MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 020f6782cf76a5a4f0fc561da8c503892094137b8e5df112005a31885cdc89ef. 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: 8


Intelligence 8 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 020f6782cf76a5a4f0fc561da8c503892094137b8e5df112005a31885cdc89ef
SHA3-384 hash: c2763bc878cff2a42c71ba1b339890326e78af1c7b965b111486e5545b46d5e5d6fb1a9b71ca51e240d3daaff2a814da
SHA1 hash: 9eba8df9c3f0de9bd27fbeceb363210a9bde4fb8
MD5 hash: da3d4232c904b9b1ede8a14a26329db8
humanhash: friend-nuts-vermont-angel
File name:Proforma Invoice PDF.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:601'088 bytes
First seen:2020-10-22 06:52:32 UTC
Last seen:2020-10-22 13:31:43 UTC
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:XtR9A1GKZHNYPzod1R6lOq5y9i7n9u1iEJNg3Vcv8v4B2rAEXIYUgvX:9jA1GUKzod1wlDyU74Lo3VcvHB2s3bg
TLSH 00D4011261A9B732E37E47F6305C180D83B5189F17B1E7288DF377EA6991B418B90E93
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: morganplc.com
Sending IP: 103.141.138.124
From: Esther Ruiz <Esther.Ruiz@morganplc.com>
Subject: Proforma Invoice Request
Attachment: Proforma Invoice PDF.r00 (contains "Proforma Invoice PDF.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/74488/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Launching a process
Creating a file
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/506678
Signature
.NET source code contains potential unpacker
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 (e.g. based on Emerging Threat rules)
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 AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 302511 Sample: Proforma Invoice PDF.exe Startdate: 22/10/2020 Architecture: WINDOWS Score: 100 37 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 7 other signatures 2->43 10 Proforma Invoice PDF.exe 3 2->10         started        process3 file4 27 C:\Users\...\Proforma Invoice PDF.exe.log, ASCII 10->27 dropped 13 RegSvcs.exe 10->13         started        process5 signatures6 51 Modifies the context of a thread in another process (thread injection) 13->51 53 Maps a DLL or memory area into another process 13->53 55 Sample uses process hollowing technique 13->55 57 2 other signatures 13->57 16 explorer.exe 13->16 injected process7 dnsIp8 29 www.myjpop.com 107.151.124.179, 49752, 80 POWERLINE-AS-APPOWERLINEDATACENTERHK United States 16->29 31 houseof2.com 34.102.136.180, 49747, 80 GOOGLEUS United States 16->31 33 www.houseof2.com 16->33 35 System process connects to network (likely due to code injection or exploit) 16->35 20 mstsc.exe 16->20         started        signatures9 process10 signatures11 45 Modifies the context of a thread in another process (thread injection) 20->45 47 Maps a DLL or memory area into another process 20->47 49 Tries to detect virtualization through RDTSC time measurements 20->49 23 cmd.exe 1 20->23         started        process12 process13 25 conhost.exe 23->25         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/020f6782cf76a5a4f0fc561da8c503892094137b8e5df112005a31885cdc89ef/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2020-10-22 02:10:48 UTC
File Type:
PE (.Net Exe)
Extracted files:
16
AV detection:
25 of 29 (86.21%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=aihwpawpo2s2j4h4kyo2rridreqjie33rzo7ceqaliyyqxg4rhxq._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/201022-88q76bscyj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.premium-vitality.com/nko/
Unpacked files
SH256 hash:
020f6782cf76a5a4f0fc561da8c503892094137b8e5df112005a31885cdc89ef
MD5 hash:
da3d4232c904b9b1ede8a14a26329db8
SHA1 hash:
9eba8df9c3f0de9bd27fbeceb363210a9bde4fb8
Link:
https://www.unpac.me/results/eba5289e-144d-4935-89d7-6b6b85e6c8d6/
SH256 hash:
31ce938626ccfb399fe1696710caf46d7ae9eb598b9d7d2aad719b594658469b
MD5 hash:
0aebe46040ceb011e78506d4985fe3de
SHA1 hash:
218ac1e7b14a66c604ec3042f8486bed9cd4c2c1
Link:
https://www.unpac.me/results/eba5289e-144d-4935-89d7-6b6b85e6c8d6/
SH256 hash:
d336ff61e1028980fb66446b136c28fc7cdfe971367ec11a0d6dc0a5738189a1
MD5 hash:
62054daa68232b214cee91b30707ea51
SHA1 hash:
354591d00844b8b2c5f9456ccc454b4963b69214
Link:
https://www.unpac.me/results/eba5289e-144d-4935-89d7-6b6b85e6c8d6/
SH256 hash:
f5ef937687151af5127054455ff8ddeedba52a73b0da68008f8d2eaa2ba21ee4
MD5 hash:
77b5122a7d7f2d81efc2818c1e089ee2
SHA1 hash:
af448725effefb8ab50cba5fc3775e11effd8569
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/eba5289e-144d-4935-89d7-6b6b85e6c8d6/
Parent samples :
5007dc70fdff0e6a544f49c91da3ce378772cb397cdbb0bb3af33f4acb714add
967b55e37db72cbc0f7744c0d09f655b1bd9692a75931ba6879130a2c31c41f5
e50ecaa156dcdcfd9144e660470385da6d44e5b1734fd44415cea067fd8b4417
798fa0661cf2b36f6d0a4442ad217f36549a3398b7c7a885c683de0b8899b237
020f6782cf76a5a4f0fc561da8c503892094137b8e5df112005a31885cdc89ef
caae4001f524c83a5c3c3b7f7a56d3344d9de742eadbfc54bf3e7fda14354392
f50e15e064da178ab886f00bed99a6a96ae3574e5cdd70a08991788818038d11
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.

Malspam

Formbook

r00 7414df7b06b0fafeee2eda549c8049582eb90d46783ba398e6319315ac81e41d

Formbook

Executable exe 020f6782cf76a5a4f0fc561da8c503892094137b8e5df112005a31885cdc89ef

(this sample)

  
Dropped by
MD5 e88e8ce6d68c7c8037c1b269dd15691c
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/74488/
  
Dropped by
SHA256 7414df7b06b0fafeee2eda549c8049582eb90d46783ba398e6319315ac81e41d

Comments