MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 712d9e2373914cd9231c6c55a5d919efa6df53194b2c06b03695501dde071760. 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
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 712d9e2373914cd9231c6c55a5d919efa6df53194b2c06b03695501dde071760
SHA3-384 hash: 633eb43af986c9a96cff3719da450cc643e08a2a4cdec31323c5e238f47ed52d9e42785dd2d6b27efadabec3c620c5b4
SHA1 hash: 2fdade7cace270aacb774b1079c99f80110da9e1
MD5 hash: 9e70e8a4f264cc5ef9c7cc2c0977ce7f
humanhash: music-mirror-twelve-equal
File name:obizx.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:549'376 bytes
First seen:2022-06-30 13:32:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'607 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:VN7XrX2evqXN2gB0N3HsN6Jc5DFNSMwEC3tGVFBNGs3GX:PblvwdB0xMN+cNSxwzfGs2
TLSH T1F2C401007560B19EC8678F778C965CD4A370E17BAF0BD607E41B11DE942D7A78B82AB3
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13101/52/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 6161c4cc8c86d4c4 (11 x AgentTesla, 8 x SnakeKeylogger, 6 x Formbook)
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
224
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/284615/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1400.30109.10821.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/62bda611931c17b842b6bd82/reports/b804fad0-5ea9-48a3-8fae-cd215e502923/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/db0ccecc-2f59-49b7-a48a-0312ff06ac47
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1022622
Signature
.NET source code contains potential unpacker
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 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
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 655119 Sample: obizx.exe Startdate: 30/06/2022 Architecture: WINDOWS Score: 100 31 www.395136.com 2->31 39 Snort IDS alert for network traffic 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Antivirus detection for URL or domain 2->43 45 8 other signatures 2->45 11 obizx.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\...\obizx.exe.log, ASCII 11->29 dropped 55 Tries to detect virtualization through RDTSC time measurements 11->55 57 Injects a PE file into a foreign processes 11->57 15 obizx.exe 11->15         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 18 explorer.exe 15->18 injected process9 dnsIp10 33 www.truistfinancebank.online 18->33 35 www.massimusdescanso.com 18->35 37 192.168.2.1 unknown unknown 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 22 cmmon32.exe 18->22         started        signatures11 process12 signatures13 49 Modifies the context of a thread in another process (thread injection) 22->49 51 Maps a DLL or memory area into another process 22->51 53 Tries to detect virtualization through RDTSC time measurements 22->53 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/712d9e2373914cd9231c6c55a5d919efa6df53194b2c06b03695501dde071760/
Threat name:
Win32.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2022-06-30 00:25:51 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
20 of 41 (48.78%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=oewz4i3tsfgnsiy4nrk2lwiz56tn6uyzjmwanmbwsvib3xqhc5qa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:m56u rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220630-qthc1abeaq/
Behaviour
Gathers network information
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
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
7ff037f525d6d0dd25c1c78529dd5da8c0e847f1d234d34911de2e88015386e0
MD5 hash:
a1e77401be14590790a9523f9c71f522
SHA1 hash:
07c90c592b106c9a1adcc4d205da072bc4ff0a9c
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
FormBook
Create hunting rule
Link:
https://www.unpac.me/results/8cedf5c1-9d06-4e44-b6e0-a8faabbdff96/
Parent samples :
8b44615acd4fd89243a9ec2bd8eaeef1c13eac7b28136874d02614d8c7e68a57
85a10f9329744d8c7ed58797d3a38beea00541b6fd45a51fe1e6887d4caf411f
8a3206a8bbf5056d7cb774be843c2a067aa8643e44c58c63e3e9cb65ce0f3fc4
2620668118d8ade45d0de6c49ea4c2af6213ff0e7d0b312b8ce8e080eba6c32b
b2834803a56b0fcfa98844491234dff7ffb74afd7e3adf821446f8c18955b585
7952c76d1d86927893a2ef8ca0a23bb1b45af38565f2ad9cea09a942bd5059f8
712d9e2373914cd9231c6c55a5d919efa6df53194b2c06b03695501dde071760
696ea6f69112d4d80b34a8dc589c16db71217fc6aa75567cb081bd02c56612b2
SH256 hash:
0cb6aef1fa57d11408e47ae071485ef8f48c2982997b8d74b47a4151d85b978c
MD5 hash:
843aa6edf83bff7b61c6a5369ef41e95
SHA1 hash:
d1bfeec8eaac9a1dacf2f7062ce964d8e7d77085
Link:
https://www.unpac.me/results/8cedf5c1-9d06-4e44-b6e0-a8faabbdff96/
SH256 hash:
a9e6e4b8500819b1adfb4b43574941ac38e690062db66c79c0bb164638a4d8b8
MD5 hash:
05a29e56b987fcddfc41f0d35f51fdee
SHA1 hash:
708c16ab92b5b20c6c54fbc958aacb91481bcffa
Link:
https://www.unpac.me/results/8cedf5c1-9d06-4e44-b6e0-a8faabbdff96/
SH256 hash:
498a58380eeecc091cded6b546c9477bf5eb376a922a0c703f707ab57018bb06
MD5 hash:
0d9646462203aea20596d423f351841f
SHA1 hash:
5628287e09978b438ca832ba8000db196c306f5d
Link:
https://www.unpac.me/results/8cedf5c1-9d06-4e44-b6e0-a8faabbdff96/
SH256 hash:
16b9fc4700292684bae0ef2da4a4f4b393103771e93c0b48747df8a24af40d59
MD5 hash:
12ae0e4078e6e9da25181468d72b7ef4
SHA1 hash:
3f88feb096debc12d2f72bac4dfe7e799c7bbf36
Link:
https://www.unpac.me/results/8cedf5c1-9d06-4e44-b6e0-a8faabbdff96/
SH256 hash:
712d9e2373914cd9231c6c55a5d919efa6df53194b2c06b03695501dde071760
MD5 hash:
9e70e8a4f264cc5ef9c7cc2c0977ce7f
SHA1 hash:
2fdade7cace270aacb774b1079c99f80110da9e1
Link:
https://www.unpac.me/results/8cedf5c1-9d06-4e44-b6e0-a8faabbdff96/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/712d9e237391/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.61
Link:
https://yomi.yoroi.company/submissions/712d9e2373914cd9231c6c55a5d919efa6df53194b2c06b03695501dde071760

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: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.

  
Delivery method
Other
  
URLhaus
https://urlhaus.abuse.ch/url/2251461/
Cape
Cape
https://www.capesandbox.com/analysis/284615/

Comments