MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c040726eab61fc794f91f7d7712de11b4955c76db950e3b85ef57d413b15eb87. 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 11 File information Comments

SHA256 hash: c040726eab61fc794f91f7d7712de11b4955c76db950e3b85ef57d413b15eb87
SHA3-384 hash: 738823c41e9f5fbadbca9ccbf2edccb2a4de228847777be4b991765763a44c3b9044de04ecb423c6e652b488beb0124b
SHA1 hash: 21fe2d77413a09d783e0151f0b16ccce430ca28f
MD5 hash: b3316732270c9df8d45c5b7ead0f4064
humanhash: stairway-hamper-alpha-stream
File name:file.exe
Download: download sample
Signature Formbook
File size:760'328 bytes
First seen:2024-05-03 09:22:06 UTC
Last seen:2024-05-03 10:25:11 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:CmmpixoOxmnnY6VZUnFapgMglmMugTHPpxTxxQyyfWA7i+EB9spM47RwYNx6r4Ky:DdFMnY6VYAgCITsy7d+QCpMexK4KFY
Threatray 740 similar samples on MalwareBazaar
TLSH T18DF4224EDF95FF5AC278C77105222A0797F121768622EBDF1CDE36C62584BE08A85B07
TrID 62.8% (.RLL) Microsoft Resource Library (x86) (177572/6/26)
25.8% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
3.7% (.EXE) Win64 Executable (generic) (10523/12/4)
2.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.5% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 2649c96969c9c836 (12 x AgentTesla, 4 x Formbook, 1 x RemcosRAT)
Reporter abuse_ch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
326
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
c040726eab61fc794f91f7d7712de11b4955c76db950e3b85ef57d413b15eb87.exe
Verdict:
Malicious activity
Analysis date:
2024-05-03 09:22:39 UTC
Tags:
formbook xloader

