MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a9731f99c6a49a98e6ecc244f7fc6b4263be8255559a883c58e154bb9be68b44. 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: 16


Intelligence 16 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a9731f99c6a49a98e6ecc244f7fc6b4263be8255559a883c58e154bb9be68b44
SHA3-384 hash: acb71a80089ad3c32fa68ddca6725ce1a1a0e39b2eb0390f87a5a0766ba606990b1092229a9615bdb42d7aac662ea79c
SHA1 hash: 28132f77cef05d22f912541f4fddf645c60b65cb
MD5 hash: 7c5b255f8adfbdbc610be41f154f8448
humanhash: eighteen-pennsylvania-kilo-two
File name:DHL Notification_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:399'475 bytes
First seen:2022-10-19 06:05:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (720 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 6144:wbE/HUlTKu1gRtv6cWGdvY1YGoQKwBRiyjOavu/MmbehZ40MSWN7Nj66ZG8:wbwv6cxdv05fmavNmbehZ4uWPO648
TLSH T1F884AE54D5089ED6E202B238E1F8FF1D1A108FA6726EAB48D531B941BC727CF6436D8D
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 9f197f3767531b47 (39 x Formbook, 12 x AgentTesla, 2 x RemcosRAT)
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:
2022-10-19 06:26:29 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/5ae3769a-e225-47a5-a2db-0445a77047c8

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/321599/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching the default Windows debugger (dwwin.exe)
Searching for synchronization primitives
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Sending a custom TCP request
Setting browser functions hooks
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/43768/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/634f93cc898b0652a4b8ebb2/reports/20a5568b-dc63-410a-9405-1bb453822a21/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/a09cb1fe-0a42-480c-8a34-bbe6de229bb3
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1093240
Signature
Antivirus detection for dropped file
C2 URLs / IPs found in malware configuration
Found hidden mapped module (file has been removed from disk)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 725862 Sample: DHL Notification_pdf.exe Startdate: 19/10/2022 Architecture: WINDOWS Score: 100 48 Snort IDS alert for network traffic 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Antivirus detection for dropped file 2->52 54 7 other signatures 2->54 9 DHL Notification_pdf.exe 18 2->9         started        process3 file4 34 C:\Users\user\AppData\Local\Temp\ppfyr.exe, PE32 9->34 dropped 12 ppfyr.exe 1 9->12         started        process5 file6 36 C:\Users\user\AppData\Local\Temp\7296.tmp, PE32 12->36 dropped 58 Multi AV Scanner detection for dropped file 12->58 60 Machine Learning detection for dropped file 12->60 62 Found hidden mapped module (file has been removed from disk) 12->62 64 Tries to detect virtualization through RDTSC time measurements 12->64 16 ppfyr.exe 12->16         started        19 cmd.exe 1 12->19         started        21 WerFault.exe 23 9 12->21         started        signatures7 process8 signatures9 42 Modifies the context of a thread in another process (thread injection) 16->42 44 Maps a DLL or memory area into another process 16->44 46 Queues an APC in another process (thread injection) 16->46 23 explorer.exe 16->23 injected 27 conhost.exe 19->27         started        process10 dnsIp11 38 www.ngr-grax-stanbicibtc.com 23->38 40 www.79319.top 23->40 56 System process connects to network (likely due to code injection or exploit) 23->56 29 wlanext.exe 23->29         started        32 autofmt.exe 23->32         started        signatures12 process13 signatures14 66 Modifies the context of a thread in another process (thread injection) 29->66 68 Maps a DLL or memory area into another process 29->68 70 Tries to detect virtualization through RDTSC time measurements 29->70
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a9731f99c6a49a98e6ecc244f7fc6b4263be8255559a883c58e154bb9be68b44/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-10-18 13:16:47 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
14 of 26 (53.85%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vfzr7gogusnjrzxmyjcpp7dlijr35asvkwniqpcy4fklxg7grnca._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:g2e8 rat spyware stealer trojan
Link:
https://tria.ge/reports/221019-gtq6gaehb6/
Behaviour
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/5c55a9d8-c651-4fc3-a924-ab1bdbc4458f
Unpacked files
SH256 hash:
72f7272d0e8af849c87030cb8b6ce362ef9896400be3ef27e56970f21cd8b691
MD5 hash:
b238075b563644dcd4566f6810971c75
SHA1 hash:
aecaabc92c02f89d34de30c1e5b265518d41b2b8
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/3b700ea5-48d8-4acd-8cc7-668ef0d7fd0f/
Parent samples :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 hash:
2089e6122c6d443f49e3d3ed56578971c1543e0de6d6ee72c8da44ec2ff4dbbf
MD5 hash:
e6465e7b41a2e16ed24eb6ca253e6b5d
SHA1 hash:
3fc73c68cebf2371bf41c25c5763a653371d54be
Link:
https://www.unpac.me/results/3b700ea5-48d8-4acd-8cc7-668ef0d7fd0f/
SH256 hash:
a9731f99c6a49a98e6ecc244f7fc6b4263be8255559a883c58e154bb9be68b44
MD5 hash:
7c5b255f8adfbdbc610be41f154f8448
SHA1 hash:
28132f77cef05d22f912541f4fddf645c60b65cb
Link:
https://www.unpac.me/results/3b700ea5-48d8-4acd-8cc7-668ef0d7fd0f/
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/a9731f99c6a49a98e6ecc244f7fc6b4263be8255559a883c58e154bb9be68b44

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/321599/

Comments