MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d6b928a4292c14dee552691c4955bdff07d038470ec1419c88a4018fb06bd399. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments 1

SHA256 hash: d6b928a4292c14dee552691c4955bdff07d038470ec1419c88a4018fb06bd399
SHA3-384 hash: 0994d4695376db042256df21cce261c07259d6989f2f5613481edbedecaf6a1d27354b7ccee390d96636b4c048e1ef13
SHA1 hash: dbd1be724d0778b4e5871b48827d6d6772a60bcb
MD5 hash: 4c077d585b030adc7bd7c38cfb5a5963
humanhash: connecticut-nineteen-robert-diet
File name:4c077d585b030adc7bd7c38cfb5a5963
Download: download sample
Signature Formbook
File size:788'992 bytes
First seen:2022-02-23 13:41:18 UTC
Last seen:2022-02-23 16:20:33 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:S2NdWXmfaIzzGEhovdMj4OwMW3H9iOe2kTp4iswEKcYILF7vrRNGlVa:SXXP/dgw5pe2kTp4Jw7cBLQlVa
Threatray 12'650 similar samples on MalwareBazaar
TLSH T13DF4121167F88984F4BF9BF959B180505339BB23D077E32E4A8060ED1D72B94C6AB367
File icon (PE):PE icon
dhash icon f0cc8e9cf48cdce0 (11 x RemcosRAT, 4 x NanoCore, 3 x Formbook)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
182
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed replace.exe
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or 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)
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
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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 577555 Sample: 5U9V0fUQh5 Startdate: 23/02/2022 Architecture: WINDOWS Score: 100 31 www.ds0003.xyz 2->31 33 Found malware configuration 2->33 35 Malicious sample detected (through community Yara rule) 2->35 37 Multi AV Scanner detection for submitted file 2->37 39 6 other signatures 2->39 11 5U9V0fUQh5.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\5U9V0fUQh5.exe.log, ASCII 11->29 dropped 49 Tries to detect virtualization through RDTSC time measurements 11->49 51 Injects a PE file into a foreign processes 11->51 15 5U9V0fUQh5.exe 11->15         started        signatures6 process7 signatures8 53 Modifies the context of a thread in another process (thread injection) 15->53 55 Maps a DLL or memory area into another process 15->55 57 Sample uses process hollowing technique 15->57 59 Queues an APC in another process (thread injection) 15->59 18 explorer.exe 15->18 injected process9 process10 20 wscript.exe 18->20         started        23 autoconv.exe 18->23         started        signatures11 41 Self deletion via cmd delete 20->41 43 Modifies the context of a thread in another process (thread injection) 20->43 45 Maps a DLL or memory area into another process 20->45 47 Tries to detect virtualization through RDTSC time measurements 20->47 25 cmd.exe 1 20->25         started        process12 process13 27 conhost.exe 25->27         started       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-02-23 13:42:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Result
Malware family:
xloader
Score:
  10/10
Tags:
family:xloader campaign:ioxf loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
51d96a2de91764b9f31ba8bd05a03aeaa53998bb916683c3e5605ea70125dd7f
MD5 hash:
0ba018e846bb34af55257119a3a4065c
SHA1 hash:
67a7682fbbc21766030c6e8f7f6777ce143b5beb
SH256 hash:
a65b0f651f4cf75dc775629b69924853abf281d9bc06555697eb1d9e580f3c59
MD5 hash:
ae364676c05f3f982ee39b33d85d2537
SHA1 hash:
d2fcd081c253621a2282c3f5f74f1417dfc23181
SH256 hash:
4eedc093e439deaeaca773c300d9a6de2c39f7a313e6b9b8cbb364eb793667bc
MD5 hash:
809695256d1094ebd6cab34a4cf58899
SHA1 hash:
e9f6727298d782b4535b0890e06bbbaaa520467f
SH256 hash:
e6ff3736f87373294e50c501a5c514fbc96acbe3d231736dd837ca1aeb1c6c50
MD5 hash:
38c40fd52efa0eae99a3637aea283ffc
SHA1 hash:
0faaf48712997550d35f7107c735af4de7fcbafc
Detections:
win_formbook_g0 win_formbook_auto
SH256 hash:
d6b928a4292c14dee552691c4955bdff07d038470ec1419c88a4018fb06bd399
MD5 hash:
4c077d585b030adc7bd7c38cfb5a5963
SHA1 hash:
dbd1be724d0778b4e5871b48827d6d6772a60bcb
Malware family:
XLoader
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

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: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

Formbook

Executable exe d6b928a4292c14dee552691c4955bdff07d038470ec1419c88a4018fb06bd399

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2022-02-23 13:41:20 UTC

url : hxxp://185.161.208.35/TFG.exe