MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b32579e01c28fc0a157f14ce8c679d02fcd1f5c03f8eef56ba6a77a627786d84. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b32579e01c28fc0a157f14ce8c679d02fcd1f5c03f8eef56ba6a77a627786d84
SHA3-384 hash: 22328dc9fce502f942e2ca453f88905e6e1efcee67b9c487504fbd0afa3b843362f670e26d276dd46175ef2db236129d
SHA1 hash: f1a37e2f2cc7de7eed2403af42a446050a6610fd
MD5 hash: 6ceb03b6435eefad76639a03a22ce0fb
humanhash: sodium-shade-bacon-quiet
File name:request for quotation samples No 48576935 96877463.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:429'568 bytes
First seen:2020-08-11 14:10:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:j82clRQZMxLfRZSah2ZqnDXHG8E7XonO1:eQZMxjR/rnTGVXok
Threatray 5'241 similar samples on MalwareBazaar
TLSH 2594E04867851B57C03DA77DC325290A03F2992FAB35EF8ABFC322ED09527B24761917
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: 176.113.83
Sending IP: 176.113.83.183
From: INQUIRY | CHIMATEK S.P.A <chimatekspa@mail.com>
Subject: PURCHASE ORDER
Attachment: request for quotation samples No 48576935 96877463.gz (contains "request for quotation samples No 48576935 96877463.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
79
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/43496/
Detection(s):
SecuriteInfo.com.Fareit-FYE6CEB03B6435E.4487.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
Unauthorized injection to a system process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/419237
Signature
.NET source code contains potential unpacker
Initial sample is a PE file and has a suspicious name
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)
Queues an APC in another process (thread injection)
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
Tries to harvest and steal browser information (history, passwords, etc)
Tries to resolve many domain names, but no domain seems valid
Tries to steal Mail credentials (via file access)
Uses netsh to modify the Windows network and firewall settings
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 261990 Sample: request for quotation sampl... Startdate: 11/08/2020 Architecture: WINDOWS Score: 100 31 www.creativenailartblog.com 2->31 33 www.apprentisageaplus.com 2->33 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 Yara detected AntiVM_3 2->43 47 7 other signatures 2->47 9 request for quotation samples No 48576935 96877463.exe 3 2->9         started        signatures3 45 Tries to resolve many domain names, but no domain seems valid 33->45 process4 file5 23 request for quotat...35 96877463.exe.log, ASCII 9->23 dropped 57 Injects a PE file into a foreign processes 9->57 13 request for quotation samples No 48576935 96877463.exe 9->13         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 13->59 61 Maps a DLL or memory area into another process 13->61 63 Queues an APC in another process (thread injection) 13->63 16 explorer.exe 13->16 injected process9 dnsIp10 25 www.mage-cart.info 63.250.45.175, 49706, 80 NAMECHEAP-NETUS United States 16->25 27 www.zelfstandigondernemen.online 16->27 29 16 other IPs or domains 16->29 35 System process connects to network (likely due to code injection or exploit) 16->35 20 netsh.exe 12 16->20         started        signatures11 37 Tries to resolve many domain names, but no domain seems valid 27->37 process12 signatures13 49 Tries to steal Mail credentials (via file access) 20->49 51 Tries to harvest and steal browser information (history, passwords, etc) 20->51 53 Modifies the context of a thread in another process (thread injection) 20->53 55 2 other signatures 20->55
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b32579e01c28fc0a157f14ce8c679d02fcd1f5c03f8eef56ba6a77a627786d84/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2020-08-11 14:12:07 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wmsxtya4fd6aufl7cthiyz45al6nd5oah6ho6vv2nj32mj3ynwca._file
Verdict:
malicious
Label(s):
trickbot
Create hunting rule
Similar samples:
1b114b7614a73e7b1b75355a4904a7314a91c39ec385a246a67624dfc11b7b8e
Formbook
353bbb86f2947091a4cd8c6e556570654b68b344cd73a3f22409c4b60106ab9c
Formbook
3d7664dcebcb7d20b25a6890a6697a2a293239ea13f00695722d1dce023c8cb6
Formbook
4e343d50670d902ec99b2a4079f088249c3b6101d9754f763a77566af82e6f59
Formbook
62afb1cbcacb77aa2ca99cc55c0e3536738415289f53c4a3a57d9b9cc08ee5ab
Formbook
9d9739b817d35a815e89c74d8e04d1571e5591de09ca6e8d7a634b140db45605
Formbook
b2d8df96514495cb6b3fe66a6d61e70b8b6e92426910db93f7ae521be4fd2762
Formbook
c940837494435b53d54b6b4349031a14bf5db905a22b7601e34deb851b109715
Formbook
e86665f5f4cb843757815bce9f8311678c1bc32cdc6537ccc3aedc4502dca4a8
Formbook
f72897f4747769b169b5969fcde3b1b7ec92b79e0fb2e67a9d72650ac14c8d56
Formbook
+ 5'231 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/200811-y68yj5lr4x/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.mage-cart.info/iwnn/
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/b32579e01c28fc0a157f14ce8c679d02fcd1f5c03f8eef56ba6a77a627786d84

File information

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

Malspam

Formbook

zip 6923c6b53ceaec1d925149106d9d29c7d35af3542beca0bcbd9333f4ea28e67b

Formbook

Executable exe b32579e01c28fc0a157f14ce8c679d02fcd1f5c03f8eef56ba6a77a627786d84

(this sample)

  
Dropped by
MD5 949e3fdfe6efdb89fff9d5644f574f93
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/43496/
  
Dropped by
SHA256 6923c6b53ceaec1d925149106d9d29c7d35af3542beca0bcbd9333f4ea28e67b

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