MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 12e754278ec242a825fdc544047dbb57bdfbccde6323d588cff91503c7a5700b. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 12e754278ec242a825fdc544047dbb57bdfbccde6323d588cff91503c7a5700b
SHA3-384 hash: c0fd99332a7e529f79e928b373ef540cbc342a9f574647690c41cc00e35ede749ccaf50b2fd6980251dc2001d6f6898f
SHA1 hash: d86cc6d2929d31049c1f51a4755d75a1569dc1ab
MD5 hash: 44a2821a7450bbc974f00ccd35ad8b95
humanhash: cardinal-social-floor-echo
File name:44a2821a7450bbc974f00ccd35ad8b95.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'149'615 bytes
First seen:2022-11-16 18:08:36 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fcf1390e9ce472c7270447fc5c61a0c1 (863 x DCRat, 118 x NanoCore, 94 x njrat)
ssdeep 24576:LAOcZXMupl3nbW1b1viDZhL1+gI86zjLzCXPQMTjRnZbzoa:NypWTqDZhpfIfvCXYMT9ZXoa
TLSH T1A2351202F7C68572D1B32D729925B7856D783E701E39AB1EB7E42D2DEB310A01121FB6
TrID 91.0% (.EXE) WinRAR Self Extracting archive (4.x-5.x) (265042/9/39)
3.6% (.EXE) Win64 Executable (generic) (10523/12/4)
1.7% (.EXE) Win16 NE executable (generic) (5038/12/1)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
0.6% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 80009085808696a2 (14 x AgentTesla, 4 x Formbook, 3 x NanoCore)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
189
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
networksec.exe
Verdict:
Malicious activity
Analysis date:
2022-11-16 13:27:18 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/793de96b-f5c9-4ab3-84ec-50f0215db254

