MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0a754c15f44f30d3d6828ff8cb6b26e9f0b579804c7fe5f783d7f766d1dea1bf. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
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SHA256 hash: 0a754c15f44f30d3d6828ff8cb6b26e9f0b579804c7fe5f783d7f766d1dea1bf
SHA3-384 hash: c13b3cb7b2c1e39663bcb68a722924ef6e5643eaafe5a3a379729d4fde38c1a2c489ef101582d8295384528763b7a6e4
SHA1 hash: 0698465d597adc23561338118856d9a72856c7ac
MD5 hash: 8206d7a8aa135ffedf71b72fe7d68f57
humanhash: low-four-nitrogen-steak
File name:8206d7a8aa135ffedf71b72fe7d68f57.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'006'592 bytes
First seen:2022-09-13 10:34:31 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:5LfezJnxvdMk+VsN2Hj5KYqpPTg0PcXXN2MIalUSFoMr1Xi1Q:5yFnd+VsN2HFqpPUacXNzIalUsrFkQ
TLSH T11B252B0721C549A5C17250BC24CCC5B74B6ADE45E63BC942BFC9BDAFF5B2F2846D22A0
TrID 69.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.9% (.EXE) Win64 Executable (generic) (10523/12/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.2% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 71d4f0f0f0f0d0f2 (11 x Formbook, 6 x AgentTesla, 5 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
347
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/309710/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.42577.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
67%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/63205db27d0be8881fb7fcc4/reports/b8d4af9b-8fae-4096-a6bc-cd8caed55ed9/overview
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/2bfb8928-6c45-46d5-8fcd-073e301ac6a8
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1069402
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
C2 URLs / IPs found in 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 domain / URL
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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 dnsIp2 2 Behavior Graph ID: 701933 Sample: ZdXVU34cYX.exe Startdate: 13/09/2022 Architecture: WINDOWS Score: 100 33 www.repecctehpamp.com 2->33 37 Multi AV Scanner detection for domain / URL 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 8 other signatures 2->43 11 ZdXVU34cYX.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\ZdXVU34cYX.exe.log, ASCII 11->31 dropped 55 Tries to detect virtualization through RDTSC time measurements 11->55 57 Injects a PE file into a foreign processes 11->57 15 ZdXVU34cYX.exe 11->15         started        18 ZdXVU34cYX.exe 11->18         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 20 explorer.exe 15->20 injected process9 dnsIp10 35 www.cryptobet365.xyz 54.38.219.144, 49739, 80 OVHFR France 20->35 45 System process connects to network (likely due to code injection or exploit) 20->45 47 Performs DNS queries to domains with low reputation 20->47 24 cmd.exe 20->24         started        signatures11 process12 signatures13 49 Modifies the context of a thread in another process (thread injection) 24->49 51 Maps a DLL or memory area into another process 24->51 53 Tries to detect virtualization through RDTSC time measurements 24->53 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/0a754c15f44f30d3d6828ff8cb6b26e9f0b579804c7fe5f783d7f766d1dea1bf/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-09-12 13:53:23 UTC
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bj2uyfpuj4ynhvucr74mw2zg5hylk6majr76l54d273wnuo6ug7q._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:os56 rat spyware stealer trojan
Link:
https://tria.ge/reports/220913-mmnpnafdd5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/a0be933d-2b3b-49e3-b1c6-efe4bde9b766
Unpacked files
SH256 hash:
71e0f0b85a357c6942c94ca85b28b039ba3fec74ff0ba9c748b0853642724e31
MD5 hash:
9d69770f12819d5fec89a06d42a4a1e9
SHA1 hash:
529dc07b1fae900f6f3a27da0d7db51533ed0e77
Detections:
FormBook
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win_formbook_auto
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win_formbook_g0
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Link:
https://www.unpac.me/results/826e1010-6393-46cb-bb02-165276e1166d/
Parent samples :
3b6ebee77ad8b21b22a9841ba224dd5f23091f9c6d6989c17640f0c7d0a5a759
690b0c5b2093f6bb09ab2756070951230809f4c33c2d4e5c9e17cf485bc91cfd
0a754c15f44f30d3d6828ff8cb6b26e9f0b579804c7fe5f783d7f766d1dea1bf
b0fb5dfefc02f70b63a1421dc68ef14470cebc829b3e2b8a80f1841a7cb15a6d
23359a0966dd37e8253645a13817a539160ab54d210bd80b4c171c38a08f0351
23beda953e432bd45e7fd658e81e56c4dd447eddc46c68a9bc2b6826e60771ab
b41c7492240cb3f10463e9d1bf6dbda274cb7558e859c69b446fc76df5bf9e88
eac6f1cd60fd24126270243083e2b49aa88d0699b2051fa38da18746ab1ad09d
2d575e7c0b687f3d09999ad34a2b8300b95e5bb93f424ec3c9e9e770f64c08e3
SH256 hash:
4bb024ac1d994871fc267c509d731b8449032885caac8187be446700901879fd
MD5 hash:
ae6410deceedb4bc31e29a3b91965925
SHA1 hash:
7f6b7f31ee1786c31e0b7979dcbd82c6aa0a4b3b
Link:
https://www.unpac.me/results/826e1010-6393-46cb-bb02-165276e1166d/
SH256 hash:
8b533ffaed24e0351e489b14aaac6960b731db189ce7ed0c0c02d4a546af8e63
MD5 hash:
dbc7be56e6e32349315170599c8b333f
SHA1 hash:
d8e5840e3574b87d435e55a65ac648e040871aee
Link:
https://www.unpac.me/results/826e1010-6393-46cb-bb02-165276e1166d/
SH256 hash:
0816c6ec2e2704e78e5da02ed1321681b29fc2483a0c751707a35851468c1043
MD5 hash:
ead2e3e0588d61017d43d13d16bfae2b
SHA1 hash:
cd4b5842269c05b433503a7a6b247ef17fd78de2
Link:
https://www.unpac.me/results/826e1010-6393-46cb-bb02-165276e1166d/
SH256 hash:
85fe3e2d9bad2b3e5c710685acc20c270bef3d5682a9086f4105bf24b6909940
MD5 hash:
6ff7349bce748063af301ff43b4ee548
SHA1 hash:
6887248f365e53e47cfefcac395f51bf595960d0
Link:
https://www.unpac.me/results/826e1010-6393-46cb-bb02-165276e1166d/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/826e1010-6393-46cb-bb02-165276e1166d/
SH256 hash:
0a754c15f44f30d3d6828ff8cb6b26e9f0b579804c7fe5f783d7f766d1dea1bf
MD5 hash:
8206d7a8aa135ffedf71b72fe7d68f57
SHA1 hash:
0698465d597adc23561338118856d9a72856c7ac
Link:
https://www.unpac.me/results/826e1010-6393-46cb-bb02-165276e1166d/
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/0a754c15f44f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/0a754c15f44f30d3d6828ff8cb6b26e9f0b579804c7fe5f783d7f766d1dea1bf

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 0a754c15f44f30d3d6828ff8cb6b26e9f0b579804c7fe5f783d7f766d1dea1bf

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/309710/
  
URLhaus
https://urlhaus.abuse.ch/url/2286568/
  
Delivery method
Distributed via web download

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