Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-12-2024 05:20
Static task
static1
Behavioral task
behavioral1
Sample
6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe
Resource
win7-20240903-en
General
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Target
6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe
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Size
491KB
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MD5
0f716594d847a3feae8af0197914d987
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SHA1
c8e9a517aa37365904c5dc38510290503d5fd4de
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SHA256
6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139
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SHA512
7297079e45be13a39ce40cbf20b04a3d4cf6cb34e8cdf26b2ada7e494bb4e612009427029bc5409dd8bc30dde6ada4e9dbb9cbd2e4774b84c134a1c21d51cdb7
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SSDEEP
6144:GpoMkequERu8qQ1fjYMMW9eKZH+IdISTUL24qL9cPKcPzR2RZ6lZv:oDR+u8pfjYMMWNvdhUSByFPzXv
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2256-2-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/2256-3-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/2256-5-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/2256-6-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/3740-14-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/3740-13-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/3740-16-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/3740-17-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/3740-23-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/3496-26-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/3496-27-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/3496-25-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit behavioral2/memory/2256-19-0x0000000010000000-0x00000000101D0000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 13 IoCs
resource yara_rule behavioral2/memory/2256-2-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/2256-3-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/2256-5-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/2256-6-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/3740-14-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/3740-13-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/3740-16-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/3740-17-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/3740-23-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/3496-26-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/3496-27-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/3496-25-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat behavioral2/memory/2256-19-0x0000000010000000-0x00000000101D0000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Executes dropped EXE 2 IoCs
pid Process 3740 Vnfvn.exe 3496 Vnfvn.exe -
resource yara_rule behavioral2/memory/2256-2-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/2256-3-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/2256-5-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/2256-6-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/2256-0-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/3740-14-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/3740-12-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/3740-13-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/3740-16-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/3740-17-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/3740-23-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/3496-26-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/3496-27-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/3496-25-0x0000000010000000-0x00000000101D0000-memory.dmp upx behavioral2/memory/2256-19-0x0000000010000000-0x00000000101D0000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Vnfvn.exe 6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe File opened for modification C:\Program Files\Vnfvn.exe 6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 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 6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Vnfvn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Vnfvn.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2788 cmd.exe 960 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 960 PING.EXE -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2256 6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 2256 wrote to memory of 2788 2256 6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe 84 PID 2256 wrote to memory of 2788 2256 6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe 84 PID 2256 wrote to memory of 2788 2256 6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe 84 PID 3740 wrote to memory of 3496 3740 Vnfvn.exe 86 PID 3740 wrote to memory of 3496 3740 Vnfvn.exe 86 PID 3740 wrote to memory of 3496 3740 Vnfvn.exe 86 PID 2788 wrote to memory of 960 2788 cmd.exe 87 PID 2788 wrote to memory of 960 2788 cmd.exe 87 PID 2788 wrote to memory of 960 2788 cmd.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe"C:\Users\Admin\AppData\Local\Temp\6326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\632615~1.EXE > nul2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2788 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:960
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C:\Program Files\Vnfvn.exe"C:\\Program Files\\Vnfvn.exe" -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3740 -
C:\Program Files\Vnfvn.exe"C:\Program Files\Vnfvn.exe" -acsi2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3496
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
491KB
MD50f716594d847a3feae8af0197914d987
SHA1c8e9a517aa37365904c5dc38510290503d5fd4de
SHA2566326154926aa8bea1f8e30f9fa6fed4763fa3a0eda7d8997a394bc52fec40139
SHA5127297079e45be13a39ce40cbf20b04a3d4cf6cb34e8cdf26b2ada7e494bb4e612009427029bc5409dd8bc30dde6ada4e9dbb9cbd2e4774b84c134a1c21d51cdb7