Analysis
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max time kernel
140s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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 behavioral1/files/0x0008000000012102-1.dat floxif -
ACProtect 1.3x - 1.4x DLL software 1 IoCs
Detects file using ACProtect software.
resource yara_rule behavioral1/files/0x0008000000012102-1.dat acprotect -
Loads dropped DLL 1 IoCs
pid Process 2116 artifact.exe -
resource yara_rule behavioral1/files/0x0008000000012102-1.dat upx behavioral1/memory/2116-3-0x0000000010000000-0x0000000010030000-memory.dmp upx behavioral1/memory/2116-6-0x0000000010000000-0x0000000010030000-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 2532 2116 WerFault.exe 29 -
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 2116 artifact.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2116 wrote to memory of 2532 2116 artifact.exe 30 PID 2116 wrote to memory of 2532 2116 artifact.exe 30 PID 2116 wrote to memory of 2532 2116 artifact.exe 30 PID 2116 wrote to memory of 2532 2116 artifact.exe 30
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
- Suspicious use of WriteProcessMemory
PID:2116 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 1922⤵
- Program crash
PID:2532
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
67KB
MD57574cf2c64f35161ab1292e2f532aabf
SHA114ba3fa927a06224dfe587014299e834def4644f
SHA256de055a89de246e629a8694bde18af2b1605e4b9b493c7e4aef669dd67acf5085
SHA5124db19f2d8d5bc1c7bbb812d3fa9c43b80fa22140b346d2760f090b73aed8a5177edb4bddc647a6ebd5a2db8565be5a1a36a602b0d759e38540d9a584ba5896ab