Analysis
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max time kernel
91s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
16-09-2024 19:57
Static task
static1
Behavioral task
behavioral1
Sample
artifact.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
artifact.exe
Resource
win10v2004-20240802-en
General
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Target
artifact.exe
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Size
3.8MB
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MD5
21d2415d3fbbb0a75407c7fa7c24dd68
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SHA1
65d9e8d0d2ccd33eeb060ffb46f54566a1fcafbc
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SHA256
a1e1c4451a4f73d484e1073082ca5957430d6745452c6bbed2062a96dd07b423
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SHA512
4fae338e238d2df66667a916ee50c280b817e2dd5be8a935c78346f4a8c4193a9b102300845b1f1d27969ebb83c5bcfc0a623e6105bc6dc9f48c00d012653fd5
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SSDEEP
98304:Ltc/iNuKEElj7Ssx6zXKJr9aEpaDwvVvtUD+yzOrf+AGUniav4XbbN:Lq+LE4dxmoMWAwvNtmOBGPXPN
Malware Config
Signatures
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Detects Floxif payload 1 IoCs
resource yara_rule behavioral2/files/0x00080000000234f7-1.dat floxif -
Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
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ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral2/files/0x00080000000234f7-1.dat acprotect -
Loads dropped DLL 3 IoCs
pid Process 892 artifact.exe 8 WerFault.exe 1528 WerFault.exe -
resource yara_rule behavioral2/files/0x00080000000234f7-1.dat upx behavioral2/memory/892-2-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral2/memory/892-11-0x0000000010000000-0x0000000010030000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files\Common Files\System\symsrv.dll artifact.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1528 892 WerFault.exe 83 -
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language artifact.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 892 artifact.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\artifact.exe"C:\Users\Admin\AppData\Local\Temp\artifact.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:892 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 892 -s 3522⤵
- Loads dropped DLL
- Program crash
PID:1528
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 892 -ip 8921⤵
- Loads dropped DLL
PID:8
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab