MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 603a59ae862f03407f0f1b22b44f4d233ec94dcdbaf5702bfc655ae4d5872184. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 603a59ae862f03407f0f1b22b44f4d233ec94dcdbaf5702bfc655ae4d5872184
SHA3-384 hash: 3980aefd50c78d6e6045db6fd28078f4d7ce78c686288890ebff4ad5e493d55c77b8b149a9e65e8345249fa78df652bf
SHA1 hash: a9ca424892ea8da0c03c089d0eef8d66ec45b1ed
MD5 hash: 935847d6703bbb36edd123c1f5f60681
humanhash: five-tennis-india-spaghetti
File name:935847d6703bbb36edd123c1f5f60681.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:770'048 bytes
First seen:2021-06-08 06:35:20 UTC
Last seen:2021-06-08 08:11:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'473 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:So5uH8UVYtXiZ3AanUf+gg9p03nN+qgTU7XPIpT9PCOktIZZZDI/FhZGE:icUVYtXiZ3AaUmp0YJTU7XuPCOkyZZDW
Threatray 5'684 similar samples on MalwareBazaar
TLSH 9FF4122137C82B67C26D65B44434917553F29C0839B5E6EB3F8838DE2DF2F848761B6A
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
122
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
935847d6703bbb36edd123c1f5f60681.exe
Verdict:
Suspicious activity
Analysis date:
2021-06-08 06:44:19 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/0589fbc6-1fb8-4579-9de1-1193482fef8c

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/165144/
Detection(s):
SecuriteInfo.com.Variant.Bulz.443559.21403.26606.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/798511
Signature
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
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 430908 Sample: LkvumUsaQX.exe Startdate: 08/06/2021 Architecture: WINDOWS Score: 100 31 www.hfjxhs.com 2->31 33 www.defenestration.world 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 7 other signatures 2->47 11 LkvumUsaQX.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\...\LkvumUsaQX.exe.log, ASCII 11->29 dropped 57 Tries to detect virtualization through RDTSC time measurements 11->57 59 Injects a PE file into a foreign processes 11->59 15 LkvumUsaQX.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 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 35 www.trendbold.com 64.190.62.111, 49750, 80 NBS11696US United States 18->35 37 cleanxcare.com 78.31.67.91, 49751, 80 MYLOC-ASIPBackboneofmyLocmanagedITAGDE Germany 18->37 39 10 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 wlanext.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:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/603a59ae862f03407f0f1b22b44f4d233ec94dcdbaf5702bfc655ae4d5872184/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-06-08 03:49:53 UTC
AV detection:
8 of 46 (17.39%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ma5ftlugf4bua7ypdmrlit2nem7mstonxl2xak74mvnojvmhegca._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
146f5b2544e98818cbe9813068d6f08037df0e29a3b83d4d2fce3e1bfc444f2a
Formbook
298b7204317915aa463fecd43ee99abbb9020e993dc0ffdcc5e382d0f590a7b8
Formbook
780555ffbda34b2fe63790a38a7c3e4df0b437d17c22fe7c886fcd2ee72684d0
Formbook
7c8eea0e649a176edb83fc19998f0e99be49c7bee1ff9090d1be69f614554088
Formbook
7f44866d28162faa0c8a1df17105b82f123a66efbb78c4a21fb836f0a9052a05
Formbook
97eac548a519771c90d729ee721eaa2519782e6aa0dbedc9cef35e938f68858e
Formbook
9c335d547092d063a6bc46441486d5336c62818b648139ab92839e30ef230c4a
Formbook
ac21c19e58c41f268014ca25f2fab76c398eaf6b58e0e66b74b0b0a30395dbc4
Formbook
be88b8e105148732011efec965b0c70c9adb6edde0ea1db2bfca2051e079f292
Formbook
fa768e26f300f2c19ef11635dd836b031e0b5352d86d40cdc24284bf874230e7
Formbook
+ 5'674 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210608-cpl9yfhwqx/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.adultpeace.com/p2io/
Unpacked files
SH256 hash:
34e69e90b7cb6121c3f93911f21dfb00491ea5d5bb79bfce4902d04f72c24184
MD5 hash:
b6b086a0ab13f3feb9ee8c846d230e5d
SHA1 hash:
dd8e1b816f3e7d9dcfa6eddc20a27fe0fbed478a
Link:
https://www.unpac.me/results/74a31a8a-e12d-4802-999e-f3b32f673a42/
SH256 hash:
603a59ae862f03407f0f1b22b44f4d233ec94dcdbaf5702bfc655ae4d5872184
MD5 hash:
935847d6703bbb36edd123c1f5f60681
SHA1 hash:
a9ca424892ea8da0c03c089d0eef8d66ec45b1ed
Link:
https://www.unpac.me/results/74a31a8a-e12d-4802-999e-f3b32f673a42/
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/603a59ae862f03407f0f1b22b44f4d233ec94dcdbaf5702bfc655ae4d5872184

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
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.

Web download

Formbook

Executable exe 603a59ae862f03407f0f1b22b44f4d233ec94dcdbaf5702bfc655ae4d5872184

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1335106/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/165144/
  
URLhaus
https://urlhaus.abuse.ch/url/1339587/
  
URLhaus
https://urlhaus.abuse.ch/url/1339590/
  
URLhaus
https://urlhaus.abuse.ch/url/1343524/
  
URLhaus
https://urlhaus.abuse.ch/url/1343525/
  
URLhaus
https://urlhaus.abuse.ch/url/1343461/
  
URLhaus
https://urlhaus.abuse.ch/url/1343526/

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