MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ce50b9267e52d36420b01ad72bfa8f64c9d561d6ce1083e29aa68268a06815c4. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ce50b9267e52d36420b01ad72bfa8f64c9d561d6ce1083e29aa68268a06815c4
SHA3-384 hash: 8509e63db47b0c9bc5aee8f17a24a15eb5639aa2faef56ef8f7e9641f3811ade47302f828c4cd04ac30f805dbc40a628
SHA1 hash: 7e402d6b66996f071b86566c9f7e2e06d85be983
MD5 hash: 04a9b418377b579d1eae263392ea9e89
humanhash: nevada-island-berlin-south
File name:OVER DUE INVOICE & PAYMENT SUB FORM.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:628'224 bytes
First seen:2021-11-19 07:47:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'749 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 6144:9RQ3JOVSd4B8jpOoMSOamHb8ofBpF9kLw4issKStPD3vptSwaWFCRsX42L7WQCkd:vYOcxVMSOaIn+CF9TTaAlzLPRKit
Threatray 11'400 similar samples on MalwareBazaar
TLSH T1AED4BF57B96093A4D7D84872EA1BE2720E256C9F5D0250632BF8BE6B3FFD113CA05631
File icon (PE):PE icon
dhash icon 0eda80a2a280a2c0 (1 x Formbook, 1 x RemcosRAT, 1 x zgRAT)
Reporter GovCERT_CH
Tags:exe FormBook xloader

Intelligence

File Origin
# of uploads :
1
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
OVER DUE INVOICE & PAYMENT SUB FORM.exe
Verdict:
Malicious activity
Analysis date:
2021-11-19 07:54:58 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f95e98ff-667e-4707-91b4-8a54c3a3dad2

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Detection(s):
SecuriteInfo.com.Trojan.Siggen15.45775.25756.22266.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Forced shutdown of a system process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/619756b52695a62af9f3a6d4/reports/eba4f346-a710-49cd-9180-0f27f0f9ae2c/overview
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/21ff9398-9620-4b73-8c8a-fc5781e53f8f
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/892489
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
Performs DNS queries to domains with low reputation
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: 524962 Sample: OVER DUE INVOICE & PAYMENT ... Startdate: 19/11/2021 Architecture: WINDOWS Score: 100 36 www.kasinopokerdom.xyz 2->36 38 www.hewhorunswithscissors.com 2->38 40 www.cbklips.com 2->40 44 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 10 other signatures 2->50 11 OVER DUE INVOICE & PAYMENT SUB FORM.exe 3 2->11         started        signatures3 process4 file5 28 OVER DUE INVOICE &...NT SUB FORM.exe.log, ASCII 11->28 dropped 14 OVER DUE INVOICE & PAYMENT SUB FORM.exe 11->14         started        process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 17 explorer.exe 14->17 injected process8 dnsIp9 30 navasoft.net 15.197.142.173, 49794, 80 TANDEMUS United States 17->30 32 www.hewhorunswithscissors.com 205.178.189.129, 80 DEFENSE-NETUS United States 17->32 34 2 other IPs or domains 17->34 42 System process connects to network (likely due to code injection or exploit) 17->42 21 WWAHost.exe 17->21         started        signatures10 process11 signatures12 52 Self deletion via cmd delete 21->52 54 Modifies the context of a thread in another process (thread injection) 21->54 56 Maps a DLL or memory area into another process 21->56 58 Tries to detect virtualization through RDTSC time measurements 21->58 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/ce50b9267e52d36420b01ad72bfa8f64c9d561d6ce1083e29aa68268a06815c4/
Threat name:
ByteCode-MSIL.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2021-11-19 02:31:47 UTC
AV detection:
6 of 45 (13.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zzilsjt6kljwiifqdllsx6upmte5kyowzyiihyu2u2bgridicxca._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
08040f352684d740d9fa767c3315fb1636394dec01f35abe84ad7116cd735fb4
Formbook
2fc82f206abb0d6d6b4d7a916be93b408ab78f848531917b3968b066a5a31023
Formbook
326a1e669385d8e241375e9eca9f915440f1d0d3f803e6d1648f30102cbedaa6
Formbook
516601b7a328bcee918e8c52e46f71b39437045489bdaaf90136c9f899197bc8
Formbook
5d407049f81d3b75bf2d9eb7dc14662f533b1ca37d283e5ef50e001a7ac1f758
Formbook
88c841869430e07bb9b80e52d61d4f013c6bd8753b06807b411a428f09669c33
Formbook
b4b82d2154aa722ebcbc554e0be9beb41d9af35b590c9e72793b6e59bc389e62
Formbook
d37aa13c134ce2c1938ce9b4745cfe5af5c3b8348bc7b669731592596bef5e48
Formbook
e9c47cd72f9ee1fa189d8be6e0b8609613e27c3882b3f9aa6b3e5a2a21fe4246
Formbook
ebc008a7b326afef547049414a909b2120e6e09b560c67e4b79d173195180691
Formbook
+ 11'390 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:bus9 loader rat
Link:
https://tria.ge/reports/211119-jm4t4acfe7/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.navasoft.net/bus9/
Unpacked files
SH256 hash:
cadb869c9da06e796fc67272e1abef31b46a5f34ca75ee2d5541e326fe0b86a4
MD5 hash:
72ca43b2c63da0212e1627bc31c99f1a
SHA1 hash:
851f29640b7968649cb984c6c5840340449e76eb
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/e37b9cf8-af53-4290-9c33-e8b42eeec58c/
Parent samples :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 hash:
cc5c5860e83b708cd158454165cbeb714767119946049de5aa7677685be75c14
MD5 hash:
83cbea4dec6e5b64a85ee9b6f9ff7598
SHA1 hash:
5c1d12b792c32ba73b7bf2634da5e4d9fbcd7d4e
Link:
https://www.unpac.me/results/e37b9cf8-af53-4290-9c33-e8b42eeec58c/
SH256 hash:
a614fa64cdc947003e2896566de53512350093161550fa3e048c77dc97a19504
MD5 hash:
bc4cbe3cfd2a7c1026b182897b7db6fd
SHA1 hash:
56522ca42fdb1f17fb9698cea1d12f98e95ea09f
Link:
https://www.unpac.me/results/e37b9cf8-af53-4290-9c33-e8b42eeec58c/
SH256 hash:
ce50b9267e52d36420b01ad72bfa8f64c9d561d6ce1083e29aa68268a06815c4
MD5 hash:
04a9b418377b579d1eae263392ea9e89
SHA1 hash:
7e402d6b66996f071b86566c9f7e2e06d85be983
Link:
https://www.unpac.me/results/e37b9cf8-af53-4290-9c33-e8b42eeec58c/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/ce50b9267e52/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/ce50b9267e52d36420b01ad72bfa8f64c9d561d6ce1083e29aa68268a06815c4

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:pe_imphash
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Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
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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

Executable exe ce50b9267e52d36420b01ad72bfa8f64c9d561d6ce1083e29aa68268a06815c4

(this sample)

  
Dropped by
xloader
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/207509/

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