General
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Target
18046faa65d9027214778b8d61a2ff92c4c43aacaa05c99a4fc46d3119af55d6
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Size
833KB
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Sample
230908-d5bndagc68
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MD5
cccc7f5648739a0339ab8475810b05eb
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SHA1
ea2c3245ced87c11e3bb862fca1e1499f954f0d2
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SHA256
18046faa65d9027214778b8d61a2ff92c4c43aacaa05c99a4fc46d3119af55d6
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SHA512
b858cab4bd98d219ce93959d2a95ee645c5868ef685e4920db8e180bcf234d58c2bc382a9d95b48144cac49d1c0d4abf964de9c8d910270cbddb00975c2581d3
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SSDEEP
24576:rgQKL7qH3OhqnGmhMAFspPEKYX5NWfWUpc9p8ld3qb/LFLzu4PU6C19w2wfCUEr8:Hq7G3OhqnGmhMAFspPEKYX5NWfWUpc9b
Static task
static1
Behavioral task
behavioral1
Sample
18046faa65d9027214778b8d61a2ff92c4c43aacaa05c99a4fc46d3119af55d6.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
18046faa65d9027214778b8d61a2ff92c4c43aacaa05c99a4fc46d3119af55d6.exe
Resource
win10-20230831-en
Malware Config
Extracted
C:\info.hta
class='mark'>[email protected]</span></div>
http://www.w3.org/TR/html4/strict.dtd'>
Extracted
smokeloader
2022
http://serverxlogs21.xyz/statweb255/
http://servxblog79.xyz/statweb255/
http://demblog289.xyz/statweb255/
http://admlogs77x.online/statweb255/
http://blogxstat38.xyz/statweb255/
http://blogxstat25.xyz/statweb255/
Extracted
C:\info.hta
class='mark'>[email protected]</span></div>
http://www.w3.org/TR/html4/strict.dtd'>
Targets
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Target
18046faa65d9027214778b8d61a2ff92c4c43aacaa05c99a4fc46d3119af55d6
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Size
833KB
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MD5
cccc7f5648739a0339ab8475810b05eb
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SHA1
ea2c3245ced87c11e3bb862fca1e1499f954f0d2
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SHA256
18046faa65d9027214778b8d61a2ff92c4c43aacaa05c99a4fc46d3119af55d6
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SHA512
b858cab4bd98d219ce93959d2a95ee645c5868ef685e4920db8e180bcf234d58c2bc382a9d95b48144cac49d1c0d4abf964de9c8d910270cbddb00975c2581d3
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SSDEEP
24576:rgQKL7qH3OhqnGmhMAFspPEKYX5NWfWUpc9p8ld3qb/LFLzu4PU6C19w2wfCUEr8:Hq7G3OhqnGmhMAFspPEKYX5NWfWUpc9b
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AmmyyAdmin payload
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Detect rhadamanthys stealer shellcode
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FlawedAmmyy RAT
Remote-access trojan based on leaked code for the Ammyy remote admin software.
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Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Modifies boot configuration data using bcdedit
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Renames multiple (319) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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Renames multiple (462) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
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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 computer location settings
Looks up country code configured in the registry, likely geofence.
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Deletes itself
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Drops startup file
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Executes dropped EXE
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Loads dropped DLL
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Accesses Microsoft Outlook profiles
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Adds Run key to start application
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Drops desktop.ini file(s)
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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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Suspicious use of SetThreadContext
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MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Indicator Removal
3File Deletion
3Modify Registry
2Pre-OS Boot
1Bootkit
1