MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b37ed83e211a60e98f12b924df6a9eecebb4b6f5c60cc58aa1468bddc611480f. 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: b37ed83e211a60e98f12b924df6a9eecebb4b6f5c60cc58aa1468bddc611480f
SHA3-384 hash: df1d3f39a0586ec4296ef37f2859e169fd6219fb05a28045bf6bc7cc87e61838c8a73d03b1b83cbb8557fa76c25cdcd9
SHA1 hash: f2a17bff838159ff075ceb276335e6235195f62a
MD5 hash: 5281385b7bdbdbd17e1e08d1c0eb1a20
humanhash: network-sink-network-carolina
File name:Mv Maersk Kleven V949E_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:935'424 bytes
First seen:2021-01-18 08:26:42 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'471 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:E9oJhctNLd6m/iSNyyouaXXyDBOa4PZmoU:wxIUyyouaHyDBOa4xmo
Threatray 3'500 similar samples on MalwareBazaar
TLSH F9154B3D71A44B16E4386FF4496893CC8BBDEE5A1626DE0AFDC136F6D571B01830A623
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: vl21793.dns-privadas.es
Sending IP: 212.48.78.100
From: A.P. Moller - Maersk <f.iglesias@gabipreven.com>
Subject: RE : RE : URGENT!!! 2 x 20ft - SHIPPING DOC BL,SI,INV#462345 // MAERSK KLEVEN V.949E // CLGQOE191781 //
Attachment: Mv Maersk Kleven V949E_pdf.xz (contains "Mv Maersk Kleven V949E_pdf.exe")

Intelligence

File Origin
# of uploads :
1
# of downloads :
112
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Mv Maersk Kleven V949E_pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-01-18 08:53:47 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/5e8942a9-c1b5-4b13-a3e5-fba6296504b8

