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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ab72487522dab964957f146f3a2c945c9d996f02e59cdff4f17c4cec97f948f2. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: ab72487522dab964957f146f3a2c945c9d996f02e59cdff4f17c4cec97f948f2
SHA3-384 hash: 74d223be2ed1d45636cfc46b535345c9f23c55f291e28bcf111e1b14660ab77e34af976285a243a1d98b1649b4821f76
SHA1 hash: 0145d5bf2c36b32b1a62d6dcbc6285fbb46606f9
MD5 hash: 15f393f77d1f1f1cc9aa660a598ff431
humanhash: september-freddie-eight-wolfram
File name:Letter of Intent to Purchase 2026.com
Download: download sample
Signature Formbook
Create hunting rule
File size:824'320 bytes
First seen:2026-09-28 06:50:15 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'249 x AgentTesla, 20'536 x Formbook, 12'383 x SnakeKeylogger)
ssdeep 12288:U1TDN6jbE7Kq2haKsX+Y94084zElra3z2Rc9LHDGcJpgaqiX1p9jZwVgycp7lQ/H:aNZ32hoRzExS2yjGISiX1jZSylMH
TLSH T1470501687308C407DA6857F85971E27447BAAEED7622E3D68FD96DEB34E2F418840343
TrID 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.6% (.EXE) Win64 Executable (generic) (6522/11/2)
4.5% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
dhash icon e8d4e8e4d4e8d4e8 (2 x Formbook, 1 x AsyncRAT)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
218
Origin country :
DE DE
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/df29ec32-28d8-4e9a-8d0d-76430e33c827/
Malware family:
n/a
ID:
1
File name:
AhAyL3-ehILNZS5kcu-nXP7.eml
Verdict:
No threats detected
Analysis date:
2026-09-26 12:27:57 UTC
Tags:
susp-attachments attachments attc-unc
Link:
https://app.any.run/tasks/9613cf17-f263-4299-8092-15404f3a6a30

