MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b04f5f1a6341ed5c5a7d3ba3bfc0fb649d3f036ac5cbd80a2e60efd4b2f50450. 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: 13


Intelligence 13 IOCs YARA 7 File information Comments
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SHA256 hash: b04f5f1a6341ed5c5a7d3ba3bfc0fb649d3f036ac5cbd80a2e60efd4b2f50450
SHA3-384 hash: 20df914c9b3726c2e7248fd2c44d6df6c7d153922141f159b550477fabac8e3c266ea9f116672038482e00d99f27973a
SHA1 hash: 30dd79876cf2a24473efefb2c4e3c26e40c3bbcd
MD5 hash: 19efc1213ebf2e0717b0e6d0cc66dcf9
humanhash: cold-hotel-blossom-iowa
File name:ARRIVAL NOTICE.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'045'504 bytes
First seen:2024-11-27 15:05:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'743 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:XfBdIRC51ugFJ6dWsks21UETMdYsvaUf6EP:MAnBJ6dWd1UeMdYs36EP
TLSH T10D259D983250B19FC857C9728964DD74E6606DAA530BE303A0E759EFFD0E68BDE140F2
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
423
Origin country :
PL PL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ARRIVAL NOTICE.exe
Verdict:
No threats detected
Analysis date:
2024-11-27 15:54:00 UTC
Tags:
netreactor
Link:
https://app.any.run/tasks/c8e80af9-3a85-4418-b156-5e356037d28d

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.3127.25971.8718.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
94.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6747355cb31374f09835329b
Tags:
virus gates micro
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
Сreating synchronization primitives
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/b04f5f1a6341ed5c5a7d3ba3bfc0fb649d3f036ac5cbd80a2e60efd4b2f50450
Malware family:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/5ee1a8fc-83b9-438a-a814-d100d8280f47
Result
Threat name:
FormBook, PureLog Stealer
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1563950
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
AI detected suspicious sample
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
Injects a PE file into a foreign processes
Machine Learning detection for 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)
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)
Yara detected FormBook
Yara detected PureLog Stealer
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1563950 Sample: ARRIVAL NOTICE.exe Startdate: 27/11/2024 Architecture: WINDOWS Score: 100 31 www.acc888ommodate.xyz 2->31 33 www.gadgetre.info 2->33 35 17 other IPs or domains 2->35 45 Suricata IDS alerts for network traffic 2->45 47 Antivirus detection for URL or domain 2->47 49 Multi AV Scanner detection for submitted file 2->49 53 7 other signatures 2->53 10 ARRIVAL NOTICE.exe 3 2->10         started        signatures3 51 Performs DNS queries to domains with low reputation 31->51 process4 file5 29 C:\Users\user\...\ARRIVAL NOTICE.exe.log, ASCII 10->29 dropped 65 Injects a PE file into a foreign processes 10->65 14 ARRIVAL NOTICE.exe 10->14         started        signatures6 process7 signatures8 67 Maps a DLL or memory area into another process 14->67 17 LxkPVDvjeGvqr.exe 14->17 injected process9 signatures10 43 Found direct / indirect Syscall (likely to bypass EDR) 17->43 20 SearchProtocolHost.exe 13 17->20         started        process11 signatures12 55 Tries to steal Mail credentials (via file / registry access) 20->55 57 Tries to harvest and steal browser information (history, passwords, etc) 20->57 59 Modifies the context of a thread in another process (thread injection) 20->59 61 3 other signatures 20->61 23 LxkPVDvjeGvqr.exe 20->23 injected 27 firefox.exe 20->27         started        process13 dnsIp14 37 taxitayninh365.site 103.75.185.22, 50019, 50025, 50031 VNBOOKING-AS-VNVietNamBookingcorporationVN Viet Nam 23->37 39 carsten.studio 217.160.0.200, 50051, 50052, 50053 ONEANDONE-ASBrauerstrasse48DE Germany 23->39 41 11 other IPs or domains 23->41 63 Found direct / indirect Syscall (likely to bypass EDR) 23->63 signatures15
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b04f5f1a6341ed5c5a7d3ba3bfc0fb649d3f036ac5cbd80a2e60efd4b2f50450
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b04f5f1a6341ed5c5a7d3ba3bfc0fb649d3f036ac5cbd80a2e60efd4b2f50450/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2024-11-27 00:27:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=wbhv6gtdihwvywt5hor37qh3msot6a3kyxf5qcromdx5jmxvaria._file
Verdict:
malicious
Label(s):
formbook
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unknown_loader_037
Create hunting rule
Similar samples:
error
Formbook
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/241127-sgqjysvmbq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/91035112-4ea9-42ef-854f-04a85750475b
Unpacked files
SH256 hash:
060aa7035a97fa517fdd6e28a42cd6834fe20c4a814b2a00faa93b4b5307b68e
MD5 hash:
8fb97d97eea5c555effa612400554ae0
SHA1 hash:
352c47d36008ec1ef52f4dfb410b202cb7d3dd86
Link:
https://www.unpac.me/results/3627bef2-f7fe-4a8c-a1ef-1af863a4e0fd/
SH256 hash:
9f4e0f2d8051ce3afed0196f71230f9d1b384ecb1288f01ea501ce130fab53bd
MD5 hash:
f69b399a37124ce8f5204975da02c35b
SHA1 hash:
c5750adae4dd8c0b73f1960b32622b011228fa2b
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/3627bef2-f7fe-4a8c-a1ef-1af863a4e0fd/
SH256 hash:
716a5131bd5886d87bbe81648830ce61b345dd89df3e78ad84b1a9b994654d8e
MD5 hash:
608e824f6d7d8db19f882687324ef5b0
SHA1 hash:
4b68d049df1b43db283a77cb2e57cea03d407a7d
Link:
https://www.unpac.me/results/3627bef2-f7fe-4a8c-a1ef-1af863a4e0fd/
SH256 hash:
d058096a1bdcd1b42cd129d54573fa8a43158757f9c4ccbbc6e0ee5e6b300284
MD5 hash:
7f5c3d40f936020ddbebf7bed83e09b9
SHA1 hash:
0369cdf5e8d96d46ea3e48eea45ea939c451604d
Link:
https://www.unpac.me/results/3627bef2-f7fe-4a8c-a1ef-1af863a4e0fd/
SH256 hash:
b04f5f1a6341ed5c5a7d3ba3bfc0fb649d3f036ac5cbd80a2e60efd4b2f50450
MD5 hash:
19efc1213ebf2e0717b0e6d0cc66dcf9
SHA1 hash:
30dd79876cf2a24473efefb2c4e3c26e40c3bbcd
Link:
https://www.unpac.me/results/3627bef2-f7fe-4a8c-a1ef-1af863a4e0fd/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b04f5f1a6341/report/overview.html
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/b04f5f1a6341ed5c5a7d3ba3bfc0fb649d3f036ac5cbd80a2e60efd4b2f50450

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:RansomPyShield_Antiransomware
Create hunting rule
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)
Rule name:Skystars_Malware_Imphash
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Author:Skystars LightDefender
Description:imphash
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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

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