MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 d86a036697fc43fa7041bd5e298ff785adcf44c78057f3c1c9db8fa9f694ce64. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: d86a036697fc43fa7041bd5e298ff785adcf44c78057f3c1c9db8fa9f694ce64
SHA3-384 hash: f6bc58fce5e934e2c8072d67089414c404f38fd5080e571f0556b887365fa136e1c1c34aee8bf102204961e1cbb8148b
SHA1 hash: 50957da5554e8c5a306e1735514cf9425d3760c2
MD5 hash: b86f4232f7e2b1c4d443c558b78e16d9
humanhash: angel-apart-alpha-yankee
File name:RFQ-EBDT.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:710'656 bytes
First seen:2020-10-13 05:46:21 UTC
Last seen:2020-10-13 07:09:00 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:uXcrYskDgykyNEl0qwsxs1y9Tio3mwm894H7pRPMEVmNA7G9no47PDOkHUvceKAM:7ZW2xbGob94/PvSh9o0PFDQiEm
Threatray 2'429 similar samples on MalwareBazaar
TLSH 95E4026023782B26C27EA7F91622124017F6321B2411F72EDDD26CCF792EF955662F63
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing unidentified malware:

HELO: eskimos.tomsk.ru
Sending IP: 109.202.13.112
From: Davinder Singh<davinder.singh@jbmgroup.com>
Subject: RFQ-EBDT Gen3 Timing Al bracket
Attachment: RFQ-EBDT.rar (contains "RFQ-EBDT.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
95
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/70253/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.3009.23517.11335.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/489174
Signature
.NET source code contains potential unpacker
Binary contains a suspicious time stamp
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
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 FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 297033 Sample: RFQ-EBDT.exe Startdate: 13/10/2020 Architecture: WINDOWS Score: 100 35 www.emarketer.xyz 2->35 37 emarketer.xyz 2->37 45 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 Multi AV Scanner detection for submitted file 2->49 51 5 other signatures 2->51 11 RFQ-EBDT.exe 3 2->11         started        signatures3 process4 file5 33 C:\Users\user\AppData\...\RFQ-EBDT.exe.log, ASCII 11->33 dropped 61 Tries to detect virtualization through RDTSC time measurements 11->61 63 Injects a PE file into a foreign processes 11->63 15 RFQ-EBDT.exe 11->15         started        18 RFQ-EBDT.exe 11->18         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 15->65 67 Maps a DLL or memory area into another process 15->67 69 Sample uses process hollowing technique 15->69 71 Queues an APC in another process (thread injection) 15->71 20 explorer.exe 15->20 injected process9 dnsIp10 39 cgudalupevictoria.com 162.241.61.219, 49741, 80 UNIFIEDLAYER-AS-1US United States 20->39 41 shops.myshopify.com 23.227.38.64, 49740, 80 CLOUDFLARENETUS Canada 20->41 43 2 other IPs or domains 20->43 53 System process connects to network (likely due to code injection or exploit) 20->53 24 cmmon32.exe 20->24         started        27 autochk.exe 20->27         started        signatures11 process12 signatures13 55 Modifies the context of a thread in another process (thread injection) 24->55 57 Maps a DLL or memory area into another process 24->57 59 Tries to detect virtualization through RDTSC time measurements 24->59 29 cmd.exe 1 24->29         started        process14 process15 31 conhost.exe 29->31         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/d86a036697fc43fa7041bd5e298ff785adcf44c78057f3c1c9db8fa9f694ce64/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2020-10-13 05:03:17 UTC
AV detection:
22 of 29 (75.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=3bvagzux7rb7u4cbxvpctd7xqww46rghqbl7hqoj3oh2t5uuzzsa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
765c1e7486aedffd7021ae5f15c86e549c7b796a5025249781f9c8a6327f4037
Formbook
80a9f4ef9f226558954221ab49e2df9557a030d87946368bfb51e7440bd58d8b
Formbook
9b9d8f51a8cf586b0380629f644676e0dce350466b06224523e01db393522339
Formbook
a998850fc7940055baac6f61dde2d0e29836c9386ac87555549eeaa1a9998401
Formbook
ab8c3b31b7abfcd76554ac8640d5781860ba99d878fb128ed313c64eeef6e39d
Formbook
c611c4446e4604531e8e096508422fd01b23d26c424f9625d049e7edaf4f566a
Formbook
c61d5fa6c2a4f421767a7c793da96a0e8e88d482e078ef994f0a50bac73464f0
Formbook
e8383b3c3d533f13eb4b642b48d587cddaf187f0d1719e829f5e4cf5eea24969
Formbook
f4854fb409d136b74193144c50c888b36bbbbcde71b52acb5f8177a862ebd76c
Formbook
fc0d990ef758b78feb650b93c761b3f0fe5daa30d1fbcc77a424eac49ca8cc4d
Formbook
+ 2'419 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Link:
https://tria.ge/reports/201013-yz1qh6td56/
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
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.squirewatchbands.com/vrf/
Unpacked files
SH256 hash:
d86a036697fc43fa7041bd5e298ff785adcf44c78057f3c1c9db8fa9f694ce64
MD5 hash:
b86f4232f7e2b1c4d443c558b78e16d9
SHA1 hash:
50957da5554e8c5a306e1735514cf9425d3760c2
Link:
https://www.unpac.me/results/6087b718-d953-4905-81ab-f1eac7f57f48/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/6087b718-d953-4905-81ab-f1eac7f57f48/
SH256 hash:
d9b12a182e74659e9ef76207e086b73210f502195b2b6f81eda43977f4f39843
MD5 hash:
26d7b74483b751c3e1ce208ea931f4a5
SHA1 hash:
e337d6a4f920a0cc2a01879dc776ed4b74b65165
Link:
https://www.unpac.me/results/6087b718-d953-4905-81ab-f1eac7f57f48/
SH256 hash:
f6fb15bacbfb72b6e1a7a6d9eb0b3333d0c9a20a8cd272af280d1bcea1c4f529
MD5 hash:
79b8b3446537e91691e49fc7d93678b4
SHA1 hash:
b4bb0a110f067fc78b17c70eb20519c6150855db
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/6087b718-d953-4905-81ab-f1eac7f57f48/
Parent samples :
e8383b3c3d533f13eb4b642b48d587cddaf187f0d1719e829f5e4cf5eea24969
d86a036697fc43fa7041bd5e298ff785adcf44c78057f3c1c9db8fa9f694ce64
e232dc56a916d659961271caf129b47c5fa561f71ecff17f6c96801cd7b50820
9fa2ffcaaf492a5d9e68b376580871cce9d495d32934d90fe7e431b09de2c6d9
983dcf9b03811d5d870aaafa2aefc1c6c17ceb5a21b7d9c5f6a9f1236bcbed4b
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/d86a036697fc43fa7041bd5e298ff785adcf44c78057f3c1c9db8fa9f694ce64

File information

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

Malspam

Formbook

rar 917351f0090e077d64a12c4fcc4923fa12e9dfdaed7b6913b8e8ec5095f235ea

Formbook

Executable exe d86a036697fc43fa7041bd5e298ff785adcf44c78057f3c1c9db8fa9f694ce64

(this sample)

  
Dropped by
MD5 a6cdb9e4cbb4eba4da7b5902d2705dce
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/70253/
  
Dropped by
SHA256 917351f0090e077d64a12c4fcc4923fa12e9dfdaed7b6913b8e8ec5095f235ea

Comments