General
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Target
c4579c723a1dc34b48b4684b6d05e1902ac28d007efcb3d96958a92ed963a94f
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Size
1.8MB
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Sample
240531-2c59aaff6t
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MD5
d90dc86c07c652736ef253bda10ebdb7
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SHA1
8f00555f5f07d01fa443b8cd192d526aea6657d2
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SHA256
c4579c723a1dc34b48b4684b6d05e1902ac28d007efcb3d96958a92ed963a94f
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SHA512
b5305f4153b972f4e82752fabfe40795154f7ec85a67d70d27839b47299020362a2ff51287c516895ef0690ca791ac1e6ac5e8c06ace34a71876a054aa23611a
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SSDEEP
49152:QPlMGxzd7loa9wnz25tRb4zDbPIY3RjtIspMYGzL:QPlMIoa9az2tb4zwYBj6Ye
Static task
static1
Behavioral task
behavioral1
Sample
c4579c723a1dc34b48b4684b6d05e1902ac28d007efcb3d96958a92ed963a94f.exe
Resource
win10v2004-20240426-en
Behavioral task
behavioral2
Sample
c4579c723a1dc34b48b4684b6d05e1902ac28d007efcb3d96958a92ed963a94f.exe
Resource
win11-20240508-en
Malware Config
Extracted
http://94.103.188.126/jerry/putty.zip
Extracted
amadey
4.21
0e6740
http://147.45.47.155
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install_dir
9217037dc9
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install_file
explortu.exe
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strings_key
8e894a8a4a3d0da8924003a561cfb244
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url_paths
/ku4Nor9/index.php
Extracted
amadey
4.21
49e482
http://147.45.47.70
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install_dir
1b29d73536
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install_file
axplont.exe
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strings_key
4d31dd1a190d9879c21fac6d87dc0043
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url_paths
/tr8nomy/index.php
Extracted
risepro
147.45.47.126:58709
Extracted
redline
@LOGSCLOUDYT_BOT
185.172.128.33:8970
Extracted
redline
1
185.215.113.67:40960
Extracted
stealc
zzvv
http://23.88.106.134
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url_path
/c73eed764cc59dcb.php
Extracted
asyncrat
AsyncRAT
Fresh
pepecasas123.net:4608
AsyncMutex_5952
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delay
3
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install
false
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install_folder
%AppData%
Extracted
asyncrat
AsyncRAT
Fresh run
pepecasas123.net:4609
AsyncMutex_2952
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delay
3
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install
false
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install_folder
%AppData%
Targets
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Target
c4579c723a1dc34b48b4684b6d05e1902ac28d007efcb3d96958a92ed963a94f
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Size
1.8MB
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MD5
d90dc86c07c652736ef253bda10ebdb7
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SHA1
8f00555f5f07d01fa443b8cd192d526aea6657d2
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SHA256
c4579c723a1dc34b48b4684b6d05e1902ac28d007efcb3d96958a92ed963a94f
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SHA512
b5305f4153b972f4e82752fabfe40795154f7ec85a67d70d27839b47299020362a2ff51287c516895ef0690ca791ac1e6ac5e8c06ace34a71876a054aa23611a
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SSDEEP
49152:QPlMGxzd7loa9wnz25tRb4zDbPIY3RjtIspMYGzL:QPlMIoa9az2tb4zwYBj6Ye
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Exela Stealer
Exela Stealer is an open source stealer originally written in .NET and later transitioned to Python that was first observed in August 2023.
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Modifies firewall policy service
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PrivateLoader
PrivateLoader is a downloader sold as a pay-per-install malware distribution service.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Async RAT payload
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Grants admin privileges
Uses net.exe to modify the user's privileges.
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Identifies VirtualBox via ACPI registry values (likely anti-VM)
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Blocklisted process makes network request
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Downloads MZ/PE file
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Modifies Windows Firewall
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Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE
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Identifies Wine through registry keys
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
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Loads dropped DLL
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Accesses cryptocurrency files/wallets, possible credential harvesting
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Adds Run key to start application
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Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops Chrome extension
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Drops desktop.ini file(s)
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Legitimate hosting services abused for malware hosting/C2
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Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
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Writes to the Master Boot Record (MBR)
Bootkits write to the MBR to gain persistence at a level below the operating system.
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Drops file in System32 directory
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Suspicious use of NtSetInformationThreadHideFromDebugger
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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Account Manipulation
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Pre-OS Boot
1Bootkit
1Scheduled Task/Job
1Privilege Escalation
Account Manipulation
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
3Pre-OS Boot
1Bootkit
1Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2