MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c9009eeffcaac6b1e45e26ed3d7c399b42d9a9507cc56ddec477c399a3d9b2f. 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 2 File information Comments
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SHA256 hash: 3c9009eeffcaac6b1e45e26ed3d7c399b42d9a9507cc56ddec477c399a3d9b2f
SHA3-384 hash: 6e45a035ab89e2cdd36c633d62b163e64b96fce8da655e302ae024792da619440eee2a4b31ed74c9be80ca5c58d9d1d4
SHA1 hash: 6818607382e08a45ac973576e07e20687b0410fb
MD5 hash: f5aaeb84ea18e9af249804c9ee505a55
humanhash: river-michigan-summer-yellow
File name:f5aaeb84ea18e9af249804c9ee505a55.exe
Download: download sample
Signature Formbook
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File size:1'046'528 bytes
First seen:2022-11-09 16:50:32 UTC
Last seen:2022-11-09 18:54:15 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:TP4uGrUPm19vr4Pmw1vYiPpo3eLCl1uTY22WbxAvbLr6jE2GQbct+R:5Y9z4PmwJYV3esuc2NGzLqE2ctC
TLSH T18925D0085BD19E1BE5BE0375D02218044739E606F18FF77F2AD914FC1E6ABA8C99E583
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13097/50/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
172
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
RFQ.doc
Verdict:
Malicious activity
Analysis date:
2022-11-09 07:12:58 UTC
Tags:
loader exploit cve-2017-11882 formbook trojan stealer
Link:
https://app.any.run/tasks/6f38e0b7-bf2a-401f-9d79-e5d032b79546

