MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9aa82cf1503a5319e4ad73a655ecb111748bc643815ac729d466e303532245bf. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
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SHA256 hash: 9aa82cf1503a5319e4ad73a655ecb111748bc643815ac729d466e303532245bf
SHA3-384 hash: bb325ba0b42e03f2b0cb6a4de8e1033bfa9be0cf03d34a0972a193c62b54ae81b2a4d11f07d8578e82eaba7572e273fe
SHA1 hash: 798e3156eb20fb0fc1c19e23b9b6e2b4e0893ba2
MD5 hash: be8e263484112717ddca4b0d11311025
humanhash: south-maryland-freddie-tango
File name:E-dekont.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:731'648 bytes
First seen:2022-08-15 15:59:03 UTC
Last seen:2022-08-15 16:49:37 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:zA9Fmki9bFJg/2u+XeWo6OPHcGVvENNa8OCR0t6ak+pOup:kLkJgeuBP88nv6aTD
TLSH T12EF4CFAFBD9E9811CC290B72ECC8018467F27DA27602DA8F6DA73146C5723DD469CF46
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
Reporter abuse_ch
Tags:exe FormBook geo TUR

Intelligence

File Origin
# of uploads :
2
# of downloads :
257
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
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ID:
1
File name:
E-dekont.exe
Verdict:
Malicious activity
Analysis date:
2022-08-15 16:10:51 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/ebacb639-36a9-4875-8ffe-cdd58fec696e

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/298749/
Detection(s):
SecuriteInfo.com.W32.AIDetectNet.01.11408.23795.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/62fa6d55493dc2f89c992028/reports/942be51e-1ce6-45cf-b582-b4233ddcf8c7/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:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/698db625-e964-4454-b608-e22865d6c0ef
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1051771
Signature
Antivirus detection for URL or domain
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 signatures2 2 Behavior Graph ID: 684283 Sample: E-dekont.exe Startdate: 15/08/2022 Architecture: WINDOWS Score: 100 34 Snort IDS alert for network traffic 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 Antivirus detection for URL or domain 2->38 40 7 other signatures 2->40 10 E-dekont.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...-dekont.exe.log, ASCII 10->28 dropped 48 Tries to detect virtualization through RDTSC time measurements 10->48 50 Injects a PE file into a foreign processes 10->50 14 E-dekont.exe 10->14         started        signatures5 process6 signatures7 52 Modifies the context of a thread in another process (thread injection) 14->52 54 Maps a DLL or memory area into another process 14->54 56 Sample uses process hollowing technique 14->56 58 Queues an APC in another process (thread injection) 14->58 17 explorer.exe 14->17 injected process8 dnsIp9 30 publicidadventas.com 193.84.177.33, 49779, 80 REASONNET-ASAmsterdamtheNetherlandsNL France 17->30 32 www.publicidadventas.com 17->32 42 System process connects to network (likely due to code injection or exploit) 17->42 21 msiexec.exe 17->21         started        signatures10 process11 signatures12 44 Modifies the context of a thread in another process (thread injection) 21->44 46 Maps a DLL or memory area into another process 21->46 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/9aa82cf1503a5319e4ad73a655ecb111748bc643815ac729d466e303532245bf/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-08-15 16:00:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
46
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=tkucz4kqhjjrtzfnootfl3frcf2ixrsdqfnmokoum3rqguzciw7q._file
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:b29a rat spyware stealer trojan
Link:
https://tria.ge/reports/220815-te3beaffa2/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
832f2de75a7c61359c363124d14a35e6c7ac0dbc3219ba1c27e3fba655f7bd68
MD5 hash:
12947d1ea5e5046712e7caf158a3f0ce
SHA1 hash:
a3502d23aec532715f890d43c77a52ab715fb66e
Detections:
win_formbook_g0
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win_formbook_auto
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FormBook
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Link:
https://www.unpac.me/results/38d47778-8f44-46aa-9885-634e8fc23eac/
Parent samples :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 hash:
ef793d89e95e15c9c092ed6e39985f9f4d94d936f163409215fffc4cfce84f80
MD5 hash:
f39a4876a2a9ce28048119bffb07c94a
SHA1 hash:
7fc62a5de83b025ac336df1ccb76ac7accff4ce0
Link:
https://www.unpac.me/results/38d47778-8f44-46aa-9885-634e8fc23eac/
SH256 hash:
6b370ceb5cab77153a1f74c0de35433398717218ff9989c0303ce8ed10ac5b79
MD5 hash:
d7257c22687597e7026ab3ca59c3f6d1
SHA1 hash:
4aeccc9e9bc7e04d353c9449e01ae07203a72745
Link:
https://www.unpac.me/results/38d47778-8f44-46aa-9885-634e8fc23eac/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/38d47778-8f44-46aa-9885-634e8fc23eac/
SH256 hash:
1b72d49a5e3db7a7a157408ac93240c7e0316ed7f6ddd10befc1af7e4bf7f68c
MD5 hash:
9c1436a35d82492bd09b6d65e4eaf94a
SHA1 hash:
2177711310aef753f821b881a4ee7f64f3bc9ef8
Link:
https://www.unpac.me/results/38d47778-8f44-46aa-9885-634e8fc23eac/
SH256 hash:
9aa82cf1503a5319e4ad73a655ecb111748bc643815ac729d466e303532245bf
MD5 hash:
be8e263484112717ddca4b0d11311025
SHA1 hash:
798e3156eb20fb0fc1c19e23b9b6e2b4e0893ba2
Link:
https://www.unpac.me/results/38d47778-8f44-46aa-9885-634e8fc23eac/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/9aa82cf1503a5319e4ad73a655ecb111748bc643815ac729d466e303532245bf

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.

Cape
Cape
https://www.capesandbox.com/analysis/298749/

Comments