MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e1b5157b0929486351722245f7bf2cee1b8b9e05fca294fe3a0cf676e9a7ad57. 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: 14


Intelligence 14 IOCs YARA File information Comments 1

SHA256 hash: e1b5157b0929486351722245f7bf2cee1b8b9e05fca294fe3a0cf676e9a7ad57
SHA3-384 hash: 9fe2f30033bbd45a5de810f4c04a51c54cbd87cfd7a812478000159fa70045a56fbcee03908aa6133c348c384b8d184b
SHA1 hash: a070566b72fca1e39f52599da8d2f80a0a11fb5f
MD5 hash: 6d5af3c3cbd850fd982a9b243e2857a7
humanhash: delaware-solar-enemy-alanine
File name:6d5af3c3cbd850fd982a9b243e2857a7
Download: download sample
Signature Formbook
File size:253'873 bytes
First seen:2022-06-02 18:24:44 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 55f3dfd13c0557d3e32bcbc604441dd3 (124 x Formbook, 18 x Loki, 13 x AgentTesla)
ssdeep 6144:qGsjiCJ6MwIAVM/+VNZaD5bViXcjuOCcAMXFDDPc/d:OWCQXBVNu5ljuOtAwI
TLSH T10544120273D1B9BBFA0484B10D39EB6CF7B792191553D08B07552F9FAE23242A66CAC5
TrID 92.9% (.EXE) NSIS - Nullsoft Scriptable Install System (846567/2/133)
3.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
1.1% (.EXE) Win64 Executable (generic) (10523/12/4)
0.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
0.5% (.EXE) Win16 NE executable (generic) (5038/12/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
1'004
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
6d5af3c3cbd850fd982a9b243e2857a7
Verdict:
Malicious activity
Analysis date:
2022-06-02 18:27:47 UTC
Tags:
installer formbook trojan stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Sending a custom TCP request
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll wacatac
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Injects a PE file into a foreign processes
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 638432 Sample: VUDxvgnW6V Startdate: 02/06/2022 Architecture: WINDOWS Score: 100 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Antivirus detection for URL or domain 2->51 53 4 other signatures 2->53 11 VUDxvgnW6V.exe 19 2->11         started        process3 file4 33 C:\Users\user\AppData\Local\...\xlarfvuad.exe, PE32 11->33 dropped 14 xlarfvuad.exe 1 11->14         started        process5 signatures6 65 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 14->65 67 Tries to detect virtualization through RDTSC time measurements 14->67 69 Injects a PE file into a foreign processes 14->69 17 xlarfvuad.exe 14->17         started        20 conhost.exe 14->20         started        process7 signatures8 39 Modifies the context of a thread in another process (thread injection) 17->39 41 Maps a DLL or memory area into another process 17->41 43 Sample uses process hollowing technique 17->43 45 Queues an APC in another process (thread injection) 17->45 22 explorer.exe 17->22 injected process9 dnsIp10 35 www.idontcarewhatyouthink.net 184.166.116.52, 49852, 80 BRESNAN-33588US United States 22->35 37 www.elementbigwear.xyz 22->37 55 System process connects to network (likely due to code injection or exploit) 22->55 57 Performs DNS queries to domains with low reputation 22->57 26 WWAHost.exe 22->26         started        signatures11 process12 signatures13 59 Modifies the context of a thread in another process (thread injection) 26->59 61 Maps a DLL or memory area into another process 26->61 63 Tries to detect virtualization through RDTSC time measurements 26->63 29 cmd.exe 1 26->29         started        process14 process15 31 conhost.exe 29->31         started       
Threat name:
Win32.Trojan.NSISInject
Status:
Malicious
First seen:
2022-06-02 17:43:00 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
10 of 26 (38.46%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:g14s rat spyware stealer suricata 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
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
e1b5157b0929486351722245f7bf2cee1b8b9e05fca294fe3a0cf676e9a7ad57
MD5 hash:
6d5af3c3cbd850fd982a9b243e2857a7
SHA1 hash:
a070566b72fca1e39f52599da8d2f80a0a11fb5f
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

Formbook

Executable exe e1b5157b0929486351722245f7bf2cee1b8b9e05fca294fe3a0cf676e9a7ad57

(this sample)

  
Delivery method
Distributed via web download

Comments



Avatar
zbet commented on 2022-06-02 18:24:50 UTC

url : hxxp://198.12.89.154/700/vbc.exe