MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 37c583ec1a80366334ad3178ed6ef0c591ceaa37948f8091a6c8d5065a7d6eae. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
GuLoader
Vendor detections: 7
| SHA256 hash: | 37c583ec1a80366334ad3178ed6ef0c591ceaa37948f8091a6c8d5065a7d6eae |
|---|---|
| SHA3-384 hash: | 586c6a90d95b30f2cac11b1c467b6c8562aff5e299370eb9c2bc15b66d949fdde8c97693f4bbff00127347ecdda6a192 |
| SHA1 hash: | de70a23b16b64528995fb80117423b6a3be9a4d5 |
| MD5 hash: | 77389d92d36d1bb5812705758a926541 |
| humanhash: | gee-iowa-six-harry |
| File name: | 77389d92d36d1bb5812705758a926541 |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 106'496 bytes |
| First seen: | 2021-07-08 17:01:08 UTC |
| Last seen: | 2021-07-08 18:46:55 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f6e083d868a135a07d80f02d2a01fccd (4 x GuLoader) |
| ssdeep | 1536:Wo+dxIaKcuuU0kav126TnP2M6O7KRfDS1BdKPSWb23U:fMj5u3av1nTnPr6RfDSkSWX |
| TLSH | T1C9A32813BB85DC95FDD642360872C9596662FC357C43CE2B32C27E6EBC7CA121AB5602 |
| Reporter |  zbetcheckin |
| Tags: | 32 exe GuLoader |
Intelligence
File Origin
# of uploads :
2
# of downloads :
236
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
77389d92d36d1bb5812705758a926541
Verdict:
No threats detected
Analysis date:
2021-07-08 17:02:47 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Result
Threat name:
FormBook GuLoader
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Found malware configuration
Hides threads from debuggers
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Yara detected Generic Dropper
Yara detected GuLoader
Behaviour
Behavior Graph:
Detection:
guloader
Threat name:
Win32.Trojan.Mucc
Status:
Malicious
First seen:
2021-07-08 17:02:05 UTC
File Type:
PE (Exe)
Extracted files:
2
AV detection:
9 of 29 (31.03%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
unknown
Result
Malware family:
guloader
Score:
10/10
Tags:
family:guloader downloader
Behaviour
Suspicious use of SetWindowsHookEx
Guloader,Cloudeye
Malware Config
C2 Extraction:
http://farmersschool.ge/bin_MiqAghly236.bin
https://www.zvetmet.ru/media/media/bin_MiqAghly236.bin
https://www.zvetmet.ru/media/media/bin_MiqAghly236.bin
Unpacked files
SH256 hash:
37c583ec1a80366334ad3178ed6ef0c591ceaa37948f8091a6c8d5065a7d6eae
MD5 hash:
77389d92d36d1bb5812705758a926541
SHA1 hash:
de70a23b16b64528995fb80117423b6a3be9a4d5
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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