MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a51505ac0bd3e2a16d1540d88456f7e21dea4b8b0d3d7ceb00248fa6a433c067. 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: 5


Intelligence 5 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a51505ac0bd3e2a16d1540d88456f7e21dea4b8b0d3d7ceb00248fa6a433c067
SHA3-384 hash: a36f1146865c688e97a23f45e74ddaa906d64755e61fe106a2df9b1de9984ef54b7207121e9942157a2d33af6bf60d85
SHA1 hash: 1a90e7103a41d4cda553c70255578ef070af31b2
MD5 hash: 872c4944660f25fc1339f1a3d366dbb2
humanhash: mango-coffee-mockingbird-eleven
File name:copy_pdf.exe
Download: download sample
Signature FormBook
Create hunting rule
File size:595'456 bytes
First seen:2020-06-20 12:47:25 UTC
Last seen:2020-06-20 13:41:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:N18VtXgWr8PJXpi+o2rOZt10fPkZv73z4uwpCrq/6F1lGLM60Lf4elM/dQY:NCtXgWr8PJ5i+o2ScfPkp3BrqCQLR2f6
Threatray 5'210 similar samples on MalwareBazaar
TLSH 14C4AEA4A2ECBE8BC51B0239E43D99083193ED690A59FA4D19263EFD3977347746310F
Reporter abuse_ch
Tags:exe FormBook HSBC


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: slot0.wewinning.xyz
Sending IP: 45.95.169.89
From: HSBC <swift@hsbc.com>
Subject: SWIFT confirmation details
Attachment: copy_pdf.zip (contains "copy_pdf.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
110
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/12322/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.UTO.11906.UNOFFICIAL
Create hunting rule

Gathering data
Threat name:
ByteCode-MSIL.Trojan.Kryptik
Create hunting rule
Status:
Malicious
First seen:
2020-06-20 12:49:05 UTC
AV detection:
25 of 31 (80.65%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uukqllal2prkc3ividmiivxx4io6us4lbu6xz2yaesh2njbtybtq._file
Verdict:
malicious
Similar samples:
2ff5f726080125732c91296d7bce8b496e5d50d2fb8b3d028f0f41990565015e
FormBook
58f28dd7cc2c257f5ac8dec9111d8cf8942e1cf62bb8334f4922e4b124d4eab9
FormBook
67c174f4fdeb4a63472a22bb21de9d1b472da3521dcfa4ba8b285e25e1f1fa26
FormBook
7d667845924245b2c6acee25a643afab5ad0a822614574c93cbf19ff0bb4f8c4
FormBook
8e40f99cc08408c1ee5a1ec56357f23d993e29a6c4e5751a6fad33e7c9e222e1
FormBook
a8fb290af4d6f3cb59e034cfb61e7c6981f246c98c1929b35302bca73a05a472
FormBook
bb87a6186306d0417e723b3ae04b70193f32d8b5fe479de840ed10f243234c4d
FormBook
c8106842608e4f4300a6fe2f369914e6ff67013c4c66edf42a0b54bdd55f5c91
FormBook
cbbc3af13a3cc33ff5dffb137c7276dd246f9b9a696de51d6858461e986d4ebd
FormBook
ec3275973764fa95e7fd95628318c58c9731eeaf4a530f80e954330e8de52e6f
FormBook
+ 5'200 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
evasion trojan
Link:
https://tria.ge/reports/200624-mxj2jk8s9a/
Behaviour
Suspicious use of SendNotifyMessage
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Maps connected drives based on registry
Deletes itself
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

zip 4f1c9ac4297324f418aa33dec1094fb1797ac2b59d043999de2a26149d976ab3

FormBook

Executable exe a51505ac0bd3e2a16d1540d88456f7e21dea4b8b0d3d7ceb00248fa6a433c067

(this sample)

  
Dropped by
MD5 8137e99fe0dc8a149e528c948d85090e
  
Delivery method
Distributed via e-mail attachment
  
Dropped by
SHA256 4f1c9ac4297324f418aa33dec1094fb1797ac2b59d043999de2a26149d976ab3
Cape
Cape
https://www.capesandbox.com/analysis/12322/

Comments