MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4df073c51c5392f21713d0f70f6c4a8bf37cd5a409d1e39f0ac6d0c54a390da6. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4df073c51c5392f21713d0f70f6c4a8bf37cd5a409d1e39f0ac6d0c54a390da6
SHA3-384 hash: 362775db5fc1aef2d0bab2abcd3c356b9290754428201cfbeb5bd48e86308f12e08256cbdfd91ac46a7efe555a167d01
SHA1 hash: abeb2fcef53e97ee63a30d3675bf588d23e8b699
MD5 hash: 2ae3d1566582658d761b8a86db297823
humanhash: ceiling-maine-harry-alabama
File name:DHL Notification_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:859'648 bytes
First seen:2023-01-22 17:15:55 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'614 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:V2iN16ZEc8EPfiiy8400TFmn44n1ovtUKbAibBwNvkkbAuoy8oZMEJybk53j:V1jcAETy87O74nSvNT1kvhtPZM
TLSH T115059C055E9F5070EC69BE3A92FFE827D63186C106AFE570D4E42EE588E3281D884F75
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Reporter abuse_ch
Tags:DHL exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
210
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
DHL Notification_pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-01-22 17:22:33 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/868681b8-55c9-4ee9-aad4-83ab7e8b3a0b

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/355662/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Creating a file
Searching for synchronization primitives
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
No Threat
Threat level:
  2/10
Confidence:
75%
Tags:
packed
Link:
https://www.filescan.io/uploads/63cd6f56fcc41339192e5bba/reports/2ee964a2-54db-4572-825b-770d37c6a6ff/overview
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:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/31b163a0-ab44-492e-b2e7-6f51aa02b9e0
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1156558
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in 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
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 789290 Sample: DHL Notification_pdf.exe Startdate: 22/01/2023 Architecture: WINDOWS Score: 100 36 www.janiebettycreations.com 2->36 38 janiebettycreations.com 2->38 42 Snort IDS alert for network traffic 2->42 44 Malicious sample detected (through community Yara rule) 2->44 46 Antivirus detection for URL or domain 2->46 48 10 other signatures 2->48 11 DHL Notification_pdf.exe 3 2->11         started        signatures3 process4 file5 28 C:\Users\...\DHL Notification_pdf.exe.log, ASCII 11->28 dropped 14 DHL Notification_pdf.exe 11->14         started        process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 3 6 14->17 injected process8 dnsIp9 30 td-ccm-168-233.wixdns.net 34.117.168.233, 49725, 80 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 17->30 32 adac-parts.com 162.0.209.252, 49722, 80 ACPCA Canada 17->32 34 4 other IPs or domains 17->34 40 System process connects to network (likely due to code injection or exploit) 17->40 21 control.exe 17->21         started        signatures10 process11 signatures12 50 Modifies the context of a thread in another process (thread injection) 21->50 52 Maps a DLL or memory area into another process 21->52 54 Tries to detect virtualization through RDTSC time measurements 21->54 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4df073c51c5392f21713d0f70f6c4a8bf37cd5a409d1e39f0ac6d0c54a390da6/
Threat name:
ByteCode-MSIL.Trojan.CrypterX
Create hunting rule
Status:
Malicious
First seen:
2023-01-21 14:30:13 UTC
AV detection:
15 of 25 (60.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=jxyhhri4kojpefyt2d3q63ckrpzxzvnebhi6hhyky3imksrzbwta._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:sz17 rat spyware stealer trojan
Link:
https://tria.ge/reports/230122-vs6fnagf67/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Blocklisted process makes network request
Formbook payload
Formbook
Unpacked files
SH256 hash:
3b0d3207d4e8e1382b9f6c51594d5ff36a2bf4fb873f2296f5b3d3a6e133c198
MD5 hash:
c63ccc28137498f3e9a28af52e1c0c8f
SHA1 hash:
1c701cf3df971d7a8bef396038bbb36cdab89d26
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/4ffcef98-dca2-4ad7-a2cb-1c5f9c9e5e67/
Parent samples :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 hash:
301365faaca52cc2624ac0c33492396e788b4a0d36d401b93e0dfccb66cfa577
MD5 hash:
b7367edb55e6ccab2ff272b54878ba59
SHA1 hash:
814f9260fcc0a5491021f84f5388dccd332dad62
Link:
https://www.unpac.me/results/4ffcef98-dca2-4ad7-a2cb-1c5f9c9e5e67/
SH256 hash:
bf945d674dec0ae571bfd59cd1d3a2f4a731154c4870fabbc087cfde474db676
MD5 hash:
e10f041e208e881eb678c833023a7c33
SHA1 hash:
221f88311619bb145a058b4f71ab4026f2471d3c
Link:
https://www.unpac.me/results/4ffcef98-dca2-4ad7-a2cb-1c5f9c9e5e67/
SH256 hash:
ff1b42ea7d56a37eae801adbddb7116f52a4664c0b41302736f522852edc2747
MD5 hash:
89ac57478044c57c7195943116a521e0
SHA1 hash:
1ff2bafeed795423e3538d810bda8e1e3fcdcfa5
Link:
https://www.unpac.me/results/4ffcef98-dca2-4ad7-a2cb-1c5f9c9e5e67/
SH256 hash:
757739990721ae75b7c63ef4c321863de6c3e5149467f097cd27699b2d99891b
MD5 hash:
24d8652cab672b700bbe07208e6cd548
SHA1 hash:
0b932ef5cc34ab318d682556d0209cf43f7a494a
Link:
https://www.unpac.me/results/4ffcef98-dca2-4ad7-a2cb-1c5f9c9e5e67/
SH256 hash:
4df073c51c5392f21713d0f70f6c4a8bf37cd5a409d1e39f0ac6d0c54a390da6
MD5 hash:
2ae3d1566582658d761b8a86db297823
SHA1 hash:
abeb2fcef53e97ee63a30d3675bf588d23e8b699
Link:
https://www.unpac.me/results/4ffcef98-dca2-4ad7-a2cb-1c5f9c9e5e67/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4df073c51c53/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/4df073c51c5392f21713d0f70f6c4a8bf37cd5a409d1e39f0ac6d0c54a390da6

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:pe_imphash
Create hunting rule
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 4df073c51c5392f21713d0f70f6c4a8bf37cd5a409d1e39f0ac6d0c54a390da6

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/355662/

Comments