835c8f2ae944b056a56676ab463d5be0427aaee94fe03003a3fa4077a8e7cc229b4b30
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SSDEEP
12288:o9B1iqSu23tb496Wrtf3+hGmTgPXF3Z4mxxLMENMIG+y0YS4/FbicwVS:qWP9b4Y+t/CGmTIQmXH2F+y/F2VS
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2016 1.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\UNINSTAL.BAT 5422931c4d670c53a45aec888f1edf43.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 2572 4616 WerFault.exe 87 3832 4616 WerFault.exe 87 -
Modifies data under HKEY_USERS 5 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 1.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" 1.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 1.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" 1.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 4616 5422931c4d670c53a45aec888f1edf43.exe Token: SeDebugPrivilege 2016 1.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2016 1.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 2016 wrote to memory of 4020 2016 1.exe 91 PID 2016 wrote to memory of 4020 2016 1.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\5422931c4d670c53a45aec888f1edf43.exe"C:\Users\Admin\AppData\Local\Temp\5422931c4d670c53a45aec888f1edf43.exe"1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:4616 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 7042⤵
- Program crash
PID:2572
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 7082⤵
- Program crash
PID:3832
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C:\Documents and Settings\»¶Ó¹âÁÙ\1.exe"C:\Documents and Settings\»¶Ó¹âÁÙ\1.exe"1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2016 -
C:\Program Files\Internet ExplorEr\IEXPLORE.EXE"C:\Program Files\Internet ExplorEr\IEXPLORE.EXE"2⤵PID:4020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4616 -ip 46161⤵PID:2112
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4616 -ip 46161⤵PID:756
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
649KB
MD55422931c4d670c53a45aec888f1edf43
SHA15e0bbd86ca160437700faf86773eb738117a64a3
SHA256cd322726913aef6e2cebea81fa7217ece1e5a6b9b9e413a142dfa9fded0febe2
SHA51271632657826068ca7828b86c08ff1229622fbac4efdcef4986b46b3450835c8f2ae944b056a56676ab463d5be0427aaee94fe03003a3fa4077a8e7cc229b4b30