MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fdc199cc7273334e37c54304964720393d2431955627567fc44c6b68a3c3e056. 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
Formbook
Vendor detections: 12
| SHA256 hash: | fdc199cc7273334e37c54304964720393d2431955627567fc44c6b68a3c3e056 |
|---|---|
| SHA3-384 hash: | eb6b1300d160faea02c0a21a75151794d192fc505d57286a4a860379501e38ea467b763ecddd8b009c8bd2ece6c9a1c9 |
| SHA1 hash: | cc4bdb589de508904baac9ed8b9c812acff4b2a7 |
| MD5 hash: | c7b844578dca69166f414ea0c28e0384 |
| humanhash: | beryllium-louisiana-uncle-high |
| File name: | c7b844578dca69166f414ea0c28e0384 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 401'920 bytes |
| First seen: | 2021-10-28 08:08:16 UTC |
| Last seen: | 2021-10-28 10:39:06 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger) |
| ssdeep | 6144:+QYlQTdheaWYSqm3CbeKcEri6wGe1oROHffIC3ff1n6DalvkmCQX:3YQh+ZSy9E+/n/fICPADYv1CQX |
| Threatray | 10'889 similar samples on MalwareBazaar |
| TLSH | T1DC840204772D8373D4BE57FE1483567423B1AEBBA2A2EB151E8071EA6F737404D506A3 |
| File icon (PE): |  |
| dhash icon | 4d4dcde666b20f27 (9 x AgentTesla, 8 x Loki, 6 x Formbook) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
124
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
obfuscated packed
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.
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Threat name:
ByteCode-MSIL.Trojan.Taskun
Status:
Malicious
First seen:
2021-10-28 08:09:06 UTC
AV detection:
9 of 44 (20.45%)
Threat level:
5/5
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 10'879 additional samples on MalwareBazaar
Result
Malware family:
formbook
Score:
10/10
Tags:
family:formbook campaign:sl4w rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.trustedfurnituretransport.net/sl4w/
Unpacked files
SH256 hash:
0d6a4b417e9ef81a61a82294cb504e574e1508b4ca76c4cb2aab3342d936cb9b
MD5 hash:
5dc7ffa55cd591ff3fa6c1829ba57715
SHA1 hash:
b77cbb968826fa287b4f55677bcc9b52e88725cd
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
486d98287a2b8b7fa7cc9c56828504b2850d1c3e5a4e65ef63ffc76a4241d617
MD5 hash:
6bf3b907ce082dd7bac404a479461394
SHA1 hash:
e23635fcf76addf1c8cd21af6e206336755d6956
SH256 hash:
4d1ee061c817ea30ca4e461a4f44388662c1c1c2775be2b323858ddbc1679b35
MD5 hash:
1b6d3d31872537cc611ff4322ffc1099
SHA1 hash:
0108adafb207ce044bfb3f7933da45594c545bee
SH256 hash:
fdc199cc7273334e37c54304964720393d2431955627567fc44c6b68a3c3e056
MD5 hash:
c7b844578dca69166f414ea0c28e0384
SHA1 hash:
cc4bdb589de508904baac9ed8b9c812acff4b2a7
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | pe_imphash |
|---|
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
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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