MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ae5d3796c3f5cb07398607db131f984843b529115cfa13a6a9590991f29f5db0. 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: 6


Intelligence 6 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ae5d3796c3f5cb07398607db131f984843b529115cfa13a6a9590991f29f5db0
SHA3-384 hash: b2dd8cdbb299ef87d4c91c94ac890d9cc70947954642b989cc895cf18837ffb63640201685a98f299f3834aaac59358d
SHA1 hash: cfe37a315b597d7d8aaa3c827bd756d55d16a796
MD5 hash: 4dc5a1d1c81968f8b412f7332d5d6165
humanhash: oscar-salami-texas-uranus
File name:__Ebury Transfer slip.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:264'192 bytes
First seen:2020-06-16 05:09:01 UTC
Last seen:2020-06-16 06:12:36 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 3072:VAnEujJweI84Q9G0aHYXC8rE4P42BDba3K3n7Qlt4kfxdZld7p93reTOc4m6MG5Q:VAnEczBUWC8wahaDc6Lp5yTOnMsSL7V
Threatray 4'946 similar samples on MalwareBazaar
TLSH AF44F1F82B948621D87F1A7FB8A9BD10C3753B07B9C7E64D5BD0309E2A377824501A96
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: hwsrv-741280.hostwindsdns.com
Sending IP: 104.168.140.111
From: Ebury Operations <james@meidini2.pw>
Subject: Ebury bank slip
Attachment: __Ebury Transfer slip.rar (contains "__Ebury Transfer slip.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/10549/
Detection(s):
SecuriteInfo.com.Trojan.Siggen9.54240.10321.26994.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-16 05:10:15 UTC
AV detection:
24 of 31 (77.42%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=vzotpfwd6xfqoomga7nrgh4yjbb3kkirlt5bhjvjleezd4u7lwya._file
Verdict:
malicious
Similar samples:
2a093b2213d7d589020d69e76fdfd33b441ed125664cb3247d25e9103744011c
FormBook
344d949f94b4420c0cd7772fa786e17059d5599df223a93ef999ea2c663ad8be
FormBook
3e98d7f59e495ddfa5140a50f70347bb4a56296ca2dcb6602f65ebb4e4a0373b
FormBook
5ea463243b051351c219469515fb9b39d01c5c3c4f4698bd6164e36070622d35
FormBook
6023812166224ffe7f3ff3efacddccd27c4ae1f09aa2dc9e2f5c8557d6bb4382
FormBook
6b307cbe4f1e8d769af95142d574e77a50654e25cce234f48da6c5e7a7aa4b99
FormBook
6f827b68129d30609057c2e6b36be05649fce91d6bc8ee3d3566ca5c6aba562b
FormBook
9bf2e6afa0656c8129746c95784146ba85f15ecf46081644192e5bbfd5899144
FormBook
d3664113994262962936ebe74d0355986970def0cd0bcdcf088fe102047df9ba
FormBook
dc0f8133b1faa0245779e8294421033ae567c11be58f5bb86eb65ad3d67bb8ae
FormBook
+ 4'936 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/201109-gypm3vfla2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Modifies Internet Explorer settings
Suspicious use of UnmapMainImage
Drops file in Program Files directory
Suspicious use of SetThreadContext
Adds Run key to start application
Deletes itself
Reads user/profile data of web browsers
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.vinoblay.com/mts/
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:Formbook
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:autogenerated rule brought to you by yara-signator
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT

File information

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

Malspam

FormBook

rar 3a5dc8fb14717b086d08e8929fa10ecf783b25ca20a0ee3dff5c2bac1ee8cc26

FormBook

Executable exe ae5d3796c3f5cb07398607db131f984843b529115cfa13a6a9590991f29f5db0

(this sample)

  
Dropped by
MD5 c78a802bfba9ba8f42acfcf2c02f3f2e
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 3a5dc8fb14717b086d08e8929fa10ecf783b25ca20a0ee3dff5c2bac1ee8cc26
Cape
Cape
https://www.capesandbox.com/analysis/10549/

Comments