MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1e053c6bce5db98306f6795783016d7d94aaac748c80798210d7932e0c248d61. 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: 18


Intelligence 18 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1e053c6bce5db98306f6795783016d7d94aaac748c80798210d7932e0c248d61
SHA3-384 hash: b8c0543af478daf2aa6c4df079db7515638fd389d291907c5efd8657117f1523cf0e46763f39ce219d92379d40936f21
SHA1 hash: 53d0fdcb6b9f8928618da878f3bc62212918da1e
MD5 hash: 48729dc0682876c7c4a8ca6e50763b03
humanhash: uncle-four-bakerloo-sad
File name:48729dc0682876c7c4a8ca6e50763b03.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:618'496 bytes
First seen:2023-10-18 06:32:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:ozfqBSkkSPn4HcwyLF5cuyTfYHXG6IBI:oT6SkkQ4jyLFGY3T
Threatray 95 similar samples on MalwareBazaar
TLSH T168D4126423A8EB5ED4B91BF98621E310CBF56402A93AE76C1E8804DF4777F68D510F93
TrID 61.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.1% (.SCR) Windows screen saver (13097/50/3)
8.9% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon cccccccccccc3345 (17 x AgentTesla, 5 x Formbook, 1 x Loki)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
289
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
PO340143.doc
Verdict:
Malicious activity
Analysis date:
2023-10-16 07:27:35 UTC
Tags:
exploit cve-2017-11882 loader formbook xloader
Link:
https://app.any.run/tasks/f6639ea5-524f-4d58-9716-b474861ef57c

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/455593/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/652f7c2410dbe5fb92cd5ea4/reports/5aadaea9-ee15-433e-8129-de9ad3edfcb2/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/1e053c6bce5db98306f6795783016d7d94aaac748c80798210d7932e0c248d61
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/bfd80ee1-b2a7-4da6-998c-a83e698e2da3
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
n/a
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1327828
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
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: 1327828 Sample: z9VzpR9Fmf.exe Startdate: 18/10/2023 Architecture: WINDOWS Score: 100 34 www.toulouse.gold 2->34 36 www.thepositivitypulse.com 2->36 38 14 other IPs or domains 2->38 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 9 other signatures 2->48 11 z9VzpR9Fmf.exe 3 2->11         started        signatures3 process4 signatures5 56 Tries to detect virtualization through RDTSC time measurements 11->56 14 z9VzpR9Fmf.exe 11->14         started        process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 11 1 14->17 injected process8 dnsIp9 28 www.toulouse.gold 146.59.209.152, 49723, 80 OVHFR Norway 17->28 30 www.thepositivitypulse.com 172.67.181.92, 49716, 80 CLOUDFLARENETUS United States 17->30 32 5 other IPs or domains 17->32 40 System process connects to network (likely due to code injection or exploit) 17->40 21 colorcpl.exe 17->21         started        signatures10 process11 signatures12 50 Modifies the context of a thread in another process (thread injection) 21->50 52 Maps a DLL or memory area into another process 21->52 54 Tries to detect virtualization through RDTSC time measurements 21->54 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1e053c6bce5db98306f6795783016d7d94aaac748c80798210d7932e0c248d61
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/1e053c6bce5db98306f6795783016d7d94aaac748c80798210d7932e0c248d61/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-10-16 06:15:10 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
21 of 38 (55.26%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=dycty26olw4ygbxwpflygalnpwkkvldursahtaqq26js4dbervqq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
0261bba1b146e0ab0e7fc470b2734574039afc12f98e57cb16d7d08056e969cb
Formbook
08cd8549926ebf2917a0191018a82cfd45e66461361d9cbbd4a36507f502eb35
Formbook
0b97c43d0eb22c21c8c4be37b6b45a1fd2acc9aa8c2a30012a06c2a0fb23a1f2
Formbook
15426243aa8d60c8592a759e72f42ee2b1d9f2cbf96018c565ce70fd6778ca33
Formbook
3e1c698228509853ff20630c605525450e37d2741f7137b3784a21d4e5d7a998
Formbook
4aab06d62b7be6864a2844428af16f335fee3713ef63ebf637540275f40ffd3e
Formbook
55080fee4ee4ead649f0e1e4f4fed140e91dbe7b372adc0ff110994655d956cf
Formbook
62903469e69d822aaf737b1dee1aed354de510ede2e25fbcd9fff3a55b24916a
Formbook
af3da7cad17a62ffd55dff83580e4f63697bf6e73faec62269c6f6b80fd8516c
Formbook
b8e44f4a0d92297c5bb5b217c121f0d032850b38749044face2b0014e789adfb
Formbook
+ 85 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:btrd rat spyware stealer trojan
Link:
https://tria.ge/reports/231018-ha7vjsca3x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
dc1640a58e9fea5bfa7f6345a1c4c30b240225cc63f34fdb389af6ece1c5a007
MD5 hash:
b80e4dff0fc7c0b2fc2455aee3273485
SHA1 hash:
2e8ecd4015704c7fa7cd039accf3dd4c6547ca63
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/e0712ac0-66a2-48cf-9b08-6112b5e79515/
Parent samples :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 hash:
b1270dc9ec3f22c6fd2296239426ac7c48589589580d4a1b3da8188920b22a63
MD5 hash:
5c904da8528cfb1b87b15a6aa7c059cd
SHA1 hash:
f0a192969485d1bc34bf52adf37d9c20176d6b85
Link:
https://www.unpac.me/results/e0712ac0-66a2-48cf-9b08-6112b5e79515/
SH256 hash:
be4b62dde8ea819da76e898b0e64a7858be2e5f598233ed0d5474e0996db52b1
MD5 hash:
9aa83a0233f21419a96f5a1201adb4aa
SHA1 hash:
7fa0fe91070505550da96f11698259749ba824db
Link:
https://www.unpac.me/results/e0712ac0-66a2-48cf-9b08-6112b5e79515/
SH256 hash:
28252cc72c58efd87b99fbad2aa155f541a853f0fc5e89c01c4d319a9d1e8a2d
MD5 hash:
68bd8d1df93b726a40e99b33ecaed1e6
SHA1 hash:
52e2067dbf4e5ab871e8839d39b5fcef4cf9a40d
Link:
https://www.unpac.me/results/e0712ac0-66a2-48cf-9b08-6112b5e79515/
SH256 hash:
1e053c6bce5db98306f6795783016d7d94aaac748c80798210d7932e0c248d61
MD5 hash:
48729dc0682876c7c4a8ca6e50763b03
SHA1 hash:
53d0fdcb6b9f8928618da878f3bc62212918da1e
Link:
https://www.unpac.me/results/e0712ac0-66a2-48cf-9b08-6112b5e79515/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/1e053c6bce5db98306f6795783016d7d94aaac748c80798210d7932e0c248d61

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:NET
Create hunting rule
Author:malware-lu
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 1e053c6bce5db98306f6795783016d7d94aaac748c80798210d7932e0c248d61

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2718521/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/455593/

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