MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b4426970af41450092a479c0f387845540d168f2b3b3f42a1998f83b01997cee. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b4426970af41450092a479c0f387845540d168f2b3b3f42a1998f83b01997cee
SHA3-384 hash: bb0ee0e48104c5d2530a13b28623a548c7d87e8b1e3b5b40381742e04fc23ec21ada4cfe8e274c1b71f48eedf906fcb7
SHA1 hash: 68f97655ccf4c14896e259dcee832c048ed130f7
MD5 hash: 24fa9768014a79d9193de95aebdd6e4f
humanhash: fillet-colorado-stream-fix
File name:24fa9768014a79d9193de95aebdd6e4f.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'141'760 bytes
First seen:2021-08-13 08:08:37 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 24576:eueYJhOyF3fDUrFvVYaJJ18jt63rlBIx:LNNLUFDJ1salBIx
Threatray 7'724 similar samples on MalwareBazaar
TLSH T18435703C29BE223FC0A6D771CBE28C13B40168AF7121AD5594C7176E532AA5376C727E
dhash icon 70f0eab2e0ecf070 (15 x AgentTesla, 9 x Loki, 7 x Formbook)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
269
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
24fa9768014a79d9193de95aebdd6e4f.exe
Verdict:
Suspicious activity
Analysis date:
2021-08-13 08:24:20 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a2e23dd8-bf01-4197-906a-a071a6c90a49

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/178912/
Detection(s):
SecuriteInfo.com.Trojan.Siggen14.59996.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Result
Verdict:
UNKNOWN
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/d53b0c48-d835-4a74-a2a5-18cd73db5ead
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/832266
Signature
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)
Multi AV Scanner detection for submitted file
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
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 464694 Sample: RXLqZ8KOhV.exe Startdate: 13/08/2021 Architecture: WINDOWS Score: 100 37 www.jonathan-mandt.com 2->37 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Antivirus detection for URL or domain 2->51 53 6 other signatures 2->53 10 RXLqZ8KOhV.exe 3 2->10         started        signatures3 process4 file5 27 C:\Users\user\AppData\...\RXLqZ8KOhV.exe.log, ASCII 10->27 dropped 55 Uses ipconfig to lookup or modify the Windows network settings 10->55 57 Tries to detect virtualization through RDTSC time measurements 10->57 59 Injects a PE file into a foreign processes 10->59 14 RXLqZ8KOhV.exe 10->14         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 14->61 63 Maps a DLL or memory area into another process 14->63 65 Sample uses process hollowing technique 14->65 67 Queues an APC in another process (thread injection) 14->67 17 ipconfig.exe 14->17         started        21 explorer.exe 14->21 injected process9 dnsIp10 29 192.168.2.1 unknown unknown 17->29 39 Modifies the context of a thread in another process (thread injection) 17->39 41 Maps a DLL or memory area into another process 17->41 43 Tries to detect virtualization through RDTSC time measurements 17->43 23 cmd.exe 1 17->23         started        31 www.lucytime.com 160.124.11.194, 49729, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK South Africa 21->31 33 www.sonderbach.net 51.254.41.57, 49727, 80 OVHFR France 21->33 35 8 other IPs or domains 21->35 45 System process connects to network (likely due to code injection or exploit) 21->45 signatures11 process12 process13 25 conhost.exe 23->25         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b4426970af41450092a479c0f387845540d168f2b3b3f42a1998f83b01997cee/
Threat name:
Win32.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2021-08-13 08:09:09 UTC
AV detection:
16 of 46 (34.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wrbgs4fpifcqbevephaphb4ekvanc2hswoz7ikqztd4dwamzptxa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
00be04f3c179dd3a875ab77116512809a278a4df6fa6e8b3d2e989a50607b180
Formbook
639b60ea1b7a45599670bcc009ca98c0dcd5f231f65706b206456fb33e4217d3
Formbook
681986a550ac1bba8275516742b4589a7069f823e1b9902df466831d043e6a2b
Formbook
71ec0c91aeec5071da283d23bceb39800e9ad6c133bb6aef99d1302f47a4ada3
Formbook
78570fca1e6c0c1744c98077775fbb04d77e9acd34f80cb357f084ae14b97b92
Formbook
9bd1ece148b9ed05dc835703baa1acba77455de1a928b7f71b8a9af075485722
Formbook
a91be42c9c114a104e81719e728a94f3ba54dc619801beb22670f38524a1356f
Formbook
c9afe6904407e9b60e73edf93efbd932b6725f0f4f33306117ffc9854c21cae2
Formbook
dbd108633606663ffe38920ce2c74dee5e68fd23f510e644cfd358271099942c
Formbook
f3a5f73b6bef3d25071f3e2fb2f3c6402683d2770539e5b046bdc7b485ce3c0b
Formbook
+ 7'714 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:p2io loader rat
Link:
https://tria.ge/reports/210813-dyhl169dxa/
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.adultpeace.com/p2io/
Unpacked files
SH256 hash:
33ac6b8012ce739e72022086b5d39b7fc030c20fa72988f76957685509d5c041
MD5 hash:
83f8ae95a7e6f016f6b00482588086e6
SHA1 hash:
70392939d6d60a913b51084ec1d98eaae8ca4868
Link:
https://www.unpac.me/results/195a3090-0c59-4bac-b03f-a225f5265243/
SH256 hash:
4a384b84038db438426001ca6db3b7c9766193cfee96f5c9e78180f2adbbb978
MD5 hash:
b26e79765e397bf58dc4b8387975eb27
SHA1 hash:
bc227c0c2d0443b3ca6ff372feb4f5f1ec3326bd
Link:
https://www.unpac.me/results/195a3090-0c59-4bac-b03f-a225f5265243/
SH256 hash:
4616a9f45edafce801bf4cc60bf28ab6001cf94b81d9607a2e0a34e3f648f8db
MD5 hash:
4b672b6d5cbfc6486d0ac8f8af4481b9
SHA1 hash:
38b775d53204c7e63d67b83add3b95f193e796b3
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/195a3090-0c59-4bac-b03f-a225f5265243/
Parent samples :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 hash:
b4426970af41450092a479c0f387845540d168f2b3b3f42a1998f83b01997cee
MD5 hash:
24fa9768014a79d9193de95aebdd6e4f
SHA1 hash:
68f97655ccf4c14896e259dcee832c048ed130f7
Link:
https://www.unpac.me/results/195a3090-0c59-4bac-b03f-a225f5265243/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/b4426970af41/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/b4426970af41450092a479c0f387845540d168f2b3b3f42a1998f83b01997cee

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
Create hunting rule
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 b4426970af41450092a479c0f387845540d168f2b3b3f42a1998f83b01997cee

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1529904/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/178912/

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