Resubmissions
12-11-2024 01:29
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210604-5c416rs3ns 10General
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Target
install.rar
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Size
9.6MB
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Sample
210604-5c416rs3ns
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MD5
042cfe2da364303b208632f1b160f51e
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SHA1
b314aaedb8c31789b14c508bd7bad8e2e34d4f61
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SHA256
65fa93616cdb8c92a541dd2ad8468d6688e1b1f2606891b56db3e90fbfc9acbd
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SHA512
fe09d5ef9368ef9a827240a2ef5f5403d924fc77688632fadb7617dbb53bfbfa6f58f01e23df4ccaa87e9c4cbb20d8fb5e9a0505128bd02bd7df6c927b5134cd
Malware Config
Targets
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Target
Install.exe
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Size
497KB
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MD5
41a5f4fd1ea7cac4aa94a87aebccfef0
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SHA1
0d0abf079413a4c773754bf4fda338dc5b9a8ddc
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SHA256
97e95e99fd499ec45a7c1d8683d5731ce5e7a8fb8b710622e578cd169a00d8d9
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SHA512
5ca14bda498f26efff4e1179969b8f2c25244063c7bf25f3ec20b5cd24b5be320bbfb8b3d0b2d66f5c5b415da777a766fece5f251a4247773c6cb991417fb75f
Score10/10-
PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Vidar
Vidar is an infostealer based on Arkei stealer.
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Checks for common network interception software
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Downloads MZ/PE file
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Drops file in Drivers directory
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Executes dropped EXE
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UPX packed file
Detects executables packed with UPX/modified UPX open source packer.
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VMProtect packed file
Detects executables packed with VMProtect commercial packer.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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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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Checks whether UAC is enabled
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Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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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Suspicious use of SetThreadContext
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Target
Install2.exe
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Size
497KB
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MD5
41a5f4fd1ea7cac4aa94a87aebccfef0
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SHA1
0d0abf079413a4c773754bf4fda338dc5b9a8ddc
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SHA256
97e95e99fd499ec45a7c1d8683d5731ce5e7a8fb8b710622e578cd169a00d8d9
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SHA512
5ca14bda498f26efff4e1179969b8f2c25244063c7bf25f3ec20b5cd24b5be320bbfb8b3d0b2d66f5c5b415da777a766fece5f251a4247773c6cb991417fb75f
Score10/10-
Deletes Windows Defender Definitions
Uses mpcmdrun utility to delete all AV definitions.
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ElysiumStealer
ElysiumStealer (previously known as ZeromaxStealer) is an info stealer that can steal login credentials for various accounts.
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PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Vidar
Vidar is an infostealer based on Arkei stealer.
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Checks for common network interception software
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Blocklisted process makes network request
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Downloads MZ/PE file
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Drops file in Drivers directory
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Executes dropped EXE
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UPX packed file
Detects executables packed with UPX/modified UPX open source packer.
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VMProtect packed file
Detects executables packed with VMProtect commercial packer.
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Checks computer location settings
Looks up country code configured in the registry, likely geofence.
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Loads dropped DLL
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Modifies file permissions
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Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses 2FA software files, possible credential harvesting
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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.
-
Checks whether UAC is enabled
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
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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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Program crash
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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Target
keygen-step-4.exe
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Size
4.6MB
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MD5
563107b1df2a00f4ec868acd9e08a205
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SHA1
9cb9c91d66292f5317aa50d92e38834861e9c9b7
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SHA256
bf2bd257dde4921ce83c7c1303fafe7f9f81e53c2775d3c373ced482b22eb8a9
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SHA512
99a8d247fa435c4cd95be7bc64c7dd6e382371f3a3c160aac3995fd705e4fd3f6622c23784a4ae3457c87536347d15eda3f08aa616450778a99376df540d74d1
Score10/10-
Deletes Windows Defender Definitions
Uses mpcmdrun utility to delete all AV definitions.
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Djvu Ransomware
Ransomware which is a variant of the STOP family.
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ElysiumStealer
ElysiumStealer (previously known as ZeromaxStealer) is an info stealer that can steal login credentials for various accounts.
-
PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
Suspicious use of NtCreateUserProcessOtherParentProcess
-
Vidar
Vidar is an infostealer based on Arkei stealer.
-
Checks for common network interception software
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
-
Blocklisted process makes network request
-
Downloads MZ/PE file
-
Drops file in Drivers directory
-
Executes dropped EXE
-
UPX packed file
Detects executables packed with UPX/modified UPX open source packer.
-
VMProtect packed file
Detects executables packed with VMProtect commercial packer.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Loads dropped DLL
-
Modifies file permissions
-
Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses 2FA software files, possible credential harvesting
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Checks whether UAC is enabled
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Legitimate hosting services abused for malware hosting/C2
-
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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Program crash
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Drops file in System32 directory
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Suspicious use of SetThreadContext
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Target
keygen-step-4d.exe
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Size
4.6MB
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MD5
563107b1df2a00f4ec868acd9e08a205
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SHA1
9cb9c91d66292f5317aa50d92e38834861e9c9b7
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SHA256
bf2bd257dde4921ce83c7c1303fafe7f9f81e53c2775d3c373ced482b22eb8a9
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SHA512
99a8d247fa435c4cd95be7bc64c7dd6e382371f3a3c160aac3995fd705e4fd3f6622c23784a4ae3457c87536347d15eda3f08aa616450778a99376df540d74d1
Score10/10-
ElysiumStealer
ElysiumStealer (previously known as ZeromaxStealer) is an info stealer that can steal login credentials for various accounts.
-
PlugX
PlugX is a RAT (Remote Access Trojan) that has been around since 2008.
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
Suspicious use of NtCreateProcessExOtherParentProcess
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Suspicious use of NtCreateUserProcessOtherParentProcess
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Vidar
Vidar is an infostealer based on Arkei stealer.
-
Checks for common network interception software
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
-
Blocklisted process makes network request
-
Downloads MZ/PE file
-
Drops file in Drivers directory
-
Executes dropped EXE
-
UPX packed file
Detects executables packed with UPX/modified UPX open source packer.
-
VMProtect packed file
Detects executables packed with VMProtect commercial packer.
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Loads dropped DLL
-
Modifies file permissions
-
Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses 2FA software files, possible credential harvesting
-
Accesses cryptocurrency files/wallets, possible credential harvesting
-
Adds Run key to start application
-
Checks installed software on the system
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Checks whether UAC is enabled
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
-
Legitimate hosting services abused for malware hosting/C2
-
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Program crash
-
Drops file in System32 directory
-
Suspicious use of SetThreadContext
-
MITRE ATT&CK Enterprise v6
Defense Evasion
File and Directory Permissions Modification
1Impair Defenses
1Install Root Certificate
1Modify Registry
3Web Service
1