MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7a0cd1587a69eaf31f745c4f39b0bfbbfbf23f1d1b483b1448da6b90fdaf6caa. 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: 13


Intelligence 13 IOCs YARA 3 File information Comments 1
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SHA256 hash: 7a0cd1587a69eaf31f745c4f39b0bfbbfbf23f1d1b483b1448da6b90fdaf6caa
SHA3-384 hash: 503be13d290260126c1a68272fd6f1d6dd28c5e593aa823fa75e5149f6b96e2d637be24983c5f381e7bc1d857fde1c2b
SHA1 hash: d0ccf7375cdf29e0071dce6fe8405d0007f51e94
MD5 hash: b7d948e18b116624ee4a0e2e4c6e21e9
humanhash: william-william-grey-yellow
File name:b7d948e18b116624ee4a0e2e4c6e21e9
Download: download sample
Signature Formbook
Create hunting rule
File size:589'312 bytes
First seen:2021-11-25 21:21:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'599 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:jnm31gW74bEFOslQNZ6ZC4nzpzmec3s/AJ:bm3KWE4Fll3jnNyp
Threatray 11'648 similar samples on MalwareBazaar
TLSH T1B7C4D0A03AB8C817E77080B9D1B0D2BB4BB0716D1EE5C7427CED6A9F7659B607C58312
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
148
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b7d948e18b116624ee4a0e2e4c6e21e9
Verdict:
Malicious activity
Analysis date:
2021-11-25 21:26:52 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f4f81611-8bf7-4db0-b757-3bf7e07da1e9

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Detection(s):
SecuriteInfo.com.Artemis94E5EB9F1122.4572.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
75%
Tags:
fareit gorgon obfuscated packed
Link:
https://www.filescan.io/uploads/619ffe7df36138de3f3d41a9/reports/449e172e-eb57-4461-aa2b-7a0daa058757/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/f9791cdd-8252-4372-a024-51562ce8a6c8
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/896383
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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: 528861 Sample: k5RK7H1oSH Startdate: 25/11/2021 Architecture: WINDOWS Score: 100 31 www.waybunch.com 2->31 33 www.scion-go-getter.com 2->33 35 3 other IPs or domains 2->35 37 Found malware configuration 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 5 other signatures 2->43 11 k5RK7H1oSH.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\k5RK7H1oSH.exe.log, ASCII 11->29 dropped 53 Tries to detect virtualization through RDTSC time measurements 11->53 55 Injects a PE file into a foreign processes 11->55 15 k5RK7H1oSH.exe 11->15         started        signatures6 process7 signatures8 57 Modifies the context of a thread in another process (thread injection) 15->57 59 Maps a DLL or memory area into another process 15->59 61 Sample uses process hollowing technique 15->61 63 Queues an APC in another process (thread injection) 15->63 18 explorer.exe 15->18 injected process9 process10 20 control.exe 18->20         started        signatures11 45 Self deletion via cmd delete 20->45 47 Modifies the context of a thread in another process (thread injection) 20->47 49 Maps a DLL or memory area into another process 20->49 51 Tries to detect virtualization through RDTSC time measurements 20->51 23 cmd.exe 1 20->23         started        25 explorer.exe 1 175 20->25         started        process12 process13 27 conhost.exe 23->27         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/7a0cd1587a69eaf31f745c4f39b0bfbbfbf23f1d1b483b1448da6b90fdaf6caa/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-11-18 19:49:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
91a166f9a29ad832c9640078210a47e5afa928ab1a79a7b40d3b358e9c8bc5d5
Formbook
92206b9fa1251b589ab6d14b4828cafe0ec9d9b44df469602b7d3d1ed16ae0e8
Formbook
945e623b814b647326ed96bc5be37010053fdc50f9dce11d96e408c22a8afd4a
Formbook
99889ef9126eddb7fee40e181c9832c734f8cef74736e2c577438300b468751c
Formbook
bfd45290f3080da5b5810624d5dd8b24bc6c95731201740545be2b440941344e
Formbook
cae28876b4d13e974995f686d84fdb7e48b4eb583e76cdd53f393dc8921faa63
Formbook
fafcee9b031f24dbd150b43afbb5cac24bbdccfa4125f4f3017bdd8e94926e9e
Formbook
+ 11'638 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:mwev loader rat
Link:
https://tria.ge/reports/211125-z7wl8agggq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.scion-go-getter.com/mwev/
Unpacked files
SH256 hash:
0c11575232a84acd1d6d0b4fe8f9b6009cbaca05245212d909225604ea98c951
MD5 hash:
5601213aece87a7070bd0a1a420b69e4
SHA1 hash:
6d3d6dfa1b04fcf41f2c685b99366a228dcd86a5
Detections:
win_formbook_g0
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win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/2b6d1d5a-9c96-497a-83b8-3ebbc7bb6092/
Parent samples :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 hash:
85548434fcd6f33b859fae51af64d705b5e4a95986ce0e98a265a0f0b611182d
MD5 hash:
5bbf0cc0976589b56981a38ea8817c17
SHA1 hash:
ab999c0402e8589a87a23a6782b76050a9237104
Link:
https://www.unpac.me/results/2b6d1d5a-9c96-497a-83b8-3ebbc7bb6092/
SH256 hash:
cc5c5860e83b708cd158454165cbeb714767119946049de5aa7677685be75c14
MD5 hash:
83cbea4dec6e5b64a85ee9b6f9ff7598
SHA1 hash:
5c1d12b792c32ba73b7bf2634da5e4d9fbcd7d4e
Link:
https://www.unpac.me/results/2b6d1d5a-9c96-497a-83b8-3ebbc7bb6092/
SH256 hash:
7a0cd1587a69eaf31f745c4f39b0bfbbfbf23f1d1b483b1448da6b90fdaf6caa
MD5 hash:
b7d948e18b116624ee4a0e2e4c6e21e9
SHA1 hash:
d0ccf7375cdf29e0071dce6fe8405d0007f51e94
Link:
https://www.unpac.me/results/2b6d1d5a-9c96-497a-83b8-3ebbc7bb6092/
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/7a0cd1587a69eaf31f745c4f39b0bfbbfbf23f1d1b483b1448da6b90fdaf6caa

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:pe_imphash
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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 7a0cd1587a69eaf31f745c4f39b0bfbbfbf23f1d1b483b1448da6b90fdaf6caa

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1817756/
Cape
Cape
https://www.capesandbox.com/analysis/209514/

Comments


Avatar
zbet commented on 2021-11-25 21:21:37 UTC

url : hxxp://192.210.173.90/windows/vbc.exe