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/89401/
Detection(s):
SecuriteInfo.com.Trojan.Inject7.3837.24516.32127.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6ac0b7b04e97199d5892a9b8
Tags:
shell virus micro
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Сreating synchronization primitives
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
bitmap dropper formbook masquerade packed packed packer stego
Link:
https://www.filescan.io/uploads/6aba0e2d0db552c0f1811795/reports/09117a02-c1c7-4a17-a03a-0b4c8dca929f/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/ab72487522dab964957f146f3a2c945c9d996f02e59cdff4f17c4cec97f948f2
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-09-25T11:04:00Z UTC
Last seen:
2026-09-29T19:06:00Z UTC
Hits:
~100
Link:
https://opentip.kaspersky.com/ab72487522dab964957f146f3a2c945c9d996f02e59cdff4f17c4cec97f948f2/results?tab=lookup
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/5c15a8b3-924b-4b2e-b00e-68fee47b8ba8
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1978791
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
Found direct / indirect Syscall (likely to bypass EDR)
Initial sample is a PE file and has a suspicious name
Joe Sandbox ML detected suspicious sample
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)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Unusual module load detection (module proxying)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1978791 Sample: Letter of Intent to Purchas... Startdate: 28/09/2026 Architecture: WINDOWS Score: 100 30 www.qkonut.xyz 2->30 32 www.deikos.xyz 2->32 34 8 other IPs or domains 2->34 56 Suricata IDS alerts for network traffic 2->56 58 Antivirus detection for URL or domain 2->58 60 Multi AV Scanner detection for submitted file 2->60 64 10 other signatures 2->64 8 hGJDj3cMMpwO.exe 2->8 injected 10 Letter of Intent to Purchase 2026.com.exe 4 2->10         started        14 AGxwyVnw43IKhY.exe 2->14 injected signatures3 62 Performs DNS queries to domains with low reputation 32->62 process4 dnsIp5 17 label.exe 13 8->17         started        28 Letter of Intent t...se 2026.com.exe.log, ASCII 10->28 dropped 66 Adds a directory exclusion to Windows Defender 10->66 20 Letter of Intent to Purchase 2026.com.exe 10->20         started        22 powershell.exe 23 10->22         started        36 www.zzwksw.com 154.206.147.219, 49724, 49725, 49726 OWGELS-AS-APOWGELSINTERNATIONALCOLIMITEDHK Hong Kong SAR China 14->36 38 www.deikos.xyz 203.161.58.88, 49718, 49719, 80 NAMECHEAP-NET-NamecheapIncUS United States 14->38 40 5 other IPs or domains 14->40 file6 signatures7 process8 signatures9 42 Tries to steal Mail credentials (via file / registry access) 17->42 44 Tries to harvest and steal browser information (history, passwords, etc) 17->44 46 Modifies the context of a thread in another process (thread injection) 17->46 54 2 other signatures 17->54 24 firefox.exe 17->24         started        48 Maps a DLL or memory area into another process 20->48 50 Queues an APC in another process (thread injection) 20->50 52 Found direct / indirect Syscall (likely to bypass EDR) 20->52 26 conhost.exe 22->26         started        process10
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/ab72487522dab964957f146f3a2c945c9d996f02e59cdff4f17c4cec97f948f2
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
.Net Executable Managed .NET PDB Path PE (Portable Executable) PE File Layout SOS: 0.27 Win 32 Exe x86
Link:
https://app.malva.re/file/15f393f77d1f1f1cc9aa660a598ff431
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ab72487522dab964957f146f3a2c945c9d996f02e59cdff4f17c4cec97f948f2/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2026-09-25 17:48:41 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
25 of 36 (69.44%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vnzeq5jc3k4wjfl7crxtuleulsozs3yc4won75hrprgozf7zjdza._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/260928-hl4l9sxx6p/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Enumerates connected drives
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Family: Formbook
Formbook payload
Unpacked files
SH256 hash:
ab72487522dab964957f146f3a2c945c9d996f02e59cdff4f17c4cec97f948f2
MD5 hash:
15f393f77d1f1f1cc9aa660a598ff431
SHA1 hash:
0145d5bf2c36b32b1a62d6dcbc6285fbb46606f9
Link:
https://www.unpac.me/results/5870f965-a5b1-41e2-8a6a-d39a43f5ebca/
SH256 hash:
eba4935337da6b6e01339cb946fe19c0447dc9c203c2d045430dd649a32331f9
MD5 hash:
006996bbea9d91808cad6dafe986c086
SHA1 hash:
1084f8b5fc2a503211f929a3c5f3be7364a02226
Link:
https://www.unpac.me/results/5870f965-a5b1-41e2-8a6a-d39a43f5ebca/
SH256 hash:
ba96684fa11b50468b730f31ce04f4813f7893bda815e736d81b5d7e051c5db7
MD5 hash:
2c257cf4b9f9774aeb074b804ea6015d
SHA1 hash:
a614150ded1eeeab0c4c293342ad88a666ab0081
Link:
https://www.unpac.me/results/5870f965-a5b1-41e2-8a6a-d39a43f5ebca/
SH256 hash:
a62d2b74c2c9cb921952a6f3f637fcee722753ac0fbd4ff64c0a9a1259e25e42
MD5 hash:
53287a637b62094d1830ac3147970960
SHA1 hash:
c9390f6f9ce46556be154e8245724062f43fec14
Link:
https://www.unpac.me/results/5870f965-a5b1-41e2-8a6a-d39a43f5ebca/
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/ab72487522dab964957f146f3a2c945c9d996f02e59cdff4f17c4cec97f948f2

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:WIN_Sample_Unique_69354b41
Create hunting rule
Author:Marjoriefort
Description:Specimen unique (soumission Bazaar) - strings distinctifs propres au sample
Reference:69354b41e10daf03d3f3af881b32d5c0fec56b1cfe96629fd4c5263413a42854.exe

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/89401/

Comments