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/331367/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1658.29899.26735.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a custom TCP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/636bda785ae98d5770689a2e/reports/e66b925f-0bc2-407d-9d5d-1eb8d7fcde7b/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
njRAT
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/93211095-6d65-44ee-88e4-3e3dd503f3e7
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1109492
Signature
C2 URLs / IPs found in malware configuration
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)
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
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 742169 Sample: mp1hrlt5Xx.exe Startdate: 09/11/2022 Architecture: WINDOWS Score: 100 29 www.brandibraunalissa.com 2->29 31 ext-sq.squarespace.com 2->31 47 Snort IDS alert for network traffic 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Multi AV Scanner detection for submitted file 2->51 53 6 other signatures 2->53 10 mp1hrlt5Xx.exe 3 2->10         started        signatures3 process4 file5 27 C:\Users\user\AppData\...\mp1hrlt5Xx.exe.log, ASCII 10->27 dropped 55 Tries to detect virtualization through RDTSC time measurements 10->55 57 Injects a PE file into a foreign processes 10->57 14 mp1hrlt5Xx.exe 10->14         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 14->59 61 Maps a DLL or memory area into another process 14->61 63 Sample uses process hollowing technique 14->63 65 Queues an APC in another process (thread injection) 14->65 17 rundll32.exe 14->17         started        20 explorer.exe 14->20 injected process9 dnsIp10 39 Modifies the context of a thread in another process (thread injection) 17->39 41 Maps a DLL or memory area into another process 17->41 43 Tries to detect virtualization through RDTSC time measurements 17->43 23 cmd.exe 1 17->23         started        33 www.pinellasgov.com 185.53.177.53, 49704, 80 TEAMINTERNET-ASDE Germany 20->33 35 www.shoyo-samaa.com 146.59.209.152, 49705, 80 OVHFR Norway 20->35 37 7 other IPs or domains 20->37 45 System process connects to network (likely due to code injection or exploit) 20->45 signatures11 process12 process13 25 conhost.exe 23->25         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3c9009eeffcaac6b1e45e26ed3d7c399b42d9a9507cc56ddec477c399a3d9b2f/
Threat name:
Win32.Trojan.Swotter
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Status:
Malicious
First seen:
2022-11-09 04:29:20 UTC
File Type:
PE (.Net Exe)
AV detection:
21 of 41 (51.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hsiat3x7zkwgwhsf4jxnhv6dtg2c3guva7gfnxpmi56dtgr5tmxq._file
Verdict:
malicious
Label(s):
formbook
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Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:ua69 rat spyware stealer trojan
Link:
https://tria.ge/reports/221109-vctf6acbcp/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
7896b9ef17ddfdeab5e31831b99e568c03cbd31a05db8fe6dc59b9e9e6669d58
MD5 hash:
12a9d91ba40e97b6f09118f7095e297d
SHA1 hash:
2862fec520df1b047f47f7966fc5d08cac3cdff9
Detections:
FormBook
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win_formbook_auto
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win_formbook_g0
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Link:
https://www.unpac.me/results/74383871-e38b-453b-bd7e-10d4989fd222/
Parent samples :
e61660e229f87b61562735d3d6f44326329b5d9e659198d02de592402984b7c7
3c9009eeffcaac6b1e45e26ed3d7c399b42d9a9507cc56ddec477c399a3d9b2f
23c96a140db8d8bf5c14a2bf811ab8e22f93bf283179ebefeee31907b5067618
af2338dccdb59d40b3e6fbde008f3fad793ae9910fc3f2210bf6e9a311bd8044
903bfcbe2d85143ad723b47ed1edc96f5416fa3b584fe76e74d75e93ff4b2e64
SH256 hash:
96def0a45111b6e15e4e740a2df20f0219c25c08d2f951cbb13dae9f66f9c55b
MD5 hash:
b69a04972252ac08567c85d021787e1a
SHA1 hash:
8432bf2562ad7c574eb7a676d6326e56931298bf
Link:
https://www.unpac.me/results/74383871-e38b-453b-bd7e-10d4989fd222/
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
Link:
https://www.unpac.me/results/74383871-e38b-453b-bd7e-10d4989fd222/
SH256 hash:
91abb6bb53426e05379d94ec3ed20278b3a8b17f7c2ee4396aa41d445b7e97a0
MD5 hash:
7a08c589a0e65978d38ad2d35193cde8
SHA1 hash:
3340e53f9d65b2d6566cf691b643b17eb48e5c79
Link:
https://www.unpac.me/results/74383871-e38b-453b-bd7e-10d4989fd222/
SH256 hash:
562eb456c252050555f1de37857ce9f3ed3874d694e1e9ef3a1899e13bf4cc11
MD5 hash:
419ca8837e7eb12619f7948ac65e2900
SHA1 hash:
2831445244ef0a2f068325c6e469ca8438d685a9
Link:
https://www.unpac.me/results/74383871-e38b-453b-bd7e-10d4989fd222/
SH256 hash:
ab19f28c700d64814b0c55df868c30dfb94e0a1f9fb6f7bca05bac6eb78a4e52
MD5 hash:
1f2a6c02dcf9aa00a28a5039fb5b8ce0
SHA1 hash:
1ef480867d39b98368af7586a8e6ba38c0c3893a
Link:
https://www.unpac.me/results/74383871-e38b-453b-bd7e-10d4989fd222/
SH256 hash:
3c9009eeffcaac6b1e45e26ed3d7c399b42d9a9507cc56ddec477c399a3d9b2f
MD5 hash:
f5aaeb84ea18e9af249804c9ee505a55
SHA1 hash:
6818607382e08a45ac973576e07e20687b0410fb
Link:
https://www.unpac.me/results/74383871-e38b-453b-bd7e-10d4989fd222/
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3c9009eeffca/report/overview.html
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/3c9009eeffcaac6b1e45e26ed3d7c399b42d9a9507cc56ddec477c399a3d9b2f

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
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Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Formbook

Executable exe 3c9009eeffcaac6b1e45e26ed3d7c399b42d9a9507cc56ddec477c399a3d9b2f

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2403539/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/331367/

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