MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 02c3598e5f583ac0f0aa5d5c666095d1ab1cd02ebf8d23ad7db61f00da7b793a. 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 1 File information Comments
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SHA256 hash: 02c3598e5f583ac0f0aa5d5c666095d1ab1cd02ebf8d23ad7db61f00da7b793a
SHA3-384 hash: 3662303b73bf0748536b10e33fcebfc69f1fe8c57af7570870f5d5bcf0b5ca4744c3aeb6e56b8b2132bcd0bdf599cbc7
SHA1 hash: 55bb99f87b8e558f940f17b14367c0c919bea83b
MD5 hash: 69db0d3945c083ac88b0f5a391a36e03
humanhash: venus-bluebird-william-early
File name:032921.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:652'288 bytes
First seen:2021-03-29 06:49:18 UTC
Last seen:2021-03-29 07:48:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'597 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:XalzzAjsHyWWS7FagL/yo2+7KWcWPdRn:XalzzCsHuS7FagL/yoCWBD
Threatray 4'356 similar samples on MalwareBazaar
TLSH 35D4818C5D9DC1E6E6354BB842C9C4EB46EB5EF30F22C879B9C68BC7E020746E506536
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
117
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
032921.exe
Verdict:
Malicious activity
Analysis date:
2021-03-29 06:51:12 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5d7d9f4c-979e-4454-8380-273b52874dfd

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/127466/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.7497.17107.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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:
Malicious
Link:
https://analyze.intezer.com/analyses/3f4f7283-d456-4252-957b-51bc96a797d7
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/656481
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Machine Learning detection for dropped file
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)
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
Sigma detected: Scheduled temp file as task from temp location
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 377172 Sample: 032921.exe Startdate: 29/03/2021 Architecture: WINDOWS Score: 100 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Multi AV Scanner detection for domain / URL 2->50 52 Found malware configuration 2->52 54 12 other signatures 2->54 10 032921.exe 7 2->10         started        process3 file4 34 C:\Users\user\AppData\...behaviorgraphpwihJNdPr.exe, PE32 10->34 dropped 36 C:\Users\...behaviorgraphpwihJNdPr.exe:Zone.Identifier, ASCII 10->36 dropped 38 C:\Users\user\AppData\Local\...\tmp2F3A.tmp, XML 10->38 dropped 40 C:\Users\user\AppData\...\032921.exe.log, ASCII 10->40 dropped 66 Uses schtasks.exe or at.exe to add and modify task schedules 10->66 68 Tries to detect virtualization through RDTSC time measurements 10->68 14 032921.exe 10->14         started        17 schtasks.exe 1 10->17         started        signatures5 process6 signatures7 70 Modifies the context of a thread in another process (thread injection) 14->70 72 Maps a DLL or memory area into another process 14->72 74 Sample uses process hollowing technique 14->74 76 Queues an APC in another process (thread injection) 14->76 19 explorer.exe 14->19 injected 23 conhost.exe 17->23         started        process8 dnsIp9 42 www.gaiactg.com 194.1.147.86, 49754, 80 WPXBG Bulgaria 19->42 44 www.unitedfootballcamps.com 19->44 46 4 other IPs or domains 19->46 56 System process connects to network (likely due to code injection or exploit) 19->56 58 Uses ipconfig to lookup or modify the Windows network settings 19->58 25 ipconfig.exe 19->25         started        28 autofmt.exe 19->28         started        signatures10 process11 signatures12 60 Modifies the context of a thread in another process (thread injection) 25->60 62 Maps a DLL or memory area into another process 25->62 64 Tries to detect virtualization through RDTSC time measurements 25->64 30 cmd.exe 1 25->30         started        process13 process14 32 conhost.exe 30->32         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/02c3598e5f583ac0f0aa5d5c666095d1ab1cd02ebf8d23ad7db61f00da7b793a/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-03-29 06:50:45 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
11 of 48 (22.92%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=albvtds7la5mb4fklvogmyev2gvrzubox6gshll5wypqbwt3pe5a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
06fa1b160e322bd7710c9110b1e4e873795b5c2680b8bbe70bbaf23484533459
Formbook
11f06223417d6045acaa15cf7f5515d9afdfc23590c9cd021c2ae90a736bb6cd
Formbook
12e42bff4fa377032623342ac1f23a5c87225a40ef8b900cbb06ae4bd203864d
Formbook
3d3095586bf72d6b631e44681654c68707a6f07987b02e367e7d88ac9ddab77c
Formbook
5cbafb76c6a0e930414647523ffb4abe9d9ab7f41270ddf4c4ef5d9fd1f39346
Formbook
7e88f1c425154e6fff6d031aaaa4d8bb4c8ff131e429f44310fd936bfc08b357
Formbook
aa9692c1769e25297176b847f4274570c56c4d74f4577608bd036e72d82d5bdb
Formbook
c8aaa220adc918c9972a9c588db765290bf51553bed7da48c604d188136d3073
Formbook
dd4d1da7c146e47e25b601cba1d6f324eace694055d43e1c67288df6a0ea1951
Formbook
e3670bfc1db6fb7223bb6b231ef4c3afd9d34de1d8f87b7a8e7a4cb27cfaa37d
Formbook
+ 4'346 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210329-dbxh7lnsej/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.unitedfootballcamps.com/bf3/
Unpacked files
SH256 hash:
d436034270fb2d5380e4fcecc1ee6c821a1701aed96045fa13f597da16be08fb
MD5 hash:
00cbf73d8b9f03417a3a32957ec64ed4
SHA1 hash:
b862eff1cf240a5ad5325fd258892e534484a6e8
Link:
https://www.unpac.me/results/8ccd3867-1801-4cba-a251-04a0b9c111e0/
SH256 hash:
02c3598e5f583ac0f0aa5d5c666095d1ab1cd02ebf8d23ad7db61f00da7b793a
MD5 hash:
69db0d3945c083ac88b0f5a391a36e03
SHA1 hash:
55bb99f87b8e558f940f17b14367c0c919bea83b
Link:
https://www.unpac.me/results/8ccd3867-1801-4cba-a251-04a0b9c111e0/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/02c3598e5f583ac0f0aa5d5c666095d1ab1cd02ebf8d23ad7db61f00da7b793a

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time

File information

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

Malspam

Formbook

rar 5ab838838f2def5608f2cb0672c33858cb549fd3cf10768b44976daa8d9f0269

Formbook

Executable exe 02c3598e5f583ac0f0aa5d5c666095d1ab1cd02ebf8d23ad7db61f00da7b793a

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 5ab838838f2def5608f2cb0672c33858cb549fd3cf10768b44976daa8d9f0269
Cape
Cape
https://www.capesandbox.com/analysis/127466/

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