MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2a1a01f7dbce9cae3601bcf859fd7984cfa761783f929448e59a90dd56f43fa9. 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: 16


Intelligence 16 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2a1a01f7dbce9cae3601bcf859fd7984cfa761783f929448e59a90dd56f43fa9
SHA3-384 hash: 1d6f59d1c0e5d30d243510026af2b7f272e7f84fe2d9955818117fc2b5adcaaea96c2cd731baf93b6c296b64339009ad
SHA1 hash: 0f85acb14033ffc19f4e66aa635624b618c37bcb
MD5 hash: 9d1251b033cbcb38b0f7af9fd0ed9492
humanhash: triple-colorado-ack-apart
File name:2a1a01f7dbce9cae3601bcf859fd7984cfa761783f929448e59a90dd56f43fa9
Download: download sample
Signature Formbook
Create hunting rule
File size:185'856 bytes
First seen:2023-04-20 10:15:33 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 3072:57zDwkP4+vmiRS3AEMXJRSrG/gvPH3G0fo9KrURw+27RCtHEXwz:1+kEABZ4rG/gv/3G0A984wb7QtHEgz
Threatray 2'725 similar samples on MalwareBazaar
TLSH T11204AE36D641C071F2B251B5F67D0B7B883D0E353295A1EAE3E119E06FA44E9B12A31F
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
234
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2a1a01f7dbce9cae3601bcf859fd7984cfa761783f929448e59a90dd56f43fa9
Verdict:
No threats detected
Analysis date:
2023-04-20 10:29:15 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/531de656-ae25-4661-bddb-2712ba04cd3b

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/383671/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Banker1.29984.UNOFFICIAL
Create hunting rule

Win.Malware.Formbook-7399661-0
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Win.Malware.Formbook-9951997-0
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Win.Malware.Formbook-9964980-0
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Result
Verdict:
Malware
Maliciousness:
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/644110e72efbb8b9c3f52a3f/reports/b804cbe1-7167-4830-a54d-3c039abf7d17/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/2a1a01f7dbce9cae3601bcf859fd7984cfa761783f929448e59a90dd56f43fa9
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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/db8dabe1-92e2-4e47-bcc3-b7e23306c90f
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1217989
Signature
Antivirus / Scanner detection for submitted sample
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
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 850981 Sample: X8vzjJF1aT.exe Startdate: 20/04/2023 Architecture: WINDOWS Score: 100 24 www.ewa-china.com 2->24 26 www.alfa-outlet.com 2->26 28 2 other IPs or domains 2->28 42 Snort IDS alert for network traffic 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 7 other signatures 2->48 10 X8vzjJF1aT.exe 2->10         started        signatures3 process4 signatures5 50 Modifies the context of a thread in another process (thread injection) 10->50 52 Maps a DLL or memory area into another process 10->52 54 Sample uses process hollowing technique 10->54 56 2 other signatures 10->56 13 explorer.exe 5 6 10->13 injected process6 dnsIp7 30 www.ewa-china.com 104.206.153.188, 49699, 80 EONIX-COMMUNICATIONS-ASBLOCK-62904US United States 13->30 32 515mowandsnow.com 76.223.105.230, 49701, 80 AMAZON-02US United States 13->32 34 3 other IPs or domains 13->34 58 System process connects to network (likely due to code injection or exploit) 13->58 17 chkdsk.exe 13->17         started        signatures8 process9 signatures10 36 Modifies the context of a thread in another process (thread injection) 17->36 38 Maps a DLL or memory area into another process 17->38 40 Tries to detect virtualization through RDTSC time measurements 17->40 20 cmd.exe 1 17->20         started        process11 process12 22 conhost.exe 20->22         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/2a1a01f7dbce9cae3601bcf859fd7984cfa761783f929448e59a90dd56f43fa9/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-04-20 10:16:09 UTC
File Type:
PE (Exe)
AV detection:
22 of 24 (91.67%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=finad563z2ok4nqbxt4ft7lzqth2oylyh6jjishftkin2vxuh6uq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1da1d27f8c3f4188f1767f87ae85c14e1fda3fa80142af97697864580f1a2397
Formbook
2c20e13c644886b403df4ba49657c0d032eb34655b7f7d46aeffcf9fdfc9c1e0
Formbook
3077abc4b785271fc43389f94cee024de4fd4d3d7f4ada5c569a9aca09374a9d
Formbook
3c081233757b9e6b0c3b74db106fb9778b2bcef8a708fc642f3e2c4e6eb74410
Formbook
4c817012f18358469290ab2d534a7670dbd7769499cfafa327b5f7afca8c3552
Formbook
59162d6533d5d56ceedd3f8a24e85e75cd198c72db5719188a4a582752d7fbe4
Formbook
ab0b1f056d4030a9988c12df83064169e07f5cd2a9e7c51833ff057d2d8eedf3
Formbook
fd1e8b3716764f552b7350c4612cfc64b152ded240b6f2a38426d43efeabc7b2
Formbook
ffe3bd82c51fad6a9fb150b18a7522e2495925a1ebd78942af78cd6e23580282
Formbook
+ 2'715 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:de08 rat
Link:
https://tria.ge/reports/230420-masg3sbb5x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Unpacked files
SH256 hash:
2a1a01f7dbce9cae3601bcf859fd7984cfa761783f929448e59a90dd56f43fa9
MD5 hash:
9d1251b033cbcb38b0f7af9fd0ed9492
SHA1 hash:
0f85acb14033ffc19f4e66aa635624b618c37bcb
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/635d780d-06d4-4dce-92c1-f4bb36eb720a/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2a1a01f7dbce/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/2a1a01f7dbce9cae3601bcf859fd7984cfa761783f929448e59a90dd56f43fa9

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Malspam

Formbook

Executable exe 2a1a01f7dbce9cae3601bcf859fd7984cfa761783f929448e59a90dd56f43fa9

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/383671/

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