MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6afdf988f38a02447ffad2ceb849ccb524dc16e984ef5c92136bce88c156ef9d. 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: 10


Intelligence 10 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6afdf988f38a02447ffad2ceb849ccb524dc16e984ef5c92136bce88c156ef9d
SHA3-384 hash: d892082a5a15b1395bf64562db894959baffa6e4df3a9570627dd6aa64a150b7875d5b33ec4154e016e8f2aa2628dce6
SHA1 hash: de2094f85b73dbe18d60bcc8f63e33899dad3217
MD5 hash: 4e4a6b39644fc86c3506ca8150abdab5
humanhash: tango-bakerloo-ohio-tennessee
File name:purchase order.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'069'568 bytes
First seen:2020-10-12 06:16:07 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 24576:xLWI3WdZ5mkvrAVvEE1iIAe8XKBWLeyGYu:xLWI3QTnWEq/4KBW6
Threatray 2'422 similar samples on MalwareBazaar
TLSH 0C35BF8052986AD6D07F2BF01C36A970037E7EFA2225D10C3D4336EB9973F52265AD5B
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
103
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/69953/
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
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/488018
Signature
.NET source code contains potential unpacker
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
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 dnsIp2 2 Behavior Graph ID: 296459 Sample: purchase order.exe Startdate: 12/10/2020 Architecture: WINDOWS Score: 100 31 www.mastjio.com 2->31 33 mastjio.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 8 other signatures 2->47 11 purchase order.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\purchase order.exe.log, ASCII 11->29 dropped 57 Injects a PE file into a foreign processes 11->57 15 purchase order.exe 11->15         started        signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 Queues an APC in another process (thread injection) 15->65 18 explorer.exe 15->18 injected process9 dnsIp10 35 mentatrain.info 81.169.145.149, 49746, 80 STRATOSTRATOAGDE Germany 18->35 37 thedreamsachievers.com 34.102.136.180, 49750, 80 GOOGLEUS United States 18->37 39 5 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 systray.exe 18->22         started        signatures11 process12 signatures13 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53 55 Tries to detect virtualization through RDTSC time measurements 22->55 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6afdf988f38a02447ffad2ceb849ccb524dc16e984ef5c92136bce88c156ef9d/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2020-10-12 03:35:25 UTC
AV detection:
20 of 29 (68.97%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=nl67tchtribei7722lhlqsomwusnyfxjqtxvzeqtnphirqkw56oq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
37fa0d1153831bdf8c08560d18a83afc2ccede848883819536eb81497c63229f
Formbook
765c1e7486aedffd7021ae5f15c86e549c7b796a5025249781f9c8a6327f4037
Formbook
a6fd278a82dad870444a8d93e3c05accdfaef779460c2f3777d9ef2441620a41
Formbook
a998850fc7940055baac6f61dde2d0e29836c9386ac87555549eeaa1a9998401
Formbook
d4014ac2689b47f11708425cad3d8aa02dd05ee6d6745006156dffbe0a27b4be
Formbook
db53a27c43dddb419e9d058e6288f3c1e7fc7e4bd62e3bb048e7103dcf79d682
Formbook
ebd88634ecfbdc7e88bca32a0b22fa35e24c9feb309799128f3d12d2cceac224
Formbook
f397c24f2c684fdcd51dc9954c641d013437a78e24a5cf8c8778196a66a60372
Formbook
f4854fb409d136b74193144c50c888b36bbbbcde71b52acb5f8177a862ebd76c
Formbook
f638e03e33b24d736db2873b3dee14d8312731d040adb93265b99e21b94b3978
Formbook
+ 2'412 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/201012-eq7qmd6rnn/
Behaviour
Gathers network information
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.bringkyliehome.com/emh/
Unpacked files
SH256 hash:
d05012f5cf0cd005c6640095fa5e9345fbe6479211aae38f330b217a01dd3fd0
MD5 hash:
bc90859f8229ee4019a81be4b9993171
SHA1 hash:
3a2ffd4c9ebc4545ed109a04479fd0871ab510d8
Link:
https://www.unpac.me/results/fd77f8ef-8bf0-448d-9c94-941a99cb1e49/
SH256 hash:
607f04646c9f16f7c23fa69d4b8f660fc7c44d40e4f73a0c70a2b315debdaa8b
MD5 hash:
a90baadadf904455325f7bc787185c7b
SHA1 hash:
7d833bb819d638008c98be469b05db2feaf201cd
Link:
https://www.unpac.me/results/fd77f8ef-8bf0-448d-9c94-941a99cb1e49/
SH256 hash:
bb0f8ff7ae78a8eec0ba64550c86db3f935ee5e63aefb7fc520e4f3cfc019108
MD5 hash:
7524d381f9d752b061c426122531614d
SHA1 hash:
7cc8bcc5f1e761343a6e74cea23d5d5dc797f4cd
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/fd77f8ef-8bf0-448d-9c94-941a99cb1e49/
Parent samples :
6afdf988f38a02447ffad2ceb849ccb524dc16e984ef5c92136bce88c156ef9d
1d6b4c596e189a78ffd872bffe908aaf27f74f6c36dddfd50b517f9155c0938b
SH256 hash:
6afdf988f38a02447ffad2ceb849ccb524dc16e984ef5c92136bce88c156ef9d
MD5 hash:
4e4a6b39644fc86c3506ca8150abdab5
SHA1 hash:
de2094f85b73dbe18d60bcc8f63e33899dad3217
Link:
https://www.unpac.me/results/fd77f8ef-8bf0-448d-9c94-941a99cb1e49/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/6afdf988f38a02447ffad2ceb849ccb524dc16e984ef5c92136bce88c156ef9d

File information

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

Malspam

Formbook

Executable exe 6afdf988f38a02447ffad2ceb849ccb524dc16e984ef5c92136bce88c156ef9d

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/69953/

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