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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
10/01/2025, 14:46
Static task
static1
Behavioral task
behavioral1
Sample
df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/System.dll
Resource
win7-20240708-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20241007-en
General
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Target
df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe
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Size
1.0MB
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MD5
57a8326258e722638fdfab7715e94356
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SHA1
ae16c7ecb431ad5775bd0b00c39117756431422b
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SHA256
df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f
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SHA512
9fbf9f21a79a7b02aeb4a51c54394a67ed9d394b0895c4c6f3c9022e6631c1f66f63e2df0eefcbd64164e9b949a001746bf14c2648dfd2f691e673d62cf2b8a3
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SSDEEP
24576:9jwKCNucluh8HfWRd7aEIRYO0sCaHfToikFhZD1fJAj1:V1CVqyfi7a2O0RniAZD/a1
Malware Config
Signatures
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Guloader family
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Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
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Loads dropped DLL 2 IoCs
pid Process 4684 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe 4684 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 15 drive.google.com 14 drive.google.com -
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 27 checkip.dyndns.org -
Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
pid Process 396 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
pid Process 4684 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe 396 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4684 set thread context of 396 4684 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe 82 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2656 396 WerFault.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 2 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 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4684 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 396 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe -
Suspicious use of WriteProcessMemory 5 IoCs
description pid Process procid_target PID 4684 wrote to memory of 396 4684 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe 82 PID 4684 wrote to memory of 396 4684 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe 82 PID 4684 wrote to memory of 396 4684 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe 82 PID 4684 wrote to memory of 396 4684 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe 82 PID 4684 wrote to memory of 396 4684 df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe 82
Processes
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C:\Users\Admin\AppData\Local\Temp\df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe"C:\Users\Admin\AppData\Local\Temp\df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe"1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4684 -
C:\Users\Admin\AppData\Local\Temp\df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe"C:\Users\Admin\AppData\Local\Temp\df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe"2⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:396 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 396 -s 22723⤵
- Program crash
PID:2656
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 396 -ip 3961⤵PID:4752
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
12KB
MD50d7ad4f45dc6f5aa87f606d0331c6901
SHA148df0911f0484cbe2a8cdd5362140b63c41ee457
SHA2563eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
SHA512c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9