MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 104464217f6bbe6fa250b57038520217dda089462331e969b1e761f1d84d5bfe. 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
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SHA256 hash: 104464217f6bbe6fa250b57038520217dda089462331e969b1e761f1d84d5bfe
SHA3-384 hash: e524bc305d177678493485479ea7b04765b7154755dc5ad95bda7611210405d610c75df37c714f8f15f3649459864780
SHA1 hash: be9ae0f4161bea7bdb371510be5a718483b9a32d
MD5 hash: 2a601c85fbd5e3eb5023336d7fc077d5
humanhash: steak-fix-cardinal-winner
File name:ORDER ACKNOWLEDGEMENT & PROFORMA INVOICE.PDF.EXE
Download: download sample
Signature Formbook
Create hunting rule
File size:920'576 bytes
First seen:2021-09-04 15:32:50 UTC
Last seen:2021-09-04 17:16:03 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:o7OJo+CZmRfgmycZ9pL6Jru1x9nHQ5EsEWfk9jeFwp6E6TT81BtI/Wgn5:o7OJJSmRfgUAlu1x9Q5rPwp6Eu81nU
Threatray 8'964 similar samples on MalwareBazaar
TLSH T1A515807F19BDA2278175C6F58BE78827F0008B6F3110696476D743264326A7AB4F336E
Reporter cocaman
Tags:exe FormBook INVOICE

Intelligence

File Origin
# of uploads :
2
# of downloads :
322
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ORDER ACKNOWLEDGEMENT & PROFORMA INVOICE.PDF.EXE
Verdict:
Malicious activity
Analysis date:
2021-09-04 15:35:30 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/0fac6357-abf0-4dde-b3e3-b5ba81493ef3

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/185325/
Detection(s):
SecuriteInfo.com.Trojan.Siggen15.2160.29773.28883.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/cafda487-aee8-4421-8cb0-f88051da0192
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/845299
Signature
.NET source code contains potential unpacker
.NET source code contains very large strings
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Suspicious Double Extension
Sigma detected: Suspicious Rundll32 Without Any CommandLine Params
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 an obfuscated file name to hide its real file extension (double extension)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 477730 Sample: ORDER ACKNOWLEDGEMENT & PRO... Startdate: 04/09/2021 Architecture: WINDOWS Score: 100 32 www.radiantcapitalgroup.com 2->32 42 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->42 44 Found malware configuration 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 13 other signatures 2->48 11 ORDER ACKNOWLEDGEMENT & PROFORMA INVOICE.PDF.EXE 3 2->11         started        signatures3 process4 file5 30 ORDER ACKNOWLEDGEM...INVOICE.PDF.EXE.log, ASCII 11->30 dropped 60 Injects a PE file into a foreign processes 11->60 15 ORDER ACKNOWLEDGEMENT & PROFORMA INVOICE.PDF.EXE 11->15         started        signatures6 process7 signatures8 62 Modifies the context of a thread in another process (thread injection) 15->62 64 Maps a DLL or memory area into another process 15->64 66 Sample uses process hollowing technique 15->66 68 Queues an APC in another process (thread injection) 15->68 18 explorer.exe 15->18 injected process9 dnsIp10 34 www.maidenmade.com 74.220.199.6, 49719, 80 UNIFIEDLAYER-AS-1US United States 18->34 36 www.125cp02.com 154.81.38.104, 49724, 80 ASN-QUADRANET-GLOBALUS Seychelles 18->36 38 3 other IPs or domains 18->38 50 System process connects to network (likely due to code injection or exploit) 18->50 22 rundll32.exe 12 18->22         started        signatures11 process12 dnsIp13 40 www.agenbebwhitec.com 22->40 52 System process connects to network (likely due to code injection or exploit) 22->52 54 Self deletion via cmd delete 22->54 56 Modifies the context of a thread in another process (thread injection) 22->56 58 2 other signatures 22->58 26 cmd.exe 1 22->26         started        signatures14 process15 process16 28 conhost.exe 26->28         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/104464217f6bbe6fa250b57038520217dda089462331e969b1e761f1d84d5bfe/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-08-30 13:46:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
19 of 27 (70.37%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cbcgiil7no7g7isqwvydquqcc7o2bckgemy6s2nr45q7dwcnlp7a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
3ba94c54291623972d2c5e31bd34f3e5fbdd9416f2b34e7daeaf2e4fcb96506b
Formbook
3c78a8163632246f074a36ed8b6f1717aceb0ba55dcc5c5329ddb16d9cfd5755
Formbook
5c7868a7b214c1173f586173731c145bf0d466e08c0ceb7a00d0957cc29c0f7e
Formbook
d95754d5ca3e8ef0462c99b4f10388a39cfb92b4885a2f0fc0839dc75c869c61
Formbook
ec07f953fea536e8ae3a92b862b6fa0ab1e6d76369a8b3d1c07ee65bc3525dcb
Formbook
fd151f1c914b41e565c1dfeae2cab5c77fdcc885b83c46e30b9fe3eefc68efd3
Formbook
+ 8'954 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:gno4 loader rat
Link:
https://tria.ge/reports/210904-sy7vkaecf6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.maidenmade.com/gno4/
Unpacked files
SH256 hash:
1ac5fa7250d2813c9f360dfad15485b3f1bfc3637786cb1b206118c7d778af22
MD5 hash:
6d5325607057f22c738617590e386868
SHA1 hash:
5b68c705387e0ac6042ea1975e3c8308006d6f29
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/32700d4e-49f0-4926-9171-52d9b7b44f36/
Parent samples :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 hash:
c0ee1071e444f415f8b62856a0896f3b22e563f1bb4f03d14142583efe49a565
MD5 hash:
29db2e114b88ae1f6a00c9aa71690043
SHA1 hash:
ec82db71443556a5b320357b0b8b09e70ec1db9c
Link:
https://www.unpac.me/results/32700d4e-49f0-4926-9171-52d9b7b44f36/
SH256 hash:
d3e21971a05833be41d22eae1f4012ec47901a85b622b963d3ddcc25bf63e826
MD5 hash:
bac327363c87d6af51c640addf0f85e1
SHA1 hash:
5212945a33c435acf6543b7ad7fb97143ddf34cf
Link:
https://www.unpac.me/results/32700d4e-49f0-4926-9171-52d9b7b44f36/
SH256 hash:
104464217f6bbe6fa250b57038520217dda089462331e969b1e761f1d84d5bfe
MD5 hash:
2a601c85fbd5e3eb5023336d7fc077d5
SHA1 hash:
be9ae0f4161bea7bdb371510be5a718483b9a32d
Link:
https://www.unpac.me/results/32700d4e-49f0-4926-9171-52d9b7b44f36/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/104464217f6b/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/104464217f6bbe6fa250b57038520217dda089462331e969b1e761f1d84d5bfe

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.

Malspam

Formbook

iso 4f3f8c31060b83cf71d813d7676c1d4f62591e03d2f088c1b01267fb7be5abe3

Formbook

Executable exe 104464217f6bbe6fa250b57038520217dda089462331e969b1e761f1d84d5bfe

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 4f3f8c31060b83cf71d813d7676c1d4f62591e03d2f088c1b01267fb7be5abe3
Cape
Cape
https://www.capesandbox.com/analysis/185325/

Comments