MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f7f5dc4483ba1acdb1e2118ac855a9d4c0b7333749808a11ae69c6e345cdaf6f. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
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SHA256 hash: f7f5dc4483ba1acdb1e2118ac855a9d4c0b7333749808a11ae69c6e345cdaf6f
SHA3-384 hash: e1066c3055342ef16f790d6371d24d7c349d4921e72f738fbb0f85bb88622eb09455ce79434dd4db5f8a4a39c5942d14
SHA1 hash: 5e3f9bb2c41b7d827d46f36ec08951588ceced2b
MD5 hash: c214d0b61db999dfc6cd3090dab26711
humanhash: lactose-cola-carolina-oxygen
File name:c214d0b61db999dfc6cd3090dab26711.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:988'160 bytes
First seen:2021-08-17 11:23:46 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 24576:7Z7LAvpruFDSOZuOYS32qpR2DOi6rs3DDfw:JAxCFeOPYSGqp8DLE+w
Threatray 7'932 similar samples on MalwareBazaar
TLSH T1EC2560381BB92667D065D63EABD18617F04096DF3411AA5764CA0FA7B302AC2F7C723D
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
151
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c214d0b61db999dfc6cd3090dab26711.exe
Verdict:
Suspicious activity
Analysis date:
2021-08-17 11:26:46 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/46970931-5bd6-4e76-82ca-2b19f0e5f26e

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/179949/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.998-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6fa84afe-a0b7-45a0-9350-7ba09614b9d8
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/834296
Signature
.NET source code contains very large strings
Injects a PE file into a foreign processes
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 466723 Sample: Mm1fzsQeAO.exe Startdate: 17/08/2021 Architecture: WINDOWS Score: 100 33 www.sofierceboutique.com 2->33 35 shops.myshopify.com 2->35 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 6 other signatures 2->47 11 Mm1fzsQeAO.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\Mm1fzsQeAO.exe.log, ASCII 11->31 dropped 57 Tries to detect virtualization through RDTSC time measurements 11->57 59 Injects a PE file into a foreign processes 11->59 15 Mm1fzsQeAO.exe 11->15         started        18 Mm1fzsQeAO.exe 11->18         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 20 explorer.exe 15->20 injected process9 dnsIp10 37 www.votesandymurray.com 20->37 39 www.0r2unt85.com 20->39 49 System process connects to network (likely due to code injection or exploit) 20->49 24 wlanext.exe 20->24         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 24->51 53 Maps a DLL or memory area into another process 24->53 55 Tries to detect virtualization through RDTSC time measurements 24->55 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f7f5dc4483ba1acdb1e2118ac855a9d4c0b7333749808a11ae69c6e345cdaf6f/
Threat name:
ByteCode-MSIL.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-08-17 10:39:37 UTC
AV detection:
14 of 28 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6725yredxinm3mpccgfmqvnj2talomzxjgaiuenonhdogronv5xq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
4fb3bfa3afd4fd027aff55a6cbbc8c3d92fb5dd84bca9d88ff893928a41b9a0a
Formbook
530f994d0a6cd6632799de5eae17e4cc8b7a522766baec98a871d9611884abba
Formbook
7f81bdd235dca279812a46cec7f585bde9d681906dba1398e8ac86dfc877d079
Formbook
92737036f323b1c72064c1e8038a942266435048a3ce4847f7e5b29558376c1c
Formbook
a01cc1fb91c9f7d7490e45a84b861e7188a0f3d97769710af895ee843a19699c
Formbook
b03f6bc5eec0f24076b3ef2c761b21d75c489ad34c5f94dcffab6d2b4d65263f
Formbook
b6e96276c116a1100b52ca6fcb369e22b4faa30bbfd48df68942fae3feffb15e
Formbook
b96965d845c925b8dc0f3e4279ad4e571c1409891fee795bde704c5b1f063ce9
Formbook
e8baf97ad51faed006287d1f01f921df0f677d4f056d35697158d30aa24ace9b
Formbook
+ 7'922 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:m3n0 rat spyware stealer trojan
Link:
https://tria.ge/reports/210817-1rj9zh9et6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.terrasombrafarms.com/m3n0/
Unpacked files
SH256 hash:
065a4e18b4dc958450c4570b2dc2114d87ba60e0d8d2059ce5067c2260555c62
MD5 hash:
88b590c562a0845d0cf6ddc27d5eeb6f
SHA1 hash:
3a0b7c08bf6ea72a5394dfe1736a3706ffa9f607
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/6b8222bc-2873-4537-8135-b1149515c0aa/
Parent samples :
e759a4a906a9496f6b9f60b90e7ff49ef812090ce465108f08d32ac916e20cff
f7f5dc4483ba1acdb1e2118ac855a9d4c0b7333749808a11ae69c6e345cdaf6f
c7779ddf9204c4f2ee97e301cfa35ed4c22222bd09299fd95f1eb999384009e0
fb46d9b3de7581c551486adc2ae8c0d2b8fc2dcf049462e7a892981aa265227d
b91bc68553ee8ce92c9ab04875b8e21703aeb7c63d9f2fe67a73a940c8150d8d
9e69e22a336f4e2b17aa52eaa7183bdd92f17f577657c227f37419d38f42f920
205b063d9085337a5339cb50abc7cadf48a0ccefc6fd4e5c923751339cade6af
SH256 hash:
6912e4bedd1288f116e968f0a79d9797f6d6bd24d45a5f10c52e20f9d33b8c61
MD5 hash:
03bde4a82ad64c0f314985232fbca3fa
SHA1 hash:
e8d0b6339e94192eaaca32c812f914e60576dca6
Link:
https://www.unpac.me/results/6b8222bc-2873-4537-8135-b1149515c0aa/
SH256 hash:
5acde7c40891951d28e98aa55d1fc142c2d8a8619ed43e89b3907ac6e5218d44
MD5 hash:
1fa25a78fb144a6c0a1dee4e55080a87
SHA1 hash:
ccf6ee0a63f9802adf45e923d45d173225f799df
Link:
https://www.unpac.me/results/6b8222bc-2873-4537-8135-b1149515c0aa/
SH256 hash:
f7f5dc4483ba1acdb1e2118ac855a9d4c0b7333749808a11ae69c6e345cdaf6f
MD5 hash:
c214d0b61db999dfc6cd3090dab26711
SHA1 hash:
5e3f9bb2c41b7d827d46f36ec08951588ceced2b
Link:
https://www.unpac.me/results/6b8222bc-2873-4537-8135-b1149515c0aa/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/f7f5dc4483ba1acdb1e2118ac855a9d4c0b7333749808a11ae69c6e345cdaf6f

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.

Web download

Formbook

Executable exe f7f5dc4483ba1acdb1e2118ac855a9d4c0b7333749808a11ae69c6e345cdaf6f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1527878/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/179949/

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