MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e9843d569f5bdca339208ffb80c5c0c9a92f20c85828d03b5cdfc9c37bbd598e. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: e9843d569f5bdca339208ffb80c5c0c9a92f20c85828d03b5cdfc9c37bbd598e
SHA3-384 hash: 52aab6cf98808580d3e5fb0f6b5ffed17da62ef041b2e1d1e959c5990efcce390e184b4c7300c3f05f9ee2b7a09403f0
SHA1 hash: 48130a44b06eb2f78d993c5b95f50440c1724b76
MD5 hash: be21e8743ff61968060fb9714cdf0094
humanhash: rugby-carolina-william-neptune
File name:be21e8743ff61968060fb9714cdf0094.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:458'752 bytes
First seen:2022-01-19 09:07:31 UTC
Last seen:2022-01-19 10:44:31 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:fNzbXdLtMThoyBIyg9wxr8opnjsWazIDGK/m1ly9:xd5MV8ygwrbpjPazISK/T
TLSH T1B3A4F16417ECC218DAAE57F8EC66015043B9F7032563F70D2B85B0EA3D23B599A5237B
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
216
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/220565/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.24687.30477.32268.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe obfuscated packed remote.exe replace.exe update.exe
Link:
https://www.filescan.io/uploads/61e7d4f6f81da814af8ed98f/reports/e3f9e327-b320-42e8-9143-25d4e7f74788/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/f2d0ef5f-7926-44c1-8e2f-6f742402c90d
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/923247
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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 signatures2 2 Behavior Graph ID: 555727 Sample: 8djEliwn8o.exe Startdate: 19/01/2022 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 9 other signatures 2->42 10 8djEliwn8o.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\8djEliwn8o.exe.log, ASCII 10->28 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 14 8djEliwn8o.exe 10->14         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.mamm-hummel.com 66.151.174.10, 49751, 80 DEDIPATH-LLCUS United States 17->30 32 spares245.com 65.21.137.234, 49754, 80 CP-ASDE United States 17->32 34 2 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 msdt.exe 17->21         started        signatures10 process11 signatures12 46 Self deletion via cmd delete 21->46 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50 52 Tries to detect virtualization through RDTSC time measurements 21->52 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/e9843d569f5bdca339208ffb80c5c0c9a92f20c85828d03b5cdfc9c37bbd598e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-01-19 09:08:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:bt33 rat spyware stealer trojan
Link:
https://tria.ge/reports/220119-k3xamagfbj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Unpacked files
SH256 hash:
4f1532705d87c6986e6ee1427235d0ee9059cda1ed8d65d43c6be83eafba6aeb
MD5 hash:
4f89eed7ee99cfa1f0729c1c41039c6a
SHA1 hash:
2e017cec0c10f45d63e6cb1ea236d11df2693875
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/065343ff-e125-426f-a8a3-1e6c4f6772d4/
Parent samples :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 hash:
32ae121dc4080800855e424910d468824e7eefbee7104881ec0bb485782dac35
MD5 hash:
3a11e57a5e80617ca3303e8694db3388
SHA1 hash:
4f55004d926d5c32a9d4d62cab4106ffc97e0413
Link:
https://www.unpac.me/results/065343ff-e125-426f-a8a3-1e6c4f6772d4/
SH256 hash:
12bed95bce486d168d0700d136cf2031b9b25b76b8f997b57e819af3e6144b99
MD5 hash:
385e05801f9c78366af4a0693584d2d2
SHA1 hash:
303da3db723b6744b99b64071d58ba3098a74904
Link:
https://www.unpac.me/results/065343ff-e125-426f-a8a3-1e6c4f6772d4/
SH256 hash:
e9843d569f5bdca339208ffb80c5c0c9a92f20c85828d03b5cdfc9c37bbd598e
MD5 hash:
be21e8743ff61968060fb9714cdf0094
SHA1 hash:
48130a44b06eb2f78d993c5b95f50440c1724b76
Link:
https://www.unpac.me/results/065343ff-e125-426f-a8a3-1e6c4f6772d4/
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/e9843d569f5bdca339208ffb80c5c0c9a92f20c85828d03b5cdfc9c37bbd598e

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: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 e9843d569f5bdca339208ffb80c5c0c9a92f20c85828d03b5cdfc9c37bbd598e

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1962740/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/220565/

Comments