MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 24b2084808676120ed7c9057e7d830c7d78b18c1fe01558c6f33e47ff6aeca79. 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: 24b2084808676120ed7c9057e7d830c7d78b18c1fe01558c6f33e47ff6aeca79
SHA3-384 hash: 880e424ac242de9d1b3aa90e2275c1c5d9a0f826fd4ff96636c986925602602effe1a31ca40f0733171beeb51d5419b6
SHA1 hash: 79df4d3fee805ac3cef69e1b7bcd80a207c7e539
MD5 hash: c78722a674c2eed9b956adf37fc3b26e
humanhash: wisconsin-north-oklahoma-connecticut
File name:MPTsTltrWeIcZA6.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:731'136 bytes
First seen:2021-09-06 04:32:39 UTC
Last seen:2021-09-06 12:52:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:I3bNuNQucjSvikHka5VGb34tMFrMPAIwB0TJdtQQVlUhl2BnBhHQvYF46rZ:ORuuucFkEOVGD4exMPAIww
Threatray 8'990 similar samples on MalwareBazaar
TLSH T1B6F4499C3210759FC957D8368E64DC74AB202CAA530BD213A0D32DAFBA6D697DF141F2
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
236
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
MPTsTltrWeIcZA6.exe
Verdict:
Malicious activity
Analysis date:
2021-09-06 04:35:55 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/163b659e-0b0e-449c-8da9-06663103876e

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/185500/
Detection(s):
SecuriteInfo.com.ArtemisC78722A674C2.32387.30572.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Launching a process
Creating a file
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ab2ff677-da2d-46aa-84ad-d9003348740c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/845685
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
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
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 478116 Sample: MPTsTltrWeIcZA6.exe Startdate: 06/09/2021 Architecture: WINDOWS Score: 100 31 www.gudai.asia 2->31 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Found malware configuration 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 8 other signatures 2->45 11 MPTsTltrWeIcZA6.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\...\MPTsTltrWeIcZA6.exe.log, ASCII 11->29 dropped 55 Writes to foreign memory regions 11->55 57 Allocates memory in foreign processes 11->57 59 Injects a PE file into a foreign processes 11->59 15 MSBuild.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 2 other signatures 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 33 stoic-goldstine-496ec6.netlify.app 206.189.50.60, 49744, 80 DIGITALOCEAN-ASNUS United States 18->33 35 www.brxeng.com 209.99.40.222, 49737, 80 CONFLUENCE-NETWORK-INCVG United States 18->35 37 9 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 22 WWAHost.exe 18->22         started        signatures11 process12 signatures13 49 Modifies the context of a thread in another process (thread injection) 22->49 51 Maps a DLL or memory area into another process 22->51 53 Tries to detect virtualization through RDTSC time measurements 22->53 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/24b2084808676120ed7c9057e7d830c7d78b18c1fe01558c6f33e47ff6aeca79/
Threat name:
ByteCode-MSIL.Trojan.Sabsik
Create hunting rule
Status:
Malicious
First seen:
2021-09-06 02:48:40 UTC
AV detection:
9 of 43 (20.93%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=eszaqsaim5qsb3l4sbl6pwbqy7lywggb7yavlddpgpsh75vozj4q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1de5c6b986a6401ba0490ccce78e8bf125d9604d07c4ad87a856a588f0aba6cb
Formbook
3b70e4fc486e35f388db065ff8f187f55a820ccf8ce90f0e656ff55aaa0d5fdb
Formbook
6838e750e4d6b197819aedaeb8e0a183d5fb790da0d6d5e426d99f09bae758d9
Formbook
6b89423281b15d82bd2dabd24a68d7a1a7744c12ca2e951913f7361a271e34e5
Formbook
6b919aedc991817793774e45c3e84c4fd5ec2b6f299566101ad1392fe47595f3
Formbook
9b4f5703c5ab1e5e1ca54fbdf0412956a4738217a0c0cc4c2872090944dbee74
Formbook
+ 8'980 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:p90g loader rat suricata
Link:
https://tria.ge/reports/210906-e6j7ksdban/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.homeofficecovid.com/p90g/
Unpacked files
SH256 hash:
2b888abea02a9b3b440a7b8938f4a3fad8ff2d1e351c6c967d687e9702d0413d
MD5 hash:
4222053c38d6fccf2b6b84274f12e15a
SHA1 hash:
fec32f51e14126ea316faaa5789dfa2e64f7cc03
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/53a4f872-07f2-4290-b638-f0f83a85c3bb/
Parent samples :
6b89423281b15d82bd2dabd24a68d7a1a7744c12ca2e951913f7361a271e34e5
6b919aedc991817793774e45c3e84c4fd5ec2b6f299566101ad1392fe47595f3
9b4f5703c5ab1e5e1ca54fbdf0412956a4738217a0c0cc4c2872090944dbee74
24b2084808676120ed7c9057e7d830c7d78b18c1fe01558c6f33e47ff6aeca79
661cafba8f1ca7c7b53b269699e86a6386ffb3649eacfd81d70f806552ca4164
SH256 hash:
758763d712c27c53a8b85de07582c9a250638b557e8dcfbae7c278f810241ac1
MD5 hash:
8b7d29dc138f646510a835ffc76e6796
SHA1 hash:
bff289517dc53acc9e172e3445fc87d82f8ee351
Link:
https://www.unpac.me/results/53a4f872-07f2-4290-b638-f0f83a85c3bb/
SH256 hash:
ae2ca3dec79b899324706a89082f315a4cdeebe78fec30960dd4580e0bd4b3e9
MD5 hash:
2112ad9858a52b6f734ad44f23f0e899
SHA1 hash:
ad35c5efa6185d0c1cb27f7259e70f83087dd51e
Link:
https://www.unpac.me/results/53a4f872-07f2-4290-b638-f0f83a85c3bb/
SH256 hash:
24b2084808676120ed7c9057e7d830c7d78b18c1fe01558c6f33e47ff6aeca79
MD5 hash:
c78722a674c2eed9b956adf37fc3b26e
SHA1 hash:
79df4d3fee805ac3cef69e1b7bcd80a207c7e539
Link:
https://www.unpac.me/results/53a4f872-07f2-4290-b638-f0f83a85c3bb/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/24b208480867/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/24b2084808676120ed7c9057e7d830c7d78b18c1fe01558c6f33e47ff6aeca79

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.

Malspam

Formbook

Executable exe 24b2084808676120ed7c9057e7d830c7d78b18c1fe01558c6f33e47ff6aeca79

(this sample)

  
Dropped by
Formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/185500/

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