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/334998/
Detection(s):
SecuriteInfo.com.Gen.Variant.Johnnie.221809.751.14920.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a file in the %temp% subdirectories
Enabling the 'hidden' option for files in the %temp% directory
Creating a process from a recently created file
Creating a file
Launching cmd.exe command interpreter
DNS request
Sending an HTTP GET request
Reading critical registry keys
Launching a process
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
greyware overlay packed setupapi.dll shdocvw.dll shell32.dll
Link:
https://www.filescan.io/uploads/637527406fda73cab64e19ad/reports/5ce535df-2a2f-4c05-98da-7651d7ceaae1/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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/6e812ec8-a473-44db-8fe2-3327e92247fd
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1115166
Signature
Allocates memory in foreign processes
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Contains functionality to inject code into remote processes
Found API chain indicative of sandbox detection
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Writes to foreign memory regions
Yara detected AntiVM autoit script
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 747869 Sample: wYqTi6rHJ7.exe Startdate: 16/11/2022 Architecture: WINDOWS Score: 100 51 Malicious sample detected (through community Yara rule) 2->51 53 Antivirus detection for URL or domain 2->53 55 Multi AV Scanner detection for submitted file 2->55 57 3 other signatures 2->57 12 wYqTi6rHJ7.exe 3 36 2->12         started        process3 file4 49 C:\Users\user\AppData\Local\Temp\...\qudo.exe, PE32 12->49 dropped 15 wscript.exe 1 12->15         started        process5 process6 17 qudo.exe 1 3 15->17         started        file7 47 C:\Users\user\AppData\Local\...\RegSvcs.exe, PE32 17->47 dropped 59 Antivirus detection for dropped file 17->59 61 Multi AV Scanner detection for dropped file 17->61 63 Found API chain indicative of sandbox detection 17->63 65 5 other signatures 17->65 21 RegSvcs.exe 17->21         started        24 RegSvcs.exe 17->24         started        signatures8 process9 signatures10 67 Modifies the context of a thread in another process (thread injection) 21->67 69 Maps a DLL or memory area into another process 21->69 71 Sample uses process hollowing technique 21->71 73 Queues an APC in another process (thread injection) 21->73 26 explorer.exe 21->26 injected process11 process12 28 qudo.exe 1 26->28         started        31 qudo.exe 26->31         started        33 cmstp.exe 26->33         started        signatures13 75 Writes to foreign memory regions 28->75 77 Sample uses process hollowing technique 28->77 35 RegSvcs.exe 28->35         started        37 RegSvcs.exe 28->37         started        39 RegSvcs.exe 31->39         started        41 RegSvcs.exe 31->41         started        process14 process15 43 WerFault.exe 35->43         started        45 WerFault.exe 39->45         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/12e754278ec242a825fdc544047dbb57bdfbccde6323d588cff91503c7a5700b/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2022-11-16 12:30:03 UTC
File Type:
PE (Exe)
Extracted files:
58
AV detection:
23 of 40 (57.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cltvij4oyjbkqjp5yvcai7n3k667xtg6mmr5lcgp7ekqhr5foafq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader campaign:ds0f loader persistence rat spyware stealer trojan
Link:
https://tria.ge/reports/221116-wrfdhsgc6t/
Behaviour
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Adds Run key to start application
Checks computer location settings
Loads dropped DLL
Blocklisted process makes network request
Executes dropped EXE
Formbook
Xloader
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/04d21013-aa2d-43c9-bb83-ee4ddb36d9d8
Unpacked files
SH256 hash:
ac1f43425d8dea1e8f7b9c73d6fe6c49e0dbd44d1a2b8c0a287a80e46dda13ce
MD5 hash:
f31433be1a6e5ec46896613c187e1646
SHA1 hash:
4430c33587aff23b050178f39be036b3b13b29be
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/b0a3f372-4a8d-4f86-ad40-3b99559de43c/
Parent samples :
406a5754d88d0b63b7f062093347cc92f2c8ae2e87f64cc280ea59dd8fca9d2a
40bd6b05cd5a62f1aeb24faec253f720c88a020eaba61b2ce0613e8a83347abe
6368884fc56f3c1b926949574690a9f0842632406a7d91d821971d04b4245cd8
d3d3c216728f58044cae30180c84e75db170ea200860ae9415004f3a0f167ec3
12e754278ec242a825fdc544047dbb57bdfbccde6323d588cff91503c7a5700b
5d9970f91b19b5c81b0fa88d5cb8e42e47e2a86c9971efadf2d45e377b0a7ab5
194832b67aaa283841ac0a8e901eaa8f9f46c15962af65f5b333ebbcf678a44d
SH256 hash:
791355e6298e6443b7375cc21d884dc3fd4033e6d41ac9a3d944e748f4a1c758
MD5 hash:
cce4bd6df5b94dbe2d7f55aea7b46e22
SHA1 hash:
6f554ceaf5e7d9378615b760af23d6c931df7c3b
Link:
https://www.unpac.me/results/b0a3f372-4a8d-4f86-ad40-3b99559de43c/
SH256 hash:
9b99fe28fd176c33d14c3f5ff544916f560634bc2c50748a25221ab5df8add2a
MD5 hash:
34107390c7a2ad6dab9a631975323231
SHA1 hash:
371422c03bff60f60329e9837c16da25d1911b9a
Link:
https://www.unpac.me/results/b0a3f372-4a8d-4f86-ad40-3b99559de43c/
SH256 hash:
12e754278ec242a825fdc544047dbb57bdfbccde6323d588cff91503c7a5700b
MD5 hash:
44a2821a7450bbc974f00ccd35ad8b95
SHA1 hash:
d86cc6d2929d31049c1f51a4755d75a1569dc1ab
Link:
https://www.unpac.me/results/b0a3f372-4a8d-4f86-ad40-3b99559de43c/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/12e754278ec2/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/12e754278ec242a825fdc544047dbb57bdfbccde6323d588cff91503c7a5700b

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:pdb_YARAify
Create hunting rule
Author:@wowabiy314
Description:PDB
Rule name:sfx_pdb
Create hunting rule
Author:@razvialex
Description:Detect interesting files containing sfx with pdb paths.
Rule name:sfx_pdb_winrar_restrict
Create hunting rule
Author:@razvialex
Description:Detect interesting files containing sfx with pdb paths.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Formbook

Executable exe 12e754278ec242a825fdc544047dbb57bdfbccde6323d588cff91503c7a5700b

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2408630/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/334998/

Comments