MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a37712c1ebcae620cec233dbdc991ab3a7d459af2661cde861e013e21128ab35. 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: 8


Intelligence 8 IOCs YARA 22 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a37712c1ebcae620cec233dbdc991ab3a7d459af2661cde861e013e21128ab35
SHA3-384 hash: 43136d472d57f55badf82730084292cadcfcc99b7f3e6199b89eb3d268dde8cd0494237c75cf6c56ce27393106b23532
SHA1 hash: 1cc12002b75c7c188cdc1eb40c479b8fb904d6ce
MD5 hash: c8b6e6a013b9ed16d1f7bd3cf4cdf471
humanhash: timing-arizona-uniform-sweet
File name:ESTADO DE CUENTA DHL - 695026972.gz
Download: download sample
Signature Formbook
Create hunting rule
File size:566'198 bytes
First seen:2024-02-08 06:40:22 UTC
Last seen:Never
File type: gz
MIME type:application/x-rar
ssdeep 12288:nHLTh+u6xEOufKg/Yl4QLzStcgKY5qNXkMVBMwJPEeix2:H3Yt4uzzlNPDxfio
TLSH T155C423632D55F93488E77C7B07D47D410827923EB9B1DB989259018A2CBE79B003BB6E
TrID 61.5% (.RAR) RAR compressed archive (v5.0) (8000/1)
38.4% (.RAR) RAR compressed archive (gen) (5000/1)
Reporter cocaman
Tags:DHL FormBook gz


Avatar
cocaman
Malicious email (T1566.001)
From: "DHL Express (MEXICO) S.A<usario885@wanloplimited.com>" (likely spoofed)
Received: "from mail3.wanloplimited.com (mail2.wanloplimited.com [206.217.139.107]) "
Date: "7 Feb 2024 23:41:52 +0100"
Subject: "RV: ESTADO DE CUENTA DHL - 695026972"
Attachment: "ESTADO DE CUENTA DHL - 695026972.gz"

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:ESTADO DE CUENTA DHL - 695026972.exe
File size:1'036'441 bytes
SHA256 hash: 9daee98863d74ccb640adf8fca77a4289ec0365417ca8f981580f219661121e1
MD5 hash: dde0e5e4b478bd476c1f662a88235bd1
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
autoit fingerprint keylogger lolbin masquerade overlay packed shell32 stealer
Link:
https://www.filescan.io/uploads/65c47782e8d5f6639a366402/reports/5a79fbd9-bebd-4576-8d7a-a80f5ac3b958/overview
Verdict:
Suspicious
Labled as:
Mal/DrodRar
Link:
https://www.hybrid-analysis.com/sample/a37712c1ebcae620cec233dbdc991ab3a7d459af2661cde861e013e21128ab35
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.
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a37712c1ebcae620cec233dbdc991ab3a7d459af2661cde861e013e21128ab35/
Threat name:
Script-AutoIt.Trojan.GenSteal
Create hunting rule
Status:
Malicious
First seen:
2024-02-08 06:40:26 UTC
File Type:
Binary (Archive)
Extracted files:
30
AV detection:
14 of 24 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=un3rfqplzltcbtwcgpn5zgi2wot5iwnpezq432db4aj6eejivm2q._file
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/240208-hw34gsdcg3/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Looks up external IP address via web service
AgentTesla
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/a37712c1ebcae620cec233dbdc991ab3a7d459af2661cde861e013e21128ab35

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:AgentTeslaV2
Create hunting rule
Author:ditekshen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:AgentTeslaV3
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Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:AutoIt
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Author:Jean-Philippe Teissier / @Jipe_
Description:AutoIT packer
Rule name:AutoIT_Compiled
Create hunting rule
Author:@bartblaze
Description:Identifies compiled AutoIT script (as EXE). This rule by itself does NOT necessarily mean the detected file is malicious.
Rule name:DebuggerCheck__API
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__RemoteAPI
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:INDICATOR_EXE_Packed_GEN01
Create hunting rule
Author:ditekSHen
Description:Detect packed .NET executables. Mostly AgentTeslaV4.
Rule name:INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
Author:ditekSHen
Description:Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
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Author:ditekSHen
Description:Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many email and collaboration clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing many file transfer clients. Observed in information stealers
Rule name:INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
Author:ditekSHen
Description:Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion
Rule name:INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
Author:ditekSHen
Description:Detects executables referencing Windows vault credential objects. Observed in infostealers
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:malware_Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:MALWARE_Win_AgentTeslaV2
Create hunting rule
Author:ditekSHen
Description:AgenetTesla Type 2 Keylogger payload
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_AgentTesla_ebf431a8
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Author:Elastic Security
Rule name:win_agent_tesla_g2
Create hunting rule
Author:Daniel Plohmann <daniel.plohmann@fkie.fraunhofer.de>

File information

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

Malspam

Formbook

gz a37712c1ebcae620cec233dbdc991ab3a7d459af2661cde861e013e21128ab35

(this sample)

Formbook

Executable exe 9daee98863d74ccb640adf8fca77a4289ec0365417ca8f981580f219661121e1

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 9daee98863d74ccb640adf8fca77a4289ec0365417ca8f981580f219661121e1
  
Dropping
Formbook
  
Dropping
MD5 dde0e5e4b478bd476c1f662a88235bd1

Comments