MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7ba61c25d453c1ef8a3487c29fd4becd9a49b5f53e963f4db2954aeed9bde8a8. 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: 17


Intelligence 17 IOCs YARA 3 File information Comments

SHA256 hash: 7ba61c25d453c1ef8a3487c29fd4becd9a49b5f53e963f4db2954aeed9bde8a8
SHA3-384 hash: 7936053325d1a25f638ff768a848b78070f04ea63ee5c825d4444272b773c7795b9803c41566f40c56ccce109f86d229
SHA1 hash: a23eabb64cb688f1340c646600536f32130afcb3
MD5 hash: 602a624973fb5e95e21303fc7bd31e26
humanhash: fourteen-seventeen-floor-oregon
File name:Recibo de envío de DHL_Guía de embarque Doc_PRG211003417144356060.PDF..exe
Download: download sample
Signature Formbook
File size:576'512 bytes
First seen:2024-08-27 05:48:47 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash fc6683d30d9f25244a50fd5357825e79 (92 x Formbook, 52 x AgentTesla, 23 x SnakeKeylogger)
ssdeep 12288:hYV6MorX7qzuC3QHO9FQVHPF51jgcMz3NFFTaExXjSIoWish:2BXu9HGaVHM5LTaE9WHWim
TLSH T17DC42282AFD5D876C1A523B5C437EC805A2174B1CBD53BAE8649F12EF83678BD40325E
TrID 35.7% (.EXE) UPX compressed Win32 Executable (27066/9/6)
35.0% (.EXE) Win32 EXE Yoda's Crypter (26569/9/4)
8.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
5.9% (.EXE) Win32 Executable (generic) (4504/4/1)
Magika pebin
File icon (PE):PE icon
dhash icon aae2f3e38383b629 (2'034 x Formbook, 1'183 x CredentialFlusher, 666 x AgentTesla)
Reporter abuse_ch
Tags:DHL exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
394
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
agenttesla
ID:
1
File name:
DHL Express Confirmación de envío.eml
Verdict:
Malicious activity
Analysis date:
2024-08-26 14:44:36 UTC
Tags:
evasion stealer agenttesla ftp exfiltration

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
Network Stealth Agent
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Launching a process
Using the Windows Management Instrumentation requests
Сreating synchronization primitives
DNS request
Connection attempt
Sending an HTTP GET request
Reading critical registry keys
Stealing user critical data
Unauthorized injection to a system process
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.
Result
Threat name:
AgentTesla
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Binary is likely a compiled AutoIt script file
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
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
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)
Switches to a custom stack to bypass stack traces
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)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected Generic Downloader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Vindor
Status:
Malicious
First seen:
2024-08-26 11:41:27 UTC
File Type:
PE (Exe)
Extracted files:
52
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
agenttesla_v4 agenttesla
Result
Malware family:
agenttesla
Score:
  10/10
Tags:
family:agenttesla credential_access discovery keylogger spyware stealer trojan upx
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
AutoIT Executable
Suspicious use of SetThreadContext
Looks up external IP address via web service
UPX packed file
Credentials from Password Stores: Credentials from Web Browsers
AgentTesla
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
f76de7e13236b109f94997a7e83436a3efa5f63726e392516ba364be5619ca22
MD5 hash:
810e7d4fc23dc3fe58dba275217d9281
SHA1 hash:
ff8a2eacbe7a18906b012b688969e171e5724c35
Detections:
win_agent_tesla_g2 INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Agenttesla_type2 MALWARE_Win_AgentTeslaV2 INDICATOR_SUSPICIOUS_Binary_References_Browsers INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL INDICATOR_EXE_Packed_GEN01 INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
SH256 hash:
54d8a9c0a8a4e49101f0215a386a8bdeb1095bd3abacf89487c9e41d115fe27c
MD5 hash:
4fd3fcb1b88f7709f233bccd02d98ce0
SHA1 hash:
4f3381b79ca956136527724ed359fd55aae982a8
Detections:
AutoIT_Compiled
SH256 hash:
7ba61c25d453c1ef8a3487c29fd4becd9a49b5f53e963f4db2954aeed9bde8a8
MD5 hash:
602a624973fb5e95e21303fc7bd31e26
SHA1 hash:
a23eabb64cb688f1340c646600536f32130afcb3
Detections:
SUSP_Imphash_Mar23_3
Malware family:
AgentTesla
Verdict:
Malicious
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:SUSP_Imphash_Mar23_3
Author:Arnim Rupp (https://github.com/ruppde)
Description:Detects imphash often found in malware samples (Maximum 0,25% hits with search for 'imphash:x p:0' on Virustotal) = 99,75% hits
Reference:Internal Research
Rule name:UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser
Author:malware-lu
Rule name:upx_largefile
Author:k3nr9

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
CHECK_NXMissing Non-Executable Memory Protectioncritical
Reviews
IDCapabilitiesEvidence
AUTH_APIManipulates User AuthorizationADVAPI32.dll::GetAce
MULTIMEDIA_APICan Play MultimediaWINMM.dll::timeGetTime
WIN_BASE_APIUses Win Base APIKERNEL32.DLL::LoadLibraryA
WIN_NETWORK_APISupports Windows NetworkingMPR.dll::WNetUseConnectionW

Comments