MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98bd201c6a1ae16ccce5009af1cc3ec5b0dd46c31f1b814c93f91bc1376dc3cf. 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: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 98bd201c6a1ae16ccce5009af1cc3ec5b0dd46c31f1b814c93f91bc1376dc3cf
SHA3-384 hash: b7ded62358521fa8a1a06738845dcc641abcf54333a36aa8d00cbb60619e9bccedb4c0c9bec767c49ad9db74bbc15807
SHA1 hash: 86d102106a7586d2877d69b47c75efefea0d1ee9
MD5 hash: 0d7e86153e2fd4c6cf85931928a9ea97
humanhash: two-lake-carolina-undress
File name:0d7e86153e2fd4c6cf85931928a9ea97.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:22'336 bytes
First seen:2022-10-26 10:12:28 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 384:fjUYtOF4NQGn2ug08ZpHzGovUJAYkr5kYZFP:jhn2ug0iRPPrk+FP
Threatray 261 similar samples on MalwareBazaar
TLSH T1E4A27D9A7F88768DCA12C6B12472B60F0AFC96B1A79343D63C88F40A4D1335D25736B7
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 30b2c4c8c8c4b030 (53 x Formbook, 41 x RemcosRAT, 20 x AgentTesla)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
246
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
0d7e86153e2fd4c6cf85931928a9ea97.exe
Verdict:
Malicious activity
Analysis date:
2022-10-26 10:18:24 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/7a3d2aae-7335-43f6-8360-e1b26f3d0cd3

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/324338/
Detection(s):
SecuriteInfo.com.UntrustedCertificate.Aichost.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Launching a process
Creating a file
Searching for synchronization primitives
Sending an HTTP GET request
Reading critical registry keys
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Forced shutdown of a system process
Stealing user critical data
Unauthorized injection to a system process
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/bc48d2d4-db5e-4efa-9297-a0bcc64fbba1
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1098268
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
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)
Multi AV Scanner detection for domain / URL
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 730920 Sample: YfOCMktygc.exe Startdate: 26/10/2022 Architecture: WINDOWS Score: 100 31 www.funcfin.me.uk 2->31 33 funcfin.me.uk 2->33 47 Snort IDS alert for network traffic 2->47 49 Multi AV Scanner detection for domain / URL 2->49 51 Malicious sample detected (through community Yara rule) 2->51 53 6 other signatures 2->53 9 YfOCMktygc.exe 15 3 2->9         started        signatures3 process4 dnsIp5 41 uiu-auzq5.tk 162.144.81.198, 443, 49703, 49704 UNIFIEDLAYER-AS-1US United States 9->41 29 C:\Users\user\AppData\...\YfOCMktygc.exe.log, CSV 9->29 dropped 65 Writes to foreign memory regions 9->65 67 Allocates memory in foreign processes 9->67 69 Injects a PE file into a foreign processes 9->69 14 CasPol.exe 9->14         started        17 CasPol.exe 9->17         started        19 CasPol.exe 9->19         started        file6 signatures7 process8 signatures9 71 Modifies the context of a thread in another process (thread injection) 14->71 73 Maps a DLL or memory area into another process 14->73 75 Sample uses process hollowing technique 14->75 77 Queues an APC in another process (thread injection) 14->77 21 explorer.exe 14->21 injected process10 dnsIp11 35 www.fluyama.com 217.160.0.249, 49708, 49709, 80 ONEANDONE-ASBrauerstrasse48DE Germany 21->35 37 www.casualshoes-d.site 64.190.63.111, 49712, 49713, 80 NBS11696US United States 21->37 39 14 other IPs or domains 21->39 55 System process connects to network (likely due to code injection or exploit) 21->55 25 rundll32.exe 13 21->25         started        signatures12 process13 dnsIp14 43 www.scupstate4sale.com 25->43 45 www.4222e.com 25->45 57 System process connects to network (likely due to code injection or exploit) 25->57 59 Tries to steal Mail credentials (via file / registry access) 25->59 61 Tries to harvest and steal browser information (history, passwords, etc) 25->61 63 2 other signatures 25->63 signatures15
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/98bd201c6a1ae16ccce5009af1cc3ec5b0dd46c31f1b814c93f91bc1376dc3cf/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2022-10-26 11:19:56 UTC
File Type:
PE (.Net Exe)
Extracted files:
3
AV detection:
21 of 26 (80.77%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tc6sahdkdlqwzthfacnpdtb6ywyn2rwdd4nyctet7en4cn3nyphq._file
Verdict:
malicious
Similar samples:
06e06f939667ab186db1380b1b948639e3bf01e808e2b98bcb8d7dec3e734314
Formbook
07e998bad81bb4b3bfccffc32a3e9aaac2635e98d1454e98eafb3cdb027e93e9
Formbook
3d20a0367451fd840a120186bd5ff7db7ba12221741964dd8cd15322e7c05760
Formbook
6ab70b64db33144464739beb641047bfb8f3d967c3561054d94e8dca267ca3a1
Formbook
acf7a07b59d52b0c4a83a5dcef24c97510d95d802341a34e695ff55c5b5be53b
Formbook
f3d8fd75e106b26fb267e3d5c78c299b052c5ef53228b0f0fba3e308bcad1d26
Formbook
fbeb5eff4ac0eaeeba51f60586ef6279f4c483c14803f293dbc513c8a032f60e
Formbook
fcebb36035585f1e54deb8621271ebdf13ed6345f4e6a4e5ec6e1acbb7378161
Formbook
+ 251 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ubpr rat spyware stealer trojan
Link:
https://tria.ge/reports/221026-l836ssfch9/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/47693092-dea8-4790-8a8f-2a933e1e96bb
Unpacked files
SH256 hash:
98bd201c6a1ae16ccce5009af1cc3ec5b0dd46c31f1b814c93f91bc1376dc3cf
MD5 hash:
0d7e86153e2fd4c6cf85931928a9ea97
SHA1 hash:
86d102106a7586d2877d69b47c75efefea0d1ee9
Link:
https://www.unpac.me/results/d4685803-943c-41dc-9d24-31fa4643347e/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/98bd201c6a1a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/98bd201c6a1ae16ccce5009af1cc3ec5b0dd46c31f1b814c93f91bc1376dc3cf

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:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
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 98bd201c6a1ae16ccce5009af1cc3ec5b0dd46c31f1b814c93f91bc1376dc3cf

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2384196/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/324338/

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