MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1744fffa6e77f31dc3a34f9b6979c5a375dd9944e8d1a9c823fd8bc85c5d0d48. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments

SHA256 hash: 1744fffa6e77f31dc3a34f9b6979c5a375dd9944e8d1a9c823fd8bc85c5d0d48
SHA3-384 hash: 19e890835eb3529f60ec1a72339442b0f739be8103728976407f935b861d21d3c6fbcbadabd315572c05cc4471f4b716
SHA1 hash: 178dcc0d11562520544a1ac06b2d24e4b56a4feb
MD5 hash: 25ae61487596787ae449f46d9ca03fd4
humanhash: october-seven-crazy-tango
File name:DHL Notification_pdff.exe
Download: download sample
Signature Formbook
File size:912'384 bytes
First seen:2022-10-13 11:42:01 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:KCRjGXs/l20jUa2gYcwQwglxyJekXQffJxgWeWoHQR2B:XNYU1lxy0kXQZcHQoB
TLSH T1DB15597A22D24507E429327584C3D2F32AFB6E607061D2CB9AD76F6FBC411BB9613346
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13101/52/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter abuse_ch
Tags:DHL exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
191
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Result
Verdict:
UNKNOWN
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:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 722395 Sample: DHL Notification_pdff.exe Startdate: 13/10/2022 Architecture: WINDOWS Score: 100 36 www.id-serportesepong345464.shop 2->36 38 id-serportesepong345464.shop 2->38 44 Malicious sample detected (through community Yara rule) 2->44 46 Multi AV Scanner detection for submitted file 2->46 48 Yara detected AntiVM3 2->48 50 8 other signatures 2->50 11 DHL Notification_pdff.exe 3 2->11         started        signatures3 process4 file5 28 C:\Users\...\DHL Notification_pdff.exe.log, ASCII 11->28 dropped 14 DHL Notification_pdff.exe 11->14         started        process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 14->17 injected process8 dnsIp9 30 sportsandluxurycars.online 162.241.194.88, 49684, 80 UNIFIEDLAYER-AS-1US United States 17->30 32 www.samanawavesdubai.com 213.186.33.5, 49686, 80 OVHFR France 17->32 34 3 other IPs or domains 17->34 40 System process connects to network (likely due to code injection or exploit) 17->40 42 Performs DNS queries to domains with low reputation 17->42 21 rundll32.exe 17->21         started        signatures10 process11 signatures12 52 Modifies the context of a thread in another process (thread injection) 21->52 54 Maps a DLL or memory area into another process 21->54 56 Tries to detect virtualization through RDTSC time measurements 21->56 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Threat name:
ByteCode-MSIL.Trojan.FormBook
Status:
Malicious
First seen:
2022-10-13 10:03:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
26
AV detection:
26 of 41 (63.41%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:g2e8 rat spyware stealer trojan
Behaviour
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
Suspicious use of SetThreadContext
Deletes itself
Formbook payload
Formbook
Gathering data
Unpacked files
SH256 hash:
72f7272d0e8af849c87030cb8b6ce362ef9896400be3ef27e56970f21cd8b691
MD5 hash:
b238075b563644dcd4566f6810971c75
SHA1 hash:
aecaabc92c02f89d34de30c1e5b265518d41b2b8
Detections:
FormBook win_formbook_auto win_formbook_g0
SH256 hash:
161903f7d5633a0cdc5d416c229e1af16ad3f5a6d11dbe8d500aa9151a273f62
MD5 hash:
b460e7cd67e88a80f0b65f65d28b1c4c
SHA1 hash:
fef017687483cf2b5b9d5f8061b6f0645fdcf779
SH256 hash:
af7ac1171b44c9a949ad80bfaf05095048d0b74cfb527f66479e22f47d340110
MD5 hash:
f696dc0e00cb8f70799ac3fcaa5f9f6a
SHA1 hash:
cde2283de5b89639ea52f6388feef8f77efc63ce
SH256 hash:
869e69d22daea3964c84ad3d1237f213a77a84e7cc7fdc7d94a00bfd4e897f02
MD5 hash:
cdd8856d3e4864aef84c457adef97a75
SHA1 hash:
36c0655d5c2e5af7aa41f8de46a04ba3166497a1
SH256 hash:
66a28b06ff4b86757e0c78e5d71e08b1bad09eee0f3590ca42f91877179e0135
MD5 hash:
8aea29c7a1b81d62a7bd79d996e82e92
SHA1 hash:
2d93d27b975b1289f6a3158cd785deb073214b8e
SH256 hash:
1744fffa6e77f31dc3a34f9b6979c5a375dd9944e8d1a9c823fd8bc85c5d0d48
MD5 hash:
25ae61487596787ae449f46d9ca03fd4
SHA1 hash:
178dcc0d11562520544a1ac06b2d24e4b56a4feb
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:pe_imphash
Rule name:Skystars_Malware_Imphash
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 1744fffa6e77f31dc3a34f9b6979c5a375dd9944e8d1a9c823fd8bc85c5d0d48

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments