MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 59dfc7b23638bdecf18820f02997f0065b139d6e1b0ac0628b51ad4aef0a57d5. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 59dfc7b23638bdecf18820f02997f0065b139d6e1b0ac0628b51ad4aef0a57d5
SHA3-384 hash: bd5b8a5a842be5d78302fc554f8f3d9b6b2928b10f554175987869ea72ded4885badd9b4e56ea35f4d0be768ebd77d59
SHA1 hash: 17dc9d430af3f2a6d7b2f7e45845a25a85b10f96
MD5 hash: bbb95b7fa85fc8a5ed036b545d1818d8
humanhash: paris-triple-arizona-harry
File name:SecuriteInfo.com.Trojan.Inject4.8646.28415.18328
Download: download sample
Signature Formbook
Create hunting rule
File size:691'712 bytes
First seen:2021-03-12 20:44:00 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:ylhLOX/o2sJco5rNYBxLCsnJxJy+yjzq17EjSg2YbVDwrytEK:yPEwM5Jby+yfqpEOwDp3
Threatray 4'236 similar samples on MalwareBazaar
TLSH A2E4AE3136EA9218F173AF751BE075819BFFF6237716D45D2890038A4722E81CE9277A
Reporter SecuriteInfoCom
Tags:FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
127
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
copia de pago_9485.xlsx
Verdict:
Malicious activity
Analysis date:
2021-03-12 17:20:08 UTC
Tags:
encrypted exploit CVE-2017-11882
Link:
https://app.any.run/tasks/21e21005-4234-498b-8ec5-8c07761e3bd7

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/124000/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.8646.28415.18328.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/638277
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
.NET source code references suspicious native API functions
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)
Multi AV Scanner detection for submitted file
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/59dfc7b23638bdecf18820f02997f0065b139d6e1b0ac0628b51ad4aef0a57d5/
Threat name:
ByteCode-MSIL.Trojan.Sudloader
Create hunting rule
Status:
Malicious
First seen:
2021-03-12 18:51:49 UTC
AV detection:
20 of 28 (71.43%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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06fa1b160e322bd7710c9110b1e4e873795b5c2680b8bbe70bbaf23484533459
Formbook
11f06223417d6045acaa15cf7f5515d9afdfc23590c9cd021c2ae90a736bb6cd
Formbook
12e42bff4fa377032623342ac1f23a5c87225a40ef8b900cbb06ae4bd203864d
Formbook
3d3095586bf72d6b631e44681654c68707a6f07987b02e367e7d88ac9ddab77c
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43aa01ebbd20c81ee60bd5b6bacabcdd0a84e0aeb892c0ea18383261dbcdb0fb
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92ddc88d7c1bde849c18747f4fcd526c240a81efe9c74ee1dcaa4a72ecc9ac3a
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b12941d367baf1228f6d262c4696b267cd1d36e600742aaf1fee00582fe1ea07
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c8aaa220adc918c9972a9c588db765290bf51553bed7da48c604d188136d3073
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e3670bfc1db6fb7223bb6b231ef4c3afd9d34de1d8f87b7a8e7a4cb27cfaa37d
Formbook
f39b9e8c4a9aa6d8cd9f069e8a8ee81a3f666e07071f2b4673aa42633026736c
Formbook
+ 4'226 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210312-hvkrqr5enn/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.basiclablife.com/8zdn/
Unpacked files
SH256 hash:
da3a99534824255ff1ec7683cc02bb4de7086b7ac0d4b69205434638c50510b3
MD5 hash:
ca7979e7723dfb802f49395076754b11
SHA1 hash:
3143a40ad67116cba11d167dc1eaffed6fce4b07
Link:
https://www.unpac.me/results/ba85cbe3-db3e-402a-981f-f499bec8d00b/
SH256 hash:
59dfc7b23638bdecf18820f02997f0065b139d6e1b0ac0628b51ad4aef0a57d5
MD5 hash:
bbb95b7fa85fc8a5ed036b545d1818d8
SHA1 hash:
17dc9d430af3f2a6d7b2f7e45845a25a85b10f96
Link:
https://www.unpac.me/results/ba85cbe3-db3e-402a-981f-f499bec8d00b/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Kryptik
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/59dfc7b23638bdecf18820f02997f0065b139d6e1b0ac0628b51ad4aef0a57d5

File information

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

Web download

Formbook

Executable exe 59dfc7b23638bdecf18820f02997f0065b139d6e1b0ac0628b51ad4aef0a57d5

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1063656/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/124000/

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