MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 115716164b2092df207c750d11a2b4ce05bee204b7f21f1f62d93a5b7d78afa1. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
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SHA256 hash: 115716164b2092df207c750d11a2b4ce05bee204b7f21f1f62d93a5b7d78afa1
SHA3-384 hash: c809c274f44a88c3c3cce3901720f9d0b744493aa628cde9063a25cb03ac42c2b49b254d8ec90275181f1a37afe915aa
SHA1 hash: 65c24521f2670260e9abe932c639f51b0847971b
MD5 hash: dcf0af8133ef8884811ad04f6c4274e8
humanhash: hydrogen-victor-blue-speaker
File name:onxyPs4yG1MUPbN.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:769'024 bytes
First seen:2021-09-22 22:13:03 UTC
Last seen:2021-09-23 06:53:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 12288:wsmtiK5oKrgYkqkI0XczD+VuJblQn7GLJ/He16WgZa0k:D+FoK8DHIAuvbliyLJfeIa0
Threatray 9'491 similar samples on MalwareBazaar
TLSH T152F47AC56D588A13C3904632DC5D6245326C2D4A3723875BDBE93EB73EFE2C7852C98A
File icon (PE):PE icon
dhash icon a28aa2e2e0aaa2a2 (14 x Formbook, 11 x AgentTesla, 5 x SnakeKeylogger)
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
296
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
onxyPs4yG1MUPbN.exe
Verdict:
Malicious activity
Analysis date:
2021-09-22 22:14:01 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/87887b20-dc36-4129-807c-c66a4e13f01e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/190424/
Detection(s):
SecuriteInfo.com.Variant.MSILHeracles.26929.UNOFFICIAL
Create hunting rule

Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/9850d9ba-572b-4f79-a149-74ab96a5964d
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/856046
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 488477 Sample: onxyPs4yG1MUPbN.exe Startdate: 23/09/2021 Architecture: WINDOWS Score: 100 31 www.carrefour-solucoes.online 2->31 33 carrefour-solucoes.online 2->33 35 www.freesocialmarketing.com 2->35 43 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->43 45 Found malware configuration 2->45 47 Malicious sample detected (through community Yara rule) 2->47 49 8 other signatures 2->49 11 onxyPs4yG1MUPbN.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\onxyPs4yG1MUPbN.exe.log, ASCII 11->29 dropped 59 Writes to foreign memory regions 11->59 61 Injects a PE file into a foreign processes 11->61 15 RegSvcs.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 2 other signatures 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 37 www.gunpowderz.com 44.227.76.166, 49811, 80 AMAZON-02US United States 18->37 39 www.siemens-mp.com 18->39 41 3 other IPs or domains 18->41 51 System process connects to network (likely due to code injection or exploit) 18->51 22 control.exe 18->22         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/115716164b2092df207c750d11a2b4ce05bee204b7f21f1f62d93a5b7d78afa1/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-09-22 22:12:13 UTC
AV detection:
19 of 45 (42.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cflrmfslecjn6id4ougrdivuzyc35yqew7zb6h3c3e5fw7lyv6qq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0693c816986f73899e351e1989103e680c336f401cca1d14f5bce3b5865cfee6
Formbook
1b4d3e69b4e2e533522d48f27a0137e34b92b01e36d348c12f0df4371ed7d573
Formbook
2fc82f206abb0d6d6b4d7a916be93b408ab78f848531917b3968b066a5a31023
Formbook
3ac2da7ec8b0c46550c9b85707c4743ea4cacbb5bb6ee0fd159792f3978e3ad3
Formbook
699ac8f16c67cda47a80657cce69cbb8b42d711a9e4609ad6a8ff2ed84119b01
Formbook
6acf1bec87a9b06a63ac3be623a527d7c419d17bb8a258b67e2f7cc2c607cc10
Formbook
74c7003daae4332200908731127b6a5252417bcb89ed610532bf577d503c7465
Formbook
7b4c1bf9a15a419080fe02866aa26f162f79d5e01763c6af5915b07988556223
Formbook
ba02b1ff767d07fbcd13529b70ce92a08238ef31bdfc4058b23023fc8176d26b
Formbook
+ 9'481 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:gjeh loader rat suricata
Link:
https://tria.ge/reports/210922-145amagegk/
Behaviour
Enumerates system info in registry
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
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.getaudionow.com/gjeh/
Unpacked files
SH256 hash:
fb12b908851c176fa02f78aaffa4c2701c0529764631f5efd91b388774956f20
MD5 hash:
762633281627890c2ec1a04393db0201
SHA1 hash:
92a1947e2989fe9572f561fa6642f7920c3f2330
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/ba3d78d1-9950-4075-b799-f9ccb0112154/
Parent samples :
7b4c1bf9a15a419080fe02866aa26f162f79d5e01763c6af5915b07988556223
6acf1bec87a9b06a63ac3be623a527d7c419d17bb8a258b67e2f7cc2c607cc10
0693c816986f73899e351e1989103e680c336f401cca1d14f5bce3b5865cfee6
115716164b2092df207c750d11a2b4ce05bee204b7f21f1f62d93a5b7d78afa1
SH256 hash:
606078db7160b2090addb3cdba5b0676733d26a5d0d3864941861b58485c197c
MD5 hash:
901fb20dd97644e4db0898354b997f74
SHA1 hash:
f9af42ea7922d0b189ade6c361783f60a4fa191c
Link:
https://www.unpac.me/results/ba3d78d1-9950-4075-b799-f9ccb0112154/
SH256 hash:
cac8b347040a359c02ae5e658d3d76230c7dd7eb33505605ed0b9bc49ff268c7
MD5 hash:
71a894ff252c767b80d65ab1e54fda2b
SHA1 hash:
bcc4ff628585ca28b8b0f2c30e63049b910d4d49
Link:
https://www.unpac.me/results/ba3d78d1-9950-4075-b799-f9ccb0112154/
SH256 hash:
d3aa1f8a0e465bfb3bef5e97b3c232ac62bf552da921107e7eb0371bfb43f18c
MD5 hash:
c4f52a7446a61f8b2b31d91321141dbe
SHA1 hash:
bbb42a3791e8bb6f5432957058ce03eacadbbb31
Link:
https://www.unpac.me/results/ba3d78d1-9950-4075-b799-f9ccb0112154/
SH256 hash:
115716164b2092df207c750d11a2b4ce05bee204b7f21f1f62d93a5b7d78afa1
MD5 hash:
dcf0af8133ef8884811ad04f6c4274e8
SHA1 hash:
65c24521f2670260e9abe932c639f51b0847971b
Link:
https://www.unpac.me/results/ba3d78d1-9950-4075-b799-f9ccb0112154/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.99
Link:
https://yomi.yoroi.company/submissions/115716164b2092df207c750d11a2b4ce05bee204b7f21f1f62d93a5b7d78afa1

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:pe_imphash
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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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/190424/

Comments