MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 74a7dd343c4fac52d9d695d8d189a1bf3d5e5578622099bdf731544df385b75d. 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: 18


Intelligence 18 IOCs YARA 8 File information Comments
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SHA256 hash: 74a7dd343c4fac52d9d695d8d189a1bf3d5e5578622099bdf731544df385b75d
SHA3-384 hash: ef74a61eda0c644aba83617ae25d0e43c4c66600210569f42d106bca4739f44c5e16b982f57416ad20b2019b6a9b31d3
SHA1 hash: ae7d740bc01ae87d643f98264efa3b995365a66f
MD5 hash: 4199d8995c4b86f6053c43cb70a87aa9
humanhash: quiet-alpha-cola-fifteen
File name:PO_27052024.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:676'360 bytes
First seen:2024-05-27 06:59:23 UTC
Last seen:Never
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:iuxrYCFd6xhOIHq2tGUoa/Vyljum2dQbimFl8+IjkpqyhscnFQXkR:181xh7HqmGUosV2qQbim34EhRFQC
TLSH T180E4225033BC9320CB3A1BF49AA116114BB96F527667D3099C8BB0FE653AF544E13B4B
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 205cb064d8d4d408 (10 x Formbook, 4 x AgentTesla, 2 x Loki)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
332
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
agenttesla
Create hunting rule
ID:
1
File name:
74a7dd343c4fac52d9d695d8d189a1bf3d5e5578622099bdf731544df385b75d.exe
Verdict:
Malicious activity
Analysis date:
2024-05-27 07:01:23 UTC
Tags:
evasion agenttesla stealer smtp exfiltration
Link:
https://app.any.run/tasks/50fd2571-7ca0-448c-85cf-eecf3f67b99c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
92.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66542f7e121317197511fc53win7simulatehigh_evasion
Tags:
Encryption Network Static Gensteal
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Reading critical registry keys
Setting a keyboard event handler
Stealing user critical data
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/66542f7732eca5b280ffcc7c/reports/0c53e967-68ad-4c75-bdfe-30e813bf3037/overview
Verdict:
Malicious
Labled as:
Barys.Generic
Link:
https://www.hybrid-analysis.com/sample/74a7dd343c4fac52d9d695d8d189a1bf3d5e5578622099bdf731544df385b75d
Result
Verdict:
MALICIOUS
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:
Malicious Packer
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f3f71274-2d12-4fdd-9709-d305b0596aff
Result
Threat name:
AgentTesla
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1447834
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
AI detected suspicious sample
Check if machine is in data center or colocation facility
Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)
Contains functionality to log keystrokes (.Net Source)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Installs a global keyboard hook
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1447834 Sample: PO_27052024.exe Startdate: 27/05/2024 Architecture: WINDOWS Score: 100 18 mail.alitextile.com 2->18 20 ip-api.com 2->20 22 api.ipify.org 2->22 30 Found malware configuration 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 10 other signatures 2->36 7 PO_27052024.exe 3 2->7         started        signatures3 process4 signatures5 38 Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines) 7->38 40 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 7->40 42 Tries to detect sandboxes and other dynamic analysis tools (process name or module or function) 7->42 44 2 other signatures 7->44 10 PO_27052024.exe 15 2 7->10         started        14 PO_27052024.exe 7->14         started        16 SgrmBroker.exe 1 7->16         started        process6 dnsIp7 24 mail.alitextile.com 192.185.143.105, 49707, 49716, 49717 UNIFIEDLAYER-AS-1US United States 10->24 26 ip-api.com 208.95.112.1, 49705, 80 TUT-ASUS United States 10->26 28 api.ipify.org 104.26.13.205, 443, 49703 CLOUDFLARENETUS United States 10->28 46 Tries to steal Mail credentials (via file / registry access) 10->46 48 Tries to harvest and steal browser information (history, passwords, etc) 10->48 50 Installs a global keyboard hook 10->50 signatures8
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/74a7dd343c4fac52d9d695d8d189a1bf3d5e5578622099bdf731544df385b75d
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/74a7dd343c4fac52d9d695d8d189a1bf3d5e5578622099bdf731544df385b75d/
Threat name:
ByteCode-MSIL.Spyware.Negasteal
Create hunting rule
Status:
Malicious
First seen:
2024-05-27 04:05:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
21 of 24 (87.50%)
Threat level:
  2/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=ost52nb4j6wffwowsxmndcnbx46v4vlymiqjtppxgfke344fw5oq._file
Verdict:
malicious
Label(s):
agenttesla_v4
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agenttesla
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Result
Malware family:
agenttesla
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Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240527-hsmx4acf77/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5bba2823-d61e-4304-8e85-0c52cd5c8d74
Unpacked files
SH256 hash:
742133e98f36a0cb124f7ac40492ac2cda4e699740fdd0ced7f053391af87d9a
MD5 hash:
349a197eabd5a36b3fb02341fd159c08
SHA1 hash:
fe85d20d7dd8e2ae9fee531d462a81378619e6a2
Link:
https://www.unpac.me/results/cce75707-d89c-4a40-a2d1-f3cae9c462d5/
SH256 hash:
8fd9e608ed73facfa6d0274f828e461adbc0b71e8fd7f64a730746d73aedf35f
MD5 hash:
921f91faf3ebf07f7ba5ad54bc9500ec
SHA1 hash:
ed405f0ada6d63ace052741e62b374ddc7ba359b
Link:
https://www.unpac.me/results/cce75707-d89c-4a40-a2d1-f3cae9c462d5/
SH256 hash:
e65411551a4cb79fa51a0b50e77863a6e93ed13a5a3aa6f1e55fe1974d7352e4
MD5 hash:
a46bce0b4f08400434453474a2b2a1c2
SHA1 hash:
a59018fc07488c2c3d0e9f6ff2172486f664bdea
Detections:
AgentTesla
Create hunting rule
win_agent_tesla_g2
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
INDICATOR_EXE_Packed_GEN01
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INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
Link:
https://www.unpac.me/results/cce75707-d89c-4a40-a2d1-f3cae9c462d5/
Parent samples :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 hash:
4241ff5d4c85c9ad503746df207c4ed87dec48f2f415c2df4b66ad37b0c3105d
MD5 hash:
2431089d19acbf2a1b937c63316e547a
SHA1 hash:
65cd589b528e911b46bf8e92daf77662ceeca40f
Link:
https://www.unpac.me/results/cce75707-d89c-4a40-a2d1-f3cae9c462d5/
SH256 hash:
74a7dd343c4fac52d9d695d8d189a1bf3d5e5578622099bdf731544df385b75d
MD5 hash:
4199d8995c4b86f6053c43cb70a87aa9
SHA1 hash:
ae7d740bc01ae87d643f98264efa3b995365a66f
Detections:
INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Link:
https://www.unpac.me/results/cce75707-d89c-4a40-a2d1-f3cae9c462d5/
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/74a7dd343c4fac52d9d695d8d189a1bf3d5e5578622099bdf731544df385b75d

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:NET
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Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Malspam

Formbook

Executable exe 74a7dd343c4fac52d9d695d8d189a1bf3d5e5578622099bdf731544df385b75d

(this sample)

  
Delivery method
Distributed via e-mail attachment

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

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