MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6f46c55982462a48a9fa43feb02b514df87a97b06a1ee073c57ae132cc1bec7. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a6f46c55982462a48a9fa43feb02b514df87a97b06a1ee073c57ae132cc1bec7
SHA3-384 hash: 08620a2e488a6445be17df6b9c9b68ebfcf514faf168b86efa4105393d235ff7e4230ba5c27d95cf9c0d1ac53c9de471
SHA1 hash: c219e97f2c087c785580db8c0d3281310d643dde
MD5 hash: d1b8383d39077af00f622acf8e83ed95
humanhash: bakerloo-single-shade-fanta
File name:SWIFT.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:224'031 bytes
First seen:2021-03-03 07:49:55 UTC
Last seen:2021-03-03 09:38:57 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:l8LxBjuyYr94cCKjpAhivRCuf3VLd+J/MVgG:0NKjptvRvfVLcG
TLSH CC2412536AE104FFE0D26F704E7B7B71F276AA00558260870BE56C7B6B306DB2B09197
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: mail.suministroscarmelo.com
Sending IP: 146.255.103.156
From: BISSELL International Trading Company <sales@researchtrades.com>
Subject: Re: payment confirmation
Attachment: SWIFT.iso (contains "SWIFT.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
146
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SWIFT.exe
Verdict:
Malicious activity
Analysis date:
2021-03-03 08:15:57 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/45a0e71f-ecc0-4990-a172-cf756ff6fff8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/121288/
Detection(s):
PUA.Win.Downloader.Soft32downloader-6691270-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% subdirectories
Unauthorized injection to a recently created process
Sending a UDP request
Launching a process
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Connection attempt
Unauthorized injection to a system process
Result
Verdict:
SUSPICIOUS
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
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/625672
Signature
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found malware configuration
Machine Learning detection for dropped file
Machine Learning detection for sample
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
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 361823 Sample: SWIFT.exe Startdate: 03/03/2021 Architecture: WINDOWS Score: 100 32 www.stevencaudill.com 2->32 34 stevencaudill.com 2->34 36 www.xiaotiantian.cool 2->36 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 5 other signatures 2->54 11 SWIFT.exe 11 2->11         started        signatures3 process4 file5 30 C:\Users\user\AppData\Local\...\bl3j9yyfj.dll, PE32 11->30 dropped 66 Detected unpacking (changes PE section rights) 11->66 68 Maps a DLL or memory area into another process 11->68 70 Tries to detect virtualization through RDTSC time measurements 11->70 15 SWIFT.exe 11->15         started        signatures6 process7 signatures8 72 Modifies the context of a thread in another process (thread injection) 15->72 74 Maps a DLL or memory area into another process 15->74 76 Sample uses process hollowing technique 15->76 78 Queues an APC in another process (thread injection) 15->78 18 explorer.exe 15->18 injected process9 dnsIp10 38 www.original-floors.net 74.220.199.6, 49726, 80 UNIFIEDLAYER-AS-1US United States 18->38 40 www.ecynthia.com 154.93.116.148, 49724, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 18->40 42 12 other IPs or domains 18->42 56 System process connects to network (likely due to code injection or exploit) 18->56 22 wscript.exe 12 18->22         started        signatures11 process12 dnsIp13 44 www.oohsea.com 22->44 46 oohsea.coloration.top 22->46 58 System process connects to network (likely due to code injection or exploit) 22->58 60 Modifies the context of a thread in another process (thread injection) 22->60 62 Maps a DLL or memory area into another process 22->62 64 Tries to detect virtualization through RDTSC time measurements 22->64 26 cmd.exe 1 22->26         started        signatures14 process15 process16 28 conhost.exe 26->28         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a6f46c55982462a48a9fa43feb02b514df87a97b06a1ee073c57ae132cc1bec7/
Threat name:
Win32.PUA.Wacapew
Create hunting rule
Status:
Malicious
First seen:
2021-03-03 07:24:26 UTC
AV detection:
13 of 29 (44.83%)
Threat level:
  1/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u32gyvmyerrkjcu7uq76wavvctpypkl3a2q64bz4k6xbglgbx3dq._file
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210303-zxehmgdtd2/
Behaviour
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.suzukisanjapanese.com/vxwp/
Unpacked files
SH256 hash:
74105a14db4893a9bb5e95b2e8dea1433aeeb1b3dfd5064b31903cad0c6cd663
MD5 hash:
6e689e60b801bffc59464e7a69e0c833
SHA1 hash:
c0687fdff7ff6987230fd63c56032b519ae4bb03
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/eae60830-25e1-474c-929a-cd5e6eff32a7/
SH256 hash:
04be1772f3bed3c552f57ffdb8f50dee51bfcef8bfb68037661b478f24830b44
MD5 hash:
ffd6c3a42c995a37e79d6fcf6022710f
SHA1 hash:
1f2b15b883cf179885a95a07341f554f407e6cd1
Link:
https://www.unpac.me/results/eae60830-25e1-474c-929a-cd5e6eff32a7/
SH256 hash:
1f6dafdc926ee7817499a7e2db0f5d3ea704fb50adaef1582d0f901cf640a18f
MD5 hash:
e70d65a443f6a3bb024ecec4390e207f
SHA1 hash:
9bdc97b0833dee9029c3c1d85d7a29106132236c
Link:
https://www.unpac.me/results/eae60830-25e1-474c-929a-cd5e6eff32a7/
SH256 hash:
a6f46c55982462a48a9fa43feb02b514df87a97b06a1ee073c57ae132cc1bec7
MD5 hash:
d1b8383d39077af00f622acf8e83ed95
SHA1 hash:
c219e97f2c087c785580db8c0d3281310d643dde
Link:
https://www.unpac.me/results/eae60830-25e1-474c-929a-cd5e6eff32a7/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/a6f46c55982462a48a9fa43feb02b514df87a97b06a1ee073c57ae132cc1bec7

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:win_nymaim_g0
Create hunting rule
Author:mak, msm, CERT.pl

File information

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

Malspam

Formbook

iso 66316d710ee1ab29a33fa17171ab16cbecd48571125b7dd97b7dfedfcc86f488

Formbook

Executable exe a6f46c55982462a48a9fa43feb02b514df87a97b06a1ee073c57ae132cc1bec7

(this sample)

  
Dropped by
MD5 df2b8398e82b90617159dd63e8360357
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/121288/
  
Dropped by
SHA256 66316d710ee1ab29a33fa17171ab16cbecd48571125b7dd97b7dfedfcc86f488

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