Analysis
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max time kernel
147s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
11-01-2025 05:34
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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Disables Task Manager via registry modification
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Loads dropped DLL 2 IoCs
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs
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Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 5 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
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
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C:\Users\Admin\AppData\Local\Temp\df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe"C:\Users\Admin\AppData\Local\Temp\df4f955eb7e72870bf18d39f3dfe1fad5fb9093a080e65f315d215bfec94cc2f.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious use of NtCreateThreadExHideFromDebugger
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
12KB
MD50d7ad4f45dc6f5aa87f606d0331c6901
SHA148df0911f0484cbe2a8cdd5362140b63c41ee457
SHA2563eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
SHA512c07de7308cb54205e8bd703001a7fe4fd7796c9ac1b4bb330c77c872bf712b093645f40b80ce7127531fe6746a5b66e18ea073ab6a644934abed9bb64126fea9
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Filesize
42.1MB
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Filesize
1.1MB
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Filesize
4KB
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Filesize
42.1MB
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Filesize
42.1MB
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Filesize
18.3MB
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Filesize
18.3MB
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Filesize
42.1MB
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Filesize
120KB
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Filesize
5.6MB
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Filesize
624KB
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Filesize
584KB
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Filesize
320KB
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Filesize
1.8MB
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Filesize
40KB