MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 95c739685ac483d14260c45fef84686d505802b2a546531652de4b35b54ea8eb. 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 2 File information Comments
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SHA256 hash: 95c739685ac483d14260c45fef84686d505802b2a546531652de4b35b54ea8eb
SHA3-384 hash: e3341de7749904ef57a92b221a43a7ea5e255e7388d8b2915a383035ba8ef9483c8c5c75bc406bf3f19a7dc2be9217d7
SHA1 hash: 8e4e9fdc983d4e3f46583be128dfca33f1fa8fca
MD5 hash: 19ac3131381671dc934bbd1597fd723f
humanhash: south-sweet-california-florida
File name:19ac3131381671dc934bbd1597fd723f.exe
Download: download sample
Signature Formbook
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File size:615'936 bytes
First seen:2023-07-26 15:33:14 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:3f2iN2GULOE+JoazlTxeMpjhOkXtExXwWHbA02/x6NLvmnXmg5k8W:3f1xULqJVBIkjhN9EqAbVWx4i2g5k8
TLSH T1C0D41221A1AC6F21DAB413F55A9098110BF5F90FA635E70A5DD532EB8B23B2017D2F4B
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
260
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
19ac3131381671dc934bbd1597fd723f.exe
Verdict:
Suspicious activity
Analysis date:
2023-07-26 15:54:40 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0079202d-176c-46c6-bb7c-80834fa46d9a

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/434113/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.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
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/95c739685ac483d14260c45fef84686d505802b2a546531652de4b35b54ea8eb
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/01f0d0bf-d8df-4582-b254-62cad002eb6c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1280373
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
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)
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: 1280373 Sample: d2x3Q50g86.exe Startdate: 26/07/2023 Architecture: WINDOWS Score: 100 31 www.glamvoyager.com 2->31 39 Snort IDS alert for network traffic 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 7 other signatures 2->45 11 d2x3Q50g86.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\d2x3Q50g86.exe.log, ASCII 11->29 dropped 55 Tries to detect virtualization through RDTSC time measurements 11->55 57 Injects a PE file into a foreign processes 11->57 15 d2x3Q50g86.exe 11->15         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 18 explorer.exe 1 1 15->18 injected process9 dnsIp10 33 www.zxsh8.top 188.114.97.7, 49705, 80 CLOUDFLARENETUS European Union 18->33 35 welat-teach.com 45.87.81.156, 49704, 80 AS-HOSTINGERLT Lithuania 18->35 37 2 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 22 svchost.exe 18->22         started        signatures11 process12 signatures13 49 Modifies the context of a thread in another process (thread injection) 22->49 51 Maps a DLL or memory area into another process 22->51 53 Tries to detect virtualization through RDTSC time measurements 22->53 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/95c739685ac483d14260c45fef84686d505802b2a546531652de4b35b54ea8eb/
Threat name:
Win32.Trojan.CrypterX
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Status:
Malicious
First seen:
2023-07-26 05:43:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
23 of 37 (62.16%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=sxdts2c2ysb5cqtayrp67bdinvifqavsuvdfgfss3zftlnkovdvq._file
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:ge83 rat spyware stealer trojan
Link:
https://tria.ge/reports/230726-szrjzadf76/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
39c1213b71830dc3dbe542230f65109a68028a5f80c177918422a94c8efe25d4
MD5 hash:
b075ba1483d921aaf145aa40752897b5
SHA1 hash:
6f38c9ad869f9db7b3c412326b21eb6dde9edd9d
Detections:
FormBook
Create hunting rule
win_formbook_w0
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win_formbook_auto
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win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/ab42b766-f06e-4011-b1ce-f6920b67e103/
Parent samples :
62d79b7612daa665c7f2769bad890f7d42fc26849f0baa1c596e601b0a724057
d088a3c1bbc7b1c97e5ce94d4a2e1f8ed7fcf7cef8e2b21d70ee15bb3f49d509
c013e9e4bb6f07f8da27bedef4ca4e0b99790a4777e00692da5c8e78e47eb70c
0678008b99744da75d64b17e189a5f8934780a0ddf2384d8c24e4240f796dc34
68f739e8cec56189a152729584f046954f13e32426331970eb755538a8008f1c
3868bc3ad364e26eb6a690198293725275ac8d1f9105cc1a72e206f82816aedf
c7f690c33e83ce246c48b918864dae66b4b6964116046cfa34de6bd3a81c2964
95c739685ac483d14260c45fef84686d505802b2a546531652de4b35b54ea8eb
a06ac680f7c3454cdfe9e777f1dc9e6867e3556d323986c428aead576d2ede5c
17da5b241a7c1a77d644c46063b11af84dbf96b2986e4c4c0b9b56c1689ae524
b723fa6187dd823012646cc23268f9a05550e8fb5018110df4ef24fa995d2141
05189b12acbe98448200d07fb553f915a88cd57ca1115bde87fba0dc77cc5f39
a16bbcd964ae89f1cae59ed66c22f1009830c91db528215972952d97433bfb71
bbd52311d6f6fcc5e1c1296fb53932cac1445ed4d3fe3872a2a8de1f83bd1bf0
651a4c3e35b647788a3eb33862d90bc7d58912e6e99ffb8a7bd4c759634fe67b
SH256 hash:
2658b2da748c72d7856385937b7dc6834b087268026015c09bf1a412498f0364
MD5 hash:
18bfe6808a501b683d3d83e409efb88b
SHA1 hash:
ff7712bab7290e990752b11fe9cb25fb8b2625e5
Link:
https://www.unpac.me/results/ab42b766-f06e-4011-b1ce-f6920b67e103/
SH256 hash:
53f2ad060cf771aa4f197df5789cee95959480c244a0b392bb450c8ce7311d77
MD5 hash:
37e82d3e2864e27b34f5fbacaea759c3
SHA1 hash:
a87024a466e052bff09a170bb8c6f374f6c84c32
Link:
https://www.unpac.me/results/ab42b766-f06e-4011-b1ce-f6920b67e103/
SH256 hash:
1bf69033e97a8ad8d59469dd2f1aa57bab7461345e9993acc83afa48029c95ac
MD5 hash:
58419415321b3303da79fcd299874125
SHA1 hash:
a7a4c4fb47ccefd232a543219e2f4e0e12520912
Link:
https://www.unpac.me/results/ab42b766-f06e-4011-b1ce-f6920b67e103/
SH256 hash:
95c739685ac483d14260c45fef84686d505802b2a546531652de4b35b54ea8eb
MD5 hash:
19ac3131381671dc934bbd1597fd723f
SHA1 hash:
8e4e9fdc983d4e3f46583be128dfca33f1fa8fca
Link:
https://www.unpac.me/results/ab42b766-f06e-4011-b1ce-f6920b67e103/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/95c739685ac4/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/95c739685ac483d14260c45fef84686d505802b2a546531652de4b35b54ea8eb

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
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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.

Web download

Formbook

Executable exe 95c739685ac483d14260c45fef84686d505802b2a546531652de4b35b54ea8eb

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2676804/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/434113/

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