MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a214fdf746e69233539698d2812da10efcadd62d48680c30ba576fd0cd938c45. 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: 13


Intelligence 13 IOCs YARA 4 File information Comments
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SHA256 hash: a214fdf746e69233539698d2812da10efcadd62d48680c30ba576fd0cd938c45
SHA3-384 hash: 9d422a51f019779239fd05134c3f47726f3643b0c1379f1e71a28ec95f2fe3050d6ff507911708439516f6b7ff02c546
SHA1 hash: 93363e33bc4169bde9062d9fbdf0c440e98225dd
MD5 hash: a27b832c7e6574804e87d090171f825b
humanhash: rugby-mirror-queen-sierra
File name:FedEx Documents.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:557'568 bytes
First seen:2021-11-18 09:10:33 UTC
Last seen:2021-11-18 11:03:58 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:Tx3DUYsqV+PuZZzYVyEHG2B1MxwP2YMn6ut:d9R+SWVyN2B24Mx
Threatray 11'794 similar samples on MalwareBazaar
TLSH T174C4E06A23510BA7E4843C7ADA13086C5AFDB49AE26BD3087D73D1799F9B7404B063C7
File icon (PE):PE icon
dhash icon 8cb2a88cacb8b2a8 (6 x AgentTesla, 1 x Formbook)
Reporter abuse_ch
Tags:exe FedEx FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
161
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
FedEx Documents.exe
Verdict:
Malicious activity
Analysis date:
2021-11-18 10:08:56 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/e9e4a3c9-b111-4e6a-8a96-e6745fa6912e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Gathering data
Detection(s):
SecuriteInfo.com.Trojan.Siggen15.44666.222.2626.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Launching a process
Launching cmd.exe command interpreter
Sending an HTTP GET request
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/619618ac43e8f62b669877cb/reports/7f57a8a4-f940-4f31-976d-6457eaf2ec3e/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/19b9cf2c-900c-46a2-a3fa-283dc71fb762
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/891806
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 524275 Sample: FedEx Documents.exe Startdate: 18/11/2021 Architecture: WINDOWS Score: 100 33 www.prudentairlogistics.com 2->33 35 prudentairlogistics.com 2->35 37 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->37 39 Found malware configuration 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 8 other signatures 2->43 11 FedEx Documents.exe 3 2->11         started        signatures3 process4 file5 31 C:\Users\user\...\FedEx Documents.exe.log, ASCII 11->31 dropped 53 Injects a PE file into a foreign processes 11->53 15 FedEx Documents.exe 11->15         started        signatures6 process7 signatures8 55 Modifies the context of a thread in another process (thread injection) 15->55 57 Maps a DLL or memory area into another process 15->57 59 Sample uses process hollowing technique 15->59 61 Queues an APC in another process (thread injection) 15->61 18 explorer.exe 15->18 injected process9 process10 20 WWAHost.exe 18->20         started        23 autochk.exe 18->23         started        signatures11 45 Self deletion via cmd delete 20->45 47 Modifies the context of a thread in another process (thread injection) 20->47 49 Maps a DLL or memory area into another process 20->49 51 Tries to detect virtualization through RDTSC time measurements 20->51 25 cmd.exe 1 20->25         started        27 explorer.exe 1 158 20->27         started        process12 process13 29 conhost.exe 25->29         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/a214fdf746e69233539698d2812da10efcadd62d48680c30ba576fd0cd938c45/
Threat name:
ByteCode-MSIL.Trojan.Taskun
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Status:
Malicious
First seen:
2021-11-18 09:11:07 UTC
AV detection:
11 of 44 (25.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=uikp352g42jdgu4wtdjiclnbb36k3vrnjbuaymf2k5x5btmtrrcq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1999253e5409121ca9810f0a75358043ed34c6fbd8444423cd01f935a51ad64d
Formbook
326a1e669385d8e241375e9eca9f915440f1d0d3f803e6d1648f30102cbedaa6
Formbook
367e0400b78d94aed02d364e9a8e41dfb7e0136f12e68dd1b532d529354e00f7
Formbook
4cef73e83df4c6bb091a157a975a38a2c50be436649414a2ac7a55bc62e67da0
Formbook
5f5195f363ef21135a5b5298c2a3576bd03125eec094d769b25296eb0a2605b9
Formbook
75772375acbcfb6cb668fc2449671a6a83afe1434184ac7c01fd895825fcf5e6
Formbook
86df15ac78abc1d224a4249db72d29dcb2979fd0669a15c0d291e47648dc0c1c
Formbook
93400ffcff8607b9cb7642b7fe7f53d2e70e94bdf50f7aa8ca1696b28a93e80f
Formbook
d079479dd85fb94fe08f6cd70cfff35e39c14294174a8ed6f9b480ffc1cbc9b2
Formbook
f0748cd86f2648c4ff23611f87661ba89045039966eb9595c2fb4d046249e1f2
Formbook
+ 11'784 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:g83s loader rat suricata
Link:
https://tria.ge/reports/211118-k5mh7scbfm/
Behaviour
Gathers network information
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
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.theadvocatingalmostattorney.com/g83s/
Unpacked files
SH256 hash:
7d4e5c44cf9bdbcf9111c4ecf7305e50bfa2f479f0803560fb8996bddb682701
MD5 hash:
c8bd5e5491945d9c23ac274fcf9cf78f
SHA1 hash:
f7fa1d88543b9359649fbe77f1b94fea299814b5
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/cd9e284c-90ba-4383-a8e6-ecd157d18ec6/
Parent samples :
a214fdf746e69233539698d2812da10efcadd62d48680c30ba576fd0cd938c45
4e6016946df7673ef209683e2c3902cef815441b69925920a04d0600cb7fd0bf
e696b557dc43db7009ec7232a19ae4ba0c6c8f131a517dae7a2bd0fd996d08e1
SH256 hash:
a3120ee455349d8fd583fa5a5c71b836ceb577f4cd3c830fc1cbe838d49a56d2
MD5 hash:
ca78eef9fd05ed20962fce8500dce5cd
SHA1 hash:
8c8a7c06a37f15148c802d1b349a2c948b0dbb6f
Link:
https://www.unpac.me/results/cd9e284c-90ba-4383-a8e6-ecd157d18ec6/
SH256 hash:
79823e47436e129def4fba8ee225347a05b7bb27477fb1cc8be6dc9e9ce75696
MD5 hash:
39f524c1ab0eb76dfd79b2852e5e8c39
SHA1 hash:
428018e1701006744e34480b0029982a76d8a57d
Link:
https://www.unpac.me/results/cd9e284c-90ba-4383-a8e6-ecd157d18ec6/
SH256 hash:
a214fdf746e69233539698d2812da10efcadd62d48680c30ba576fd0cd938c45
MD5 hash:
a27b832c7e6574804e87d090171f825b
SHA1 hash:
93363e33bc4169bde9062d9fbdf0c440e98225dd
Link:
https://www.unpac.me/results/cd9e284c-90ba-4383-a8e6-ecd157d18ec6/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/a214fdf746e6/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.71
Link:
https://yomi.yoroi.company/submissions/a214fdf746e69233539698d2812da10efcadd62d48680c30ba576fd0cd938c45

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
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/207155/

Comments