MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c2173d730ca822a9a555169e51a5fbc99d998bb9df489eb5dddee28152c95e7c. 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: 11


Intelligence 11 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c2173d730ca822a9a555169e51a5fbc99d998bb9df489eb5dddee28152c95e7c
SHA3-384 hash: 3636111a95d11952a5257c20cfba2fd1358ed30ebc541de7270069d1f6a4a2d586d9482e276ce6e3fe43349d32ccec1b
SHA1 hash: a34c3941c0a82c31b23e3657da8efbebd08722e4
MD5 hash: f1beef879b6149aecb0b15904235ee1f
humanhash: purple-sad-mike-tango
File name:Air Shipment Doc.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:232'960 bytes
First seen:2023-08-18 10:20:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'655 x AgentTesla, 19'464 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 3072:K5vbiNDCsoRM2uCDN10wBhpGKGr6GV249MFlDxKHbt6eMvDq9AqB:KJbiRcuiDvNhSW7DxKHbt6eMveAq
Threatray 874 similar samples on MalwareBazaar
TLSH T1AE34D607BA8F89B1E29427B6C6D7001443F1D5C2B7A3D60A758E23ED0B537BA9D29707
TrID 59.4% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.6% (.SCR) Windows screen saver (13097/50/3)
8.5% (.EXE) Win64 Executable (generic) (10523/12/4)
5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
292
Origin country :
PL PL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Air Shipment Doc.exe
Verdict:
Malicious activity
Analysis date:
2023-08-18 10:21:26 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9167c7bb-0f47-4280-a293-1d2726af748f

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/443441/
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.26451.31630.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
DNS request
Sending a custom TCP request
Sending an HTTP GET request
Creating a file in the %AppData% directory
Launching a process
Creating a file
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_60%
Link:
https://www.hybrid-analysis.com/sample/c2173d730ca822a9a555169e51a5fbc99d998bb9df489eb5dddee28152c95e7c
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/fde3cc2c-bfb8-4c31-a769-ea6b5f91724d
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1293330
Signature
.NET source code contains potential unpacker
Antivirus / Scanner detection for submitted sample
Antivirus detection for dropped file
Antivirus detection for URL or domain
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected Costura Assembly Loader
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1293330 Sample: Air_Shipment_Doc.exe Startdate: 18/08/2023 Architecture: WINDOWS Score: 100 52 Snort IDS alert for network traffic 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Antivirus detection for URL or domain 2->56 58 9 other signatures 2->58 9 Air_Shipment_Doc.exe 16 6 2->9         started        14 Dpedn.exe 14 6 2->14         started        16 Dpedn.exe 4 2->16         started        process3 dnsIp4 46 files.catbox.moe 108.181.20.39, 443, 49726, 49729 ASN852CA Canada 9->46 38 C:\Users\user\AppData\Roaming\Dpedn.exe, PE32 9->38 dropped 64 Writes to foreign memory regions 9->64 66 Injects a PE file into a foreign processes 9->66 18 MSBuild.exe 9->18         started        68 Antivirus detection for dropped file 14->68 70 Multi AV Scanner detection for dropped file 14->70 72 Machine Learning detection for dropped file 14->72 21 MSBuild.exe 14->21         started        23 MSBuild.exe 14->23         started        25 MSBuild.exe 16->25         started        file5 signatures6 process7 signatures8 60 Maps a DLL or memory area into another process 18->60 62 Queues an APC in another process (thread injection) 18->62 27 HJgaQmiczSlTqqCGqkIrHqgqE.exe 18->27 injected process9 process10 29 raserver.exe 13 27->29         started        signatures11 74 Tries to steal Mail credentials (via file / registry access) 29->74 76 Tries to harvest and steal browser information (history, passwords, etc) 29->76 78 Modifies the context of a thread in another process (thread injection) 29->78 80 Maps a DLL or memory area into another process 29->80 32 explorer.exe 29->32 injected 36 HJgaQmiczSlTqqCGqkIrHqgqE.exe 29->36 injected process12 dnsIp13 40 www.lloydsgroupco.com 162.210.101.174, 49783, 49784, 49785 STEADFASTUS United States 32->40 42 www.zuanlansi.top 107.148.17.66, 49794, 49795, 49796 PEGTECHINCUS United States 32->42 44 8 other IPs or domains 32->44 48 System process connects to network (likely due to code injection or exploit) 32->48 50 Performs DNS queries to domains with low reputation 32->50 signatures14
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c2173d730ca822a9a555169e51a5fbc99d998bb9df489eb5dddee28152c95e7c/
Threat name:
Win32.Trojan.Synder
Create hunting rule
Status:
Malicious
First seen:
2023-08-18 10:21:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yilt24ymvarktjkvc2pfdjp3zgoztc5z35ej5no533ricuwjlz6a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
66e9b5aad3bc2d59cdabefdfeecff99d0e60fd9d65ae7cd60d8a8db80adf48cc
Formbook
86fe793dd78fe5b8f80d271bad4f574577222d150fa1d21517f26ac8b77193be
Formbook
8c305a8516089a9e811fbc9cf560b0e36a2494debe59c5677376638c7155a452
Formbook
93512f8df3b84088ddebeaa216201bfc2a2e9d68ded4133a9ef94fc5f154b229
Formbook
a9887d11928a1c708e094571b877c96ced70c281a265eb7b34fb6103bbf5231b
Formbook
b321a1ea7cd14d6f159deef8feca34bcd4820ff2dbbf935be2003ced08a06d5e
Formbook
b6b2b89e880bddb6817fc3da22e4cf9a0e6f823667f8d3eb5de2e8943f745405
Formbook
ccc8ed7866ebf89380c45861e50f095db3acf900fa4cf797e1a5de78cf6051aa
Formbook
d815c085093b35ac977c206b6ea93dee817c02e926dd32768713b3a6bc7d1869
Formbook
+ 864 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  6/10
Tags:
persistence
Link:
https://tria.ge/reports/230818-mdm2rsgh55/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Adds Run key to start application
Unpacked files
SH256 hash:
c2173d730ca822a9a555169e51a5fbc99d998bb9df489eb5dddee28152c95e7c
MD5 hash:
f1beef879b6149aecb0b15904235ee1f
SHA1 hash:
a34c3941c0a82c31b23e3657da8efbebd08722e4
Link:
https://www.unpac.me/results/6f9a4d9b-df1a-4082-a6d6-116293bd85a6/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c2173d730ca8/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/c2173d730ca822a9a555169e51a5fbc99d998bb9df489eb5dddee28152c95e7c

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/443441/

Comments