MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a94300306564203d77d7112d7abd3931d555ee20de742ffb032e9dc1b5c3e2a0. 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



AsyncRAT


Vendor detections: 11


Intelligence 11 IOCs 1 YARA 11 File information Comments

SHA256 hash: a94300306564203d77d7112d7abd3931d555ee20de742ffb032e9dc1b5c3e2a0
SHA3-384 hash: 8044c25e40958113e393cc089405382fc90a94212e2cc3bedcf05dd532a7d923fb02768617758a5b4876f961b04c3f91
SHA1 hash: fe6da2cb23c267134567b68ba911a028efd6a7d4
MD5 hash: 42ca8aa6c74d5e6dfc86b24c5a3dee15
humanhash: single-georgia-december-finch
File name:Shipping Documents PL&BL Draft.exe
Download: download sample
Signature AsyncRAT
File size:272'674 bytes
First seen:2021-09-17 14:40:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 6144:98LxB5B2YaFUoC0OubZLFAYFFTadTzKlZWDFNRNH9ndnG18+EsT:GMZOagTzgZwpnGy+Em
Threatray 11'161 similar samples on MalwareBazaar
TLSH T1AC44126E73C29CF7F9D711712972BFABF77A818C40E5A5034FA02D676A01197863628C
dhash icon c89c98acacacbcac (31 x Loki, 23 x AgentTesla, 22 x AveMariaRAT)
Reporter abuse_ch
Tags:AsyncRAT exe RAT


Avatar
abuse_ch
AsyncRAT C2:
45.144.225.194:2424

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
45.144.225.194:2424 https://threatfox.abuse.ch/ioc/222960/

Intelligence


File Origin
# of uploads :
1
# of downloads :
172
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Shipping Documents PL&BL Draft.exe
Verdict:
Malicious activity
Analysis date:
2021-09-17 14:43:28 UTC
Tags:
trojan rat asyncrat

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a file
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Result
Threat name:
AgentTesla AsyncRAT
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Bypasses PowerShell execution policy
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Initial sample is a PE file and has a suspicious name
Machine Learning detection for dropped file
Machine Learning detection for sample
Maps a DLL or memory area into another process
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sigma detected: Suspicious Script Execution From Temp Folder
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
Suspicious powershell command line found
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Yara detected AsyncRAT
Yara detected Costura Assembly Loader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 485236 Sample: Shipping Documents PL&BL Dr... Startdate: 17/09/2021 Architecture: WINDOWS Score: 100 48 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->48 50 Found malware configuration 2->50 52 Multi AV Scanner detection for submitted file 2->52 54 11 other signatures 2->54 10 Shipping Documents PL&BL Draft.exe 17 2->10         started        process3 file4 32 C:\Users\user\AppData\...\wf0esr42udc7k6i, COM 10->32 dropped 34 C:\Users\user\AppData\...\bysbsgpnsu.dll, PE32 10->34 dropped 60 Writes to foreign memory regions 10->60 62 Maps a DLL or memory area into another process 10->62 14 MSBuild.exe 2 4 10->14         started        signatures5 process6 dnsIp7 40 45.144.225.194, 2424, 49740, 49742 DEDIPATH-LLCUS Netherlands 14->40 38 C:\Users\user\AppData\Local\Temp\kaktgu.exe, PE32 14->38 dropped 42 Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines) 14->42 44 Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines) 14->44 46 Tries to harvest and steal browser information (history, passwords, etc) 14->46 19 cmd.exe 1 14->19         started        file8 signatures9 process10 signatures11 56 Suspicious powershell command line found 19->56 58 Bypasses PowerShell execution policy 19->58 22 powershell.exe 14 19->22         started        24 conhost.exe 19->24         started        process12 process13 26 kaktgu.exe 17 22->26         started        file14 36 C:\Users\user\AppData\Local\...\tsvbamt.dll, PE32 26->36 dropped 64 Machine Learning detection for dropped file 26->64 66 Writes to foreign memory regions 26->66 68 Maps a DLL or memory area into another process 26->68 30 MSBuild.exe 2 26->30         started        signatures15 process16
Threat name:
Win32.Trojan.LokiBot
Status:
Malicious
First seen:
2021-09-17 14:19:40 UTC
AV detection:
18 of 45 (40.00%)
Threat level:
  5/5
Result
Malware family:
asyncrat
Score:
  10/10
Tags:
family:asyncrat botnet:default rat suricata
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Async RAT payload
AsyncRat
suricata: ET MALWARE Observed Malicious SSL Cert (AsyncRAT Server)
Malware Config
C2 Extraction:
45.144.225.194:2424
Unpacked files
SH256 hash:
f58aef9b5084efd45c069f21e9f236f307df2ade45642c42c85c33118dd4ea24
MD5 hash:
05afd4a36368b0d1e429497557d9fa6d
SHA1 hash:
5134bb8df73ff16f089d4c5cc4bfc0be5c017865
Detections:
win_asyncrat_w0
SH256 hash:
2117e3d7895ae87dcdaf8fa266450d353891085377a84fe9b9d8e880bf411b6c
MD5 hash:
24533311200bbd7d67f90deaab932e01
SHA1 hash:
2103bb661cf5f2f91b8af407187e9433631f2a62
SH256 hash:
a94300306564203d77d7112d7abd3931d555ee20de742ffb032e9dc1b5c3e2a0
MD5 hash:
42ca8aa6c74d5e6dfc86b24c5a3dee15
SHA1 hash:
fe6da2cb23c267134567b68ba911a028efd6a7d4
Malware family:
Agent Tesla v3
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

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:ach_AgentTesla_20200929
Author:abuse.ch
Description:Detects AgentTesla PE
Rule name:AgentTeslaV3
Author:ditekshen
Description:AgentTeslaV3 infostealer payload
Rule name:asyncrat
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_EXE_ASEP_REG_Reverse
Author:ditekSHen
Description:Detects file containing reversed ASEP Autorun registry keys
Rule name:MALWARE_Win_AgentTeslaV3
Author:ditekSHen
Description:AgentTeslaV3 infostealer payload
Rule name:pe_imphash
Rule name:Skystars_Malware_Imphash
Author:Skystars LightDefender
Description:imphash
Rule name:Telegram_Exfiltration_Via_Api
Author:lsepaolo
Rule name:win_agent_tesla_v1
Author:Johannes Bader @viql
Description:detects Agent Tesla
Rule name:win_asyncrat_j1
Author:Johannes Bader @viql
Description:detects AsyncRAT
Rule name:win_asyncrat_w0
Author:JPCERT/CC Incident Response Group
Description:detect AsyncRat in memory
Reference:internal research

File information


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

Comments