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated overlay packed
Result
Threat name:
FormBook, PureLog Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
Found direct / indirect Syscall (likely to bypass EDR)
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)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1435891 Sample: file.exe Startdate: 03/05/2024 Architecture: WINDOWS Score: 100 30 www.quantumboulevard.xyz 2->30 32 www.klingerlumberltd.com 2->32 34 3 other IPs or domains 2->34 44 Snort IDS alert for network traffic 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus detection for URL or domain 2->48 52 7 other signatures 2->52 10 file.exe 2 2->10         started        signatures3 50 Performs DNS queries to domains with low reputation 30->50 process4 signatures5 64 Injects a PE file into a foreign processes 10->64 13 file.exe 10->13         started        16 file.exe 10->16         started        process6 signatures7 66 Maps a DLL or memory area into another process 13->66 18 LHmmkoXQgKLVlTwFJILFF.exe 13->18 injected process8 signatures9 42 Found direct / indirect Syscall (likely to bypass EDR) 18->42 21 unlodctr.exe 13 18->21         started        process10 signatures11 54 Tries to steal Mail credentials (via file / registry access) 21->54 56 Tries to harvest and steal browser information (history, passwords, etc) 21->56 58 Modifies the context of a thread in another process (thread injection) 21->58 60 2 other signatures 21->60 24 LHmmkoXQgKLVlTwFJILFF.exe 21->24 injected 28 firefox.exe 21->28         started        process12 dnsIp13 36 www.gattosat.icu 109.123.121.243, 49729, 49730, 49732 UK2NET-ASGB United Kingdom 24->36 38 www.quantumboulevard.xyz 66.29.135.159, 49738, 49739, 49740 ADVANTAGECOMUS United States 24->38 40 2 other IPs or domains 24->40 62 Found direct / indirect Syscall (likely to bypass EDR) 24->62 signatures14
Threat name:
ByteCode-MSIL.Infostealer.Limitail
Status:
Malicious
First seen:
2024-05-03 03:17:07 UTC
File Type:
PE (.Net Exe)
Extracted files:
1
AV detection:
23 of 38 (60.53%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
4fd387bf8070993b326569b36950d53fd48ec4260a0e8ef63daf0a62fd8260c7
MD5 hash:
c7a5ff94cd69afb15e2a5c47087ee6f0
SHA1 hash:
be6cf08671406abeea69838958f3253b55f0122c
Detections:
win_formbook_w0 win_formbook_g0
SH256 hash:
bc8542b7bbbfdb4f7b37497593bbc39835e5fc12341b581c37377b8241d83f18
MD5 hash:
abab05ee1cf56e3127913e9b2eb91d38
SHA1 hash:
e1348c71b67779558f53ab5988af5440a3ec72bf
SH256 hash:
fa0fa92766947c5ac740c6da03a7952bfc1d7d3ba83f2f65b69a0da2d9ec237c
MD5 hash:
8f97c510f3c520d1434ed8203466f5fc
SHA1 hash:
c8e793f3b4b8326d731694bd6f9bc9e097edb55d
SH256 hash:
ffe91d3375cfabc69e6fd0b5a3368265f5caf4e3ee61f1bdd3afeb702a9ec138
MD5 hash:
701ee719af078c9b75e3d21a186c67a3
SHA1 hash:
6cebfa34a3187c2e77becf5d73935cc2b9689a7f
SH256 hash:
730d20d7e5e757e99a45b93fadd70c8553a8ae7d7eb8ea10aacb2daf0675dbb9
MD5 hash:
308c4e14221c10ffd9b19b4adb2c39d0
SHA1 hash:
47333f54d93f99f7fea55ab84dce316a108ef21f
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Parent samples :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 hash:
5f8746147edfec0aba19d9b9d11b98b05147d170589b95458913a0f66a92dc27
MD5 hash:
2ddcbfaa3caee6bbd347ed1af293a1b1
SHA1 hash:
3e6fc33701d2dbabbbc69a0b6e33c23ff8f5c5d2
SH256 hash:
c7e27e1e24925d1740b53162cfca626065bccea70ebf5cd9605ad21ce3fb76af
MD5 hash:
42c27ea3ad2b8aaadbbf9faa4424203c
SHA1 hash:
91c221bd44f2e8d81b8f289d665341694ee04766
SH256 hash:
e13a6793c770b3629d32d042e1b8fd71782f569b87aaa661afd4467c5218e19e
MD5 hash:
59f29e379e3ffa73f6443459817fceb7
SHA1 hash:
76920f291fb971c93920cf8fa63f59eed755b727
SH256 hash:
17d635c5753ccc56dcc69ea0fcdc10aafdf06394c980ca1ec7eab37ce5e9ab80
MD5 hash:
57490d3e2f324d2cdcf8907f981d6125
SHA1 hash:
6218e24aa979854e18d7a2efde89a0495818b1c4
SH256 hash:
144bfe7e06f444a6fd6c9fcefc69b5e2838fc005f81c9b088a584ba91fee6723
MD5 hash:
4756f1a4e8b910e40b2d4d089ef26847
SHA1 hash:
278cc02c6ad7e1d3467dc1cb0df3f6d835590618
SH256 hash:
62ec561afb640233c1015ab48318330f21f04bac312d758cf91ad466b02b20c9
MD5 hash:
522eab5f44b4be5728f656def166ab2c
SHA1 hash:
082aedfeac1e15ab4fedf456dffad27f3166bf7a
SH256 hash:
c040726eab61fc794f91f7d7712de11b4955c76db950e3b85ef57d413b15eb87
MD5 hash:
b3316732270c9df8d45c5b7ead0f4064
SHA1 hash:
21fe2d77413a09d783e0151f0b16ccce430ca28f
Detections:
INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Please note that we are no longer able to provide a coverage score for Virus Total.

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:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:maldoc_getEIP_method_1
Author:Didier Stevens (https://DidierStevens.com)
Rule name:meth_get_eip
Author:Willi Ballenthin
Rule name:NET
Author:malware-lu
Rule name:NETexecutableMicrosoft
Author:malware-lu
Rule name:PE_Digital_Certificate
Author:albertzsigovits
Rule name:pe_imphash
Rule name:pe_no_import_table
Description:Detect pe file that no import table
Rule name:PE_Potentially_Signed_Digital_Certificate
Author:albertzsigovits
Rule name:shellcode
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash

File information


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

BLint


The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments