MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 865114b9f103c739212beb94ede2a4c67f58b9f02268673109b452452803e88a. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 865114b9f103c739212beb94ede2a4c67f58b9f02268673109b452452803e88a
SHA3-384 hash: 33b8b4a81fa4ea27c658376a8fe8af6abf78576dcd9ae3a22510deb114c03d77900120a3fafe923efd39510794887d02
SHA1 hash: 2e3a390aa2c9a615193a09dd14f6093612113ce8
MD5 hash: fdf72ad3e668cd7805d5c448c5e2da18
humanhash: lamp-blue-king-twenty
File name:winlog.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:2'166'784 bytes
First seen:2021-02-02 06:30:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:9rO9Qki8CFD7XkClL7l9NSkj8ppn4KpLFEPmKP6KNKj+hoZHK+oyMmcwO6KUuAY/:9q88QD7h/SCQIl7tgFtSP62zmAg
Threatray 3'702 similar samples on MalwareBazaar
TLSH AEA5E5516AEC3B04E43E9B39AA30061447F67947F7BAD25E7DC1229A9C367C1AF0D312
Reporter fabjer
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
93
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
winlog.exe
Verdict:
Malicious activity
Analysis date:
2021-02-02 06:23:48 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/08c7a2aa-e5b7-4e5a-825a-229f0b79c841

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/114888/
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
Result
Verdict:
SUSPICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/596168
Signature
.NET source code contains potential unpacker
Found malware configuration
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
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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 347123 Sample: winlog.exe Startdate: 02/02/2021 Architecture: WINDOWS Score: 100 33 www.renpaulhotpot.com 2->33 35 www.ambient.business 2->35 37 renpaulhotpot.com 2->37 45 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->45 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 5 other signatures 2->51 11 winlog.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\AppData\...\winlog.exe.log, ASCII 11->31 dropped 61 Tries to detect virtualization through RDTSC time measurements 11->61 63 Injects a PE file into a foreign processes 11->63 15 winlog.exe 11->15         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 18 explorer.exe 15->18 injected process9 dnsIp10 39 www.betwox.com 103.224.182.239, 49740, 80 TRELLIAN-AS-APTrellianPtyLimitedAU Australia 18->39 41 www.brandcamapp.com 156.252.103.244, 49739, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 18->41 43 6 other IPs or domains 18->43 53 System process connects to network (likely due to code injection or exploit) 18->53 22 colorcpl.exe 18->22         started        25 autoconv.exe 18->25         started        signatures11 process12 signatures13 55 Modifies the context of a thread in another process (thread injection) 22->55 57 Maps a DLL or memory area into another process 22->57 59 Tries to detect virtualization through RDTSC time measurements 22->59 27 cmd.exe 1 22->27         started        process14 process15 29 conhost.exe 27->29         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/865114b9f103c739212beb94ede2a4c67f58b9f02268673109b452452803e88a/
Threat name:
Win32.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2021-02-02 03:04:58 UTC
AV detection:
9 of 46 (19.57%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2e0b3113f22af36c4fe68ba67012b0d023f2d6e34a702585127b3da89dc989c8
Formbook
3df48002a1199ab680bea952851cdc0a93f905f21d09245889d6332af639fe68
Formbook
410e324656b57d2eb5e1c0eabbdbda34d787f346ab817f1afbc388ea615c2585
Formbook
4cd5fc82f7d1094ebe188a372dd682d24083ea423f0b49a057cfacc0af849ac4
Formbook
52a4e8e4fa40648531d4195cd66facc83b27d62f9183a12bc6b756628ffb0a3a
Formbook
62713d398ac2401fa51569449d65c583fb907a316c134897c21ebfa71ae36f2a
Formbook
75f2a2a20e73b7e0c53d499b883a403c2b8cfbf17c5923d58e0167daa4c019c1
Formbook
7ca6fd35f23ebe9ef2a3dc7a1d6e95fa1569a80eff9987e2b4126c3b757aabda
Formbook
970aa1ea39079684830789ad8c5c9cbf9777b65fdb44130aa8bbe4b88245e6fc
Formbook
f59df25daa1bbe11f38724ad0b36eebc535f1f36ae3796ce5bebe1049cbb57ed
Formbook
+ 3'692 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/210202-h646vkd31n/
Behaviour
Gathers network information
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
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.freshpixels.agency/wls/
Unpacked files
SH256 hash:
45717915496b651fbf1504b60ddfd7d2e6bd800913aecf1d24c54b98ac29855a
MD5 hash:
a2c5eca2d91b19c140dfb4b37d21c20f
SHA1 hash:
c2bf64b36697687c043efa406fc047c6ab78bc68
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/b684ff12-4a44-4440-9439-07cd643f0261/
Parent samples :
3df48002a1199ab680bea952851cdc0a93f905f21d09245889d6332af639fe68
7ca6fd35f23ebe9ef2a3dc7a1d6e95fa1569a80eff9987e2b4126c3b757aabda
2e0b3113f22af36c4fe68ba67012b0d023f2d6e34a702585127b3da89dc989c8
865114b9f103c739212beb94ede2a4c67f58b9f02268673109b452452803e88a
SH256 hash:
e03b3e2442ae5479c4731e4679bc74f6ebdfef742a5cb8f59091d4dbb64cacb1
MD5 hash:
ddedbcc173e58bfa1c0a9e9bd81d6369
SHA1 hash:
b704c9800a0ca1dfc416bc671cc3dfdfdbf34a16
Link:
https://www.unpac.me/results/b684ff12-4a44-4440-9439-07cd643f0261/
SH256 hash:
c8749d87442f5355f2ac4783a8faf97475b1dc08dee3f70e79bb7d3dbf03d8a3
MD5 hash:
f59ca818574cc2f6f4c6c6a02de02ead
SHA1 hash:
620f6aa442650c1c7f69837026493ade87998bd6
Link:
https://www.unpac.me/results/b684ff12-4a44-4440-9439-07cd643f0261/
SH256 hash:
865114b9f103c739212beb94ede2a4c67f58b9f02268673109b452452803e88a
MD5 hash:
fdf72ad3e668cd7805d5c448c5e2da18
SHA1 hash:
2e3a390aa2c9a615193a09dd14f6093612113ce8
Link:
https://www.unpac.me/results/b684ff12-4a44-4440-9439-07cd643f0261/
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/865114b9f103c739212beb94ede2a4c67f58b9f02268673109b452452803e88a

File information

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

Malspam

Formbook

Excel file xlsx 9e03123673d817a0afb8ed73a033a8d9be815050b51408b316acb9069446e285

Formbook

Executable exe 865114b9f103c739212beb94ede2a4c67f58b9f02268673109b452452803e88a

(this sample)

  
Dropped by
SHA256 9e03123673d817a0afb8ed73a033a8d9be815050b51408b316acb9069446e285
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/986169/
Cape
Cape
https://www.capesandbox.com/analysis/114888/

Comments