MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6fd5dbec01eb7f767fc3b4046d9aa50f80e50f5ab9439480efb87620faef473c. 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


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6fd5dbec01eb7f767fc3b4046d9aa50f80e50f5ab9439480efb87620faef473c
SHA3-384 hash: 8fe45fc7cb2ee77d3ad3079dae9d8e5c67110551a64ef66cfc1c863b5cc5d797b9ee4d4823d191144d2eb2193309a164
SHA1 hash: 98060cb83afb98719af740abd07b0f413dc75530
MD5 hash: f22b3511efd4b6bb233ac4e30170b997
humanhash: jupiter-fruit-thirteen-kansas
File name:doc0490192021092110294.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:489'472 bytes
First seen:2021-09-24 07:52:08 UTC
Last seen:2021-09-24 08:03:25 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'647 x AgentTesla, 19'450 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:eO3YGE2cAlBOIUHI3/41I1sxYnT8ZVStxZjAajl7:eUvHiIGI38I178Zs3J7
Threatray 9'588 similar samples on MalwareBazaar
TLSH T184A4E011ABDCCFAFE729797458156C0082A6D38D2143DE8EEC9A45B13CE264DFB11ED2
Reporter cocaman
Tags:exe FormBook INVOICE

Intelligence

File Origin
# of uploads :
2
# of downloads :
212
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
doc0490192021092110294.exe
Verdict:
Malicious activity
Analysis date:
2021-09-24 07:55:33 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/a710d95c-dc46-4dfa-b7d9-772ed5fd1146

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/191084/
Detection(s):
SecuriteInfo.com.generic.ml.13317.18541.UNOFFICIAL
Create hunting rule

Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/08a9b1e5-1a26-4c46-8887-6e19f68b6854
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/857170
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
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
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:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 489601 Sample: doc0490192021092110294.exe Startdate: 24/09/2021 Architecture: WINDOWS Score: 100 31 www.universeinteriors.com 2->31 33 parkingpage.namecheap.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 8 other signatures 2->47 11 doc0490192021092110294.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\...\doc0490192021092110294.exe.log, ASCII 11->29 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 doc0490192021092110294.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 35 www.websitetudong.com 103.159.52.4, 49793, 80 TWIDC-AS-APTWIDCLimitedHK unknown 18->35 37 www.seulookexpress.com 18->37 39 HDRedirect-LB7-5a03e1c2772e1c9c.elb.us-east-1.amazonaws.com 3.223.115.185, 49787, 80 AMAZON-AESUS United States 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 cscript.exe 18->22         started        signatures11 process12 signatures13 51 Self deletion via cmd delete 22->51 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6fd5dbec01eb7f767fc3b4046d9aa50f80e50f5ab9439480efb87620faef473c/
Threat name:
Win32.Trojan.Pwsx
Create hunting rule
Status:
Malicious
First seen:
2021-09-23 23:46:52 UTC
AV detection:
14 of 45 (31.11%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=n7k5x3ab5n7xm76dwqcg3gvfb6aokd22xfbzjahpxb3cb6xpi46a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
410659d6e76a955d58e88df12ffea3550a57758513630f051c6e66caa343fdad
Formbook
4c5887639c1dfcc0349690d98e9c8034029a6fa2f2e6bdbba96371bf23ce3301
Formbook
6bb763ffd1ca484344f2a02df3f9e6bddc18a0f1fcd5d58002ad16b82b36db90
Formbook
6c0e85b84f2b1dfdb580a168386ad91efe7f734066ff3a12a0d359fcb4711dca
Formbook
7024147e75938acd54b804df172c63b57c794e1980632c5f8190ae1e9d0da82a
Formbook
a99b696e8ac16303843b26c95c982d5be9b9fd657d843937cc586c9a8dc29b83
Formbook
af0af3ebf3ac231ad77dbe4cbfa0fb2d48312d4ca0b5431081046ab09aa3b552
Formbook
b11a7103f96fb02a8df7ad0e821f0083f48f56cc38df47d8573f39c0d4a19235
Formbook
d2d6a8c31acdd92eb9a005e2fac8838a382ab0425fc01bc88616bda185ab7b4c
Formbook
f03c40561ba64d0797bcf79bfefd015c8d9ca010f1bd67b3d27ffab584a9911e
Formbook
+ 9'578 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ergs rat spyware stealer trojan
Link:
https://tria.ge/reports/210924-jqzdsagcg3/
Behaviour
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.iselotech.com/ergs/
Unpacked files
SH256 hash:
7498a2d98149c659c04fdb76daa20f50e27ce16a3c7c37c4257dc45bb8c7e093
MD5 hash:
dbf215deb6912bd9500cd835a2e753b0
SHA1 hash:
4aa8d931f88eaecf1737f33750d9a6ba4611d5c6
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/617b03ad-8af3-437b-92a8-e0300bc8c148/
Parent samples :
410659d6e76a955d58e88df12ffea3550a57758513630f051c6e66caa343fdad
6fd5dbec01eb7f767fc3b4046d9aa50f80e50f5ab9439480efb87620faef473c
7e2a14525c0058bca08d945d2358fc629e3080cc111d271253e061a4be0bde17
f5400b800544782acf9e16a80368cef1b36eed0e63fd0200523f3d38c54162e9
727d99fbf5a7d58b50ea62f289cf59b251ffe3e6f5d9487f7716127654e6e32a
e777d588f24e21fdcc3add6de5b93d5fb498b594a59f03d02b5a7880bc5d5180
009e6b48b7d9b2a802d6e831138b1e55c4390861c123287e134bbc21f8a6e225
SH256 hash:
2241e105f4d9d02f898d8395a712a1c61bcae5d5cf5e52dc37cccd9a4cbe7bb1
MD5 hash:
36fa916ea33da29b017dc9b363834024
SHA1 hash:
a75acb3c65f0a012f58a4c00b4d0c9eb7bf38da6
Link:
https://www.unpac.me/results/617b03ad-8af3-437b-92a8-e0300bc8c148/
SH256 hash:
f55f0253bf7e57cf158e2430041396af4b3aba7962132d48c7c412a6852f4085
MD5 hash:
1505a2109332a07f23cb17ab47531a77
SHA1 hash:
43d722ee0c4682219060f96d4ccd9687bd0520f0
Link:
https://www.unpac.me/results/617b03ad-8af3-437b-92a8-e0300bc8c148/
SH256 hash:
e7412ae81f707173a0e089b806f5174d5f91fd4a590fe6585b163e5ba3aed652
MD5 hash:
6f3218a5e993b6e5b1fb9c4cf46b2e95
SHA1 hash:
03e48e2fdf22a6272a3cd8ce2a03ca73813c43ef
Link:
https://www.unpac.me/results/617b03ad-8af3-437b-92a8-e0300bc8c148/
SH256 hash:
6fd5dbec01eb7f767fc3b4046d9aa50f80e50f5ab9439480efb87620faef473c
MD5 hash:
f22b3511efd4b6bb233ac4e30170b997
SHA1 hash:
98060cb83afb98719af740abd07b0f413dc75530
Link:
https://www.unpac.me/results/617b03ad-8af3-437b-92a8-e0300bc8c148/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/6fd5dbec01eb/report/overview.html
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/6fd5dbec01eb7f767fc3b4046d9aa50f80e50f5ab9439480efb87620faef473c

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
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

rar aa2959d2c85e38ff431701c308fdc8cd71f173bfa9aaa5f02a2fb89c1782d299

Formbook

Executable exe 6fd5dbec01eb7f767fc3b4046d9aa50f80e50f5ab9439480efb87620faef473c

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 aa2959d2c85e38ff431701c308fdc8cd71f173bfa9aaa5f02a2fb89c1782d299
Cape
Cape
https://www.capesandbox.com/analysis/191084/

Comments