MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 65c52ee1834730aeaa017593fd5cff89f60ba67ca70ed6f9d558d56caa6ccf62. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 65c52ee1834730aeaa017593fd5cff89f60ba67ca70ed6f9d558d56caa6ccf62
SHA3-384 hash: 32dfb05efb06aade73b6f0a49da3e58c31daef07c86a98bf2419439d7d551b7354967b76ea4a31fb2a96432da89878e4
SHA1 hash: aeb005658d4fe76574f29c69578eb2709e8289ea
MD5 hash: 37f3a9cb06783ab417bb44449ae620c9
humanhash: double-nevada-october-hotel
File name:37f3a9cb06783ab417bb44449ae620c9.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:600'488 bytes
First seen:2022-11-17 15:21:22 UTC
Last seen:2022-11-17 16:52:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 29b61e5a552b3a9bc00953de1c93be41 (174 x Formbook, 82 x AgentTesla, 81 x Loki)
ssdeep 6144:lEa04Y8zfj+pQFxf+LX31jyvv9U+JZqEAyUyJ8:Nfzfi2Fte1yvv9U+JZ7Ue8
TLSH T104D4CFC96D8C43A3FC396E728E9185248EBD1DDC69ED6463B253B58D05732C3AA13C87
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b263c3c3e3234b96 (1 x Formbook, 1 x AgentTesla)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
191
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
SecuriteInfo.com.Exploit.CVE-2018-0798.4.2923.29292
Verdict:
Malicious activity
Analysis date:
2022-11-17 14:40:39 UTC
Tags:
trojan exploit cve-2017-11882 loader formbook stealer
Link:
https://app.any.run/tasks/6cf476cd-a2e7-41a2-ae0b-8ec553ff5bc4

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/335418/
Detection(s):
SecuriteInfo.com.FileRepMalware.22938.554.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Searching for synchronization primitives
Launching cmd.exe command interpreter
Reading critical registry keys
Setting browser functions hooks
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/6376519b6fda73cab64e38db/reports/48a7ddde-d364-4f00-9516-734aff12906b/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:
Unknown
Link:
https://analyze.intezer.com/analyses/82b5ec64-ec5a-4dba-a09c-596ffe082f48
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1115856
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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 dropped file
Multi AV Scanner detection for submitted file
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 748563 Sample: dHVC8nJixq.exe Startdate: 17/11/2022 Architecture: WINDOWS Score: 100 43 Snort IDS alert for network traffic 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 Antivirus detection for URL or domain 2->47 49 5 other signatures 2->49 11 dHVC8nJixq.exe 18 2->11         started        process3 file4 31 C:\Users\user\AppData\Local\...\tqocwol.exe, PE32 11->31 dropped 14 tqocwol.exe 11->14         started        process5 signatures6 59 Multi AV Scanner detection for dropped file 14->59 61 Maps a DLL or memory area into another process 14->61 63 Tries to detect virtualization through RDTSC time measurements 14->63 17 tqocwol.exe 14->17         started        process7 signatures8 35 Modifies the context of a thread in another process (thread injection) 17->35 37 Maps a DLL or memory area into another process 17->37 39 Sample uses process hollowing technique 17->39 41 Queues an APC in another process (thread injection) 17->41 20 explorer.exe 17->20 injected process9 dnsIp10 33 www.momobar.life 199.59.243.222, 49695, 80 BODIS-NJUS United States 20->33 51 System process connects to network (likely due to code injection or exploit) 20->51 24 explorer.exe 20->24         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 24->53 55 Maps a DLL or memory area into another process 24->55 57 Tries to detect virtualization through RDTSC time measurements 24->57 27 cmd.exe 1 24->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/65c52ee1834730aeaa017593fd5cff89f60ba67ca70ed6f9d558d56caa6ccf62/
Threat name:
Win32.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2022-11-17 15:22:09 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=mxcs5ymdi4yk5kqbowj72xh7rh3axjt4u4hnn6ovldkwzktmz5ra._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
cobaltstrike
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:wh23 rat spyware stealer trojan
Link:
https://tria.ge/reports/221117-ssjksaag5y/
Behaviour
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
Loads dropped DLL
Executes dropped EXE
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/ab5e4127-bde4-4a0a-9bfb-43f2dfc33a65
Unpacked files
SH256 hash:
f383245e5356160a0da84fc48d78bb6b982f79ae6ac9499d0d384172fe069fff
MD5 hash:
224456891bd4d3cd26fccb8f789a5fa5
SHA1 hash:
bfda6ad1b6d1744a4a4918141b71332a745b5b8f
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/bdc7acc5-a0b1-47b1-be7c-5704f0e3edb6/
Parent samples :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 hash:
ec15cd5ae0fb149ef8be6a5e6c50f1beafcae4f9534c5008351f127a70e9d34e
MD5 hash:
20a2ba554dc0f8fff87682fde89f9b69
SHA1 hash:
0e54613a637164607199cca5ec3e51711db471ad
Link:
https://www.unpac.me/results/bdc7acc5-a0b1-47b1-be7c-5704f0e3edb6/
SH256 hash:
65c52ee1834730aeaa017593fd5cff89f60ba67ca70ed6f9d558d56caa6ccf62
MD5 hash:
37f3a9cb06783ab417bb44449ae620c9
SHA1 hash:
aeb005658d4fe76574f29c69578eb2709e8289ea
Link:
https://www.unpac.me/results/bdc7acc5-a0b1-47b1-be7c-5704f0e3edb6/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/65c52ee18347/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

File information

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

Web download

Formbook

Executable exe 65c52ee1834730aeaa017593fd5cff89f60ba67ca70ed6f9d558d56caa6ccf62

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2422649/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/335418/

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