MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f5db176e54d46bec4fe01e52b8f5798b154ce202f47c0cbefe111b569544a707. 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: 9


Intelligence 9 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f5db176e54d46bec4fe01e52b8f5798b154ce202f47c0cbefe111b569544a707
SHA3-384 hash: cc34d33dd1210dcf534bcda7946982e149462b4f0d7f99e6c8acbc49dfd59ff5520e088f1c37ad2364a4e9a5b1b536d7
SHA1 hash: 6a0abfe6c73a44255b0aff6575459c04aa3a9aaa
MD5 hash: c0be9e2c8ad076b340f2daafb1412265
humanhash: friend-helium-march-stairway
File name:Angebotsanfrage 86548.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:76'288 bytes
First seen:2021-10-04 10:39:16 UTC
Last seen:2021-10-04 11:35:22 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 1536:Eb5u5fejAeXpmFM0pJAvckOXw72AtY4fAci:mcfpesFM02BY4fg
Threatray 9'896 similar samples on MalwareBazaar
TLSH T15D737D82F684E672C83C4636D45781821761BD6A9AD16FDF31CCF33A1893145C76AF3A
File icon (PE):PE icon
dhash icon 60e6c6ccdc949ccc (2 x Formbook, 1 x AgentTesla)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
129
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Angebotsanfrage 86548.exe
Verdict:
Malicious activity
Analysis date:
2021-10-04 10:42:40 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/29feef81-b288-4843-a276-311f8ba7285c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/194561/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Launching a service
Creating a window
Launching a process
Creating a file in the %temp% directory
Query of malicious DNS domain
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/615c0f7098a6280f39324d37/reports/0eff29f1-349c-41c2-9f9c-86b7f276f28d/overview
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/221ba2ea-d4e2-46bb-88ba-03befda645aa
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/863822
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
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 domain / URL
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 496251 Sample: Angebotsanfrage 86548.exe Startdate: 04/10/2021 Architecture: WINDOWS Score: 100 35 www.thehaoi.com 2->35 39 Multi AV Scanner detection for domain / URL 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 6 other signatures 2->45 11 Angebotsanfrage 86548.exe 15 6 2->11         started        signatures3 process4 dnsIp5 37 store2.gofile.io 31.14.69.10, 443, 49757 LINKER-ASFR Virgin Islands (BRITISH) 11->37 29 C:\Users\user\...\Angebotsanfrage 86548.exe, PE32 11->29 dropped 31 Angebotsanfrage 86...exe:Zone.Identifier, ASCII 11->31 dropped 33 C:\Users\...\Angebotsanfrage 86548.exe.log, ASCII 11->33 dropped 15 Angebotsanfrage 86548.exe 11->15         started        18 conhost.exe 11->18         started        file6 process7 signatures8 55 Modifies the context of a thread in another process (thread injection) 15->55 57 Maps a DLL or memory area into another process 15->57 59 Sample uses process hollowing technique 15->59 61 Queues an APC in another process (thread injection) 15->61 20 explorer.exe 15->20 injected process9 process10 22 mstsc.exe 20->22         started        signatures11 47 Self deletion via cmd delete 22->47 49 Modifies the context of a thread in another process (thread injection) 22->49 51 Maps a DLL or memory area into another process 22->51 53 Tries to detect virtualization through RDTSC time measurements 22->53 25 cmd.exe 1 22->25         started        process12 process13 27 conhost.exe 25->27         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f5db176e54d46bec4fe01e52b8f5798b154ce202f47c0cbefe111b569544a707/
Threat name:
ByteCode-MSIL.Backdoor.Crysan
Create hunting rule
Status:
Malicious
First seen:
2021-10-04 10:40:21 UTC
AV detection:
15 of 28 (53.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6xnro3su2rv6yt7adzjlr5lzrmkuzyqc6r6azpx6cenvnfkeu4dq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1771bccdd4c4fdc7d50d97ac10e5b1e0f980a4ff31233c59e9cfa17e9cd36a24
Formbook
2fc82f206abb0d6d6b4d7a916be93b408ab78f848531917b3968b066a5a31023
Formbook
326a1e669385d8e241375e9eca9f915440f1d0d3f803e6d1648f30102cbedaa6
Formbook
45f5e2a682896ac3380522e26a0398b8112bafc42948666c9fecafa3dcab69e3
Formbook
50c6754cbbd313acc6a250182439a1191d8f8318f0794feea75bd647b6205f7a
Formbook
75772375acbcfb6cb668fc2449671a6a83afe1434184ac7c01fd895825fcf5e6
Formbook
a325ff051ebc1d366533e22fba4a75a4c0b183a28457ed2fea0841f68da06334
Formbook
d079479dd85fb94fe08f6cd70cfff35e39c14294174a8ed6f9b480ffc1cbc9b2
Formbook
dae6ba220bb0a34de731b57965753391343bfe96f9f3fa4fea48102d3377ccf7
Formbook
e6cde5c1b614549613d30761b34c899f4ff69d7e6e3147c21d68bedd64f8fe25
Formbook
+ 9'886 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:ou3t loader rat
Link:
https://tria.ge/reports/211004-mqjvwagbe6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.ibexgrp.com/ou3t/
Unpacked files
SH256 hash:
f5db176e54d46bec4fe01e52b8f5798b154ce202f47c0cbefe111b569544a707
MD5 hash:
c0be9e2c8ad076b340f2daafb1412265
SHA1 hash:
6a0abfe6c73a44255b0aff6575459c04aa3a9aaa
Link:
https://www.unpac.me/results/8ea51055-09b2-4052-987a-4a9a17d8c46a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.35
Link:
https://yomi.yoroi.company/submissions/f5db176e54d46bec4fe01e52b8f5798b154ce202f47c0cbefe111b569544a707

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

Executable exe f5db176e54d46bec4fe01e52b8f5798b154ce202f47c0cbefe111b569544a707

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/194561/

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