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/112474/
Detection(s):
SecuriteInfo.com.Trojan.Siggen11.57608.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 the process to change network settings
Launching cmd.exe command interpreter
Setting browser functions hooks
Forced shutdown of a system process
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/583477
Signature
.NET source code contains potential unpacker
Binary contains a suspicious time stamp
Found malware configuration
Initial sample is a PE file and has a suspicious name
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 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 signatures2 2 Behavior Graph ID: 340777 Sample: Mv Maersk Kleven V949E_pdf.exe Startdate: 18/01/2021 Architecture: WINDOWS Score: 100 37 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->37 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 10 other signatures 2->43 10 Mv Maersk Kleven V949E_pdf.exe 3 2->10         started        process3 file4 27 C:\...\Mv Maersk Kleven V949E_pdf.exe.log, ASCII 10->27 dropped 13 Mv Maersk Kleven V949E_pdf.exe 10->13         started        process5 signatures6 51 Modifies the context of a thread in another process (thread injection) 13->51 53 Maps a DLL or memory area into another process 13->53 55 Sample uses process hollowing technique 13->55 57 Queues an APC in another process (thread injection) 13->57 16 explorer.exe 13->16 injected process7 dnsIp8 29 www.877nz.com 156.252.78.5, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK Seychelles 16->29 31 embracingmyjourney.net 34.102.136.180, 49740, 49754, 80 GOOGLEUS United States 16->31 33 7 other IPs or domains 16->33 35 System process connects to network (likely due to code injection or exploit) 16->35 20 rundll32.exe 16->20         started        signatures9 process10 signatures11 45 Modifies the context of a thread in another process (thread injection) 20->45 47 Maps a DLL or memory area into another process 20->47 49 Tries to detect virtualization through RDTSC time measurements 20->49 23 cmd.exe 1 20->23         started        process12 process13 25 conhost.exe 23->25         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/b37ed83e211a60e98f12b924df6a9eecebb4b6f5c60cc58aa1468bddc611480f/
Threat name:
Win32.Trojan.Wacatac
Create hunting rule
Status:
Malicious
First seen:
2021-01-18 02:06:04 UTC
AV detection:
3 of 46 (6.52%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=wn7nqprbdjqotdysxesn62u65tv3jnxvyygmlcvbi2f53rqrjahq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
4e98a7f7084a5fa80d8e1dd45e8b8f8a1f9fc891d223cc265524cfcfe3c57c0b
Formbook
56db76250b06a9b52b44a9cc88161cd8fb070c4b72aae4f2186362875edac275
Formbook
5b59e08e82994cd78df8856c5d7cfd4b30be947a9f7329af1a13d47652b189fc
Formbook
7139fbd600738d2f456c7f11ae105e45ab0bb6e14a473ae0e68391b8125da393
Formbook
765c1e7486aedffd7021ae5f15c86e549c7b796a5025249781f9c8a6327f4037
Formbook
a078d966a3ac5a7ac639b01ba4d3230c7554d7d75e9e7f59dc35b623aec8dbda
Formbook
a998850fc7940055baac6f61dde2d0e29836c9386ac87555549eeaa1a9998401
Formbook
af61853ca27001c0721463fce68bb033a9084e9fcd0c6ced3acd7fc3ea0e957a
Formbook
c94c6548dd723a5b6aac345f8aae65d4d8c6e86c3e86195c32616ab5dfa8cba9
Formbook
d085d4d4370b02036dfe9de7c9061d88a8a5cd12cbced6dbdca9ba217112375c
Formbook
+ 3'490 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/210118-e9mvr1wm9e/
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 UnmapMainImage
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.embracingmyjourney.net/p7t/
Unpacked files
SH256 hash:
2681e8e4ea11b8ad2e5647611ffb26571c8d70fe74a72906bf74689045054b76
MD5 hash:
a8b3eedb0a0ada743f56e178f6647a88
SHA1 hash:
02f5fb5e128dca0d4483135659888ce392039db3
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/25a778bc-709b-4bd1-b0cb-e8aebf8a2f4b/
Parent samples :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 hash:
232c4a2b3e780581f756cfb09310d92748331b3354a2156bc7027ef5e8ccab97
MD5 hash:
1a21af697dc5e1f378b3115b2ba00f60
SHA1 hash:
fe45f9a0dded9ccf3af215c4ce43e692d31dd946
Link:
https://www.unpac.me/results/25a778bc-709b-4bd1-b0cb-e8aebf8a2f4b/
SH256 hash:
fb162c621143c11a7b7ca3d4ff672b6baf8c44efb6353fd92f7e56d1f79a8c62
MD5 hash:
4cf4c8dd238d70c51f2a8eb67180f45a
SHA1 hash:
f3ade7c803b9bb59ed857ce3d325cc7d96d1b28f
Link:
https://www.unpac.me/results/25a778bc-709b-4bd1-b0cb-e8aebf8a2f4b/
SH256 hash:
b37ed83e211a60e98f12b924df6a9eecebb4b6f5c60cc58aa1468bddc611480f
MD5 hash:
5281385b7bdbdbd17e1e08d1c0eb1a20
SHA1 hash:
f2a17bff838159ff075ceb276335e6235195f62a
Link:
https://www.unpac.me/results/25a778bc-709b-4bd1-b0cb-e8aebf8a2f4b/
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/b37ed83e211a60e98f12b924df6a9eecebb4b6f5c60cc58aa1468bddc611480f

File information

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

Malspam

Formbook

xz a43fa72a330c6f1e629b4f423b37ada4c6c78d80892faad50bb2e34c3440aefd

Formbook

Executable exe b37ed83e211a60e98f12b924df6a9eecebb4b6f5c60cc58aa1468bddc611480f

(this sample)

  
Dropped by
MD5 0bea5d605eed588cb2871130445a414a
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/112474/
  
Dropped by
SHA256 a43fa72a330c6f1e629b4f423b37ada4c6c78d80892faad50bb2e34c3440aefd

Comments