General
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Target
amert.exe
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Size
1.8MB
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Sample
240327-3jjjjadd58
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MD5
b8b5138dc6f97136cfebece16f80203d
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SHA1
e020d3ac6d101791801e8ce8c921a5f54f78abf5
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SHA256
7d1e736b876ad9f4effc5736323bbb1db9d53b49abda5a13d238cbe5f56e136c
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SHA512
f26e295c0845b57520ee8392761c532527ca41974f68f189bb37637b45455edceb098ca23d2952e495635719a8da8a39d86d880467bc6ad79071afd870dd9877
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SSDEEP
49152:6Bb/umIpUjoMJSb1MFkc5eCohVvb+22WBtsDSHLjgAgtZ:6B/zI3RW6c+hVJ2OymwjZ
Static task
static1
Behavioral task
behavioral1
Sample
amert.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
amert.exe
Resource
win10-20240221-en
Behavioral task
behavioral3
Sample
amert.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral4
Sample
amert.exe
Resource
win11-20240214-en
Malware Config
Extracted
amadey
4.17
http://185.215.113.32
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install_dir
00c07260dc
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install_file
explorgu.exe
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strings_key
461809bd97c251ba0c0c8450c7055f1d
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url_paths
/yandex/index.php
Extracted
redline
LiveTraffic
4.185.137.132:1632
Extracted
redline
@OLEH_PSP
185.172.128.33:8970
Extracted
amadey
4.18
http://193.233.132.56
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install_dir
09fd851a4f
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install_file
explorha.exe
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strings_key
443351145ece4966ded809641c77cfa8
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url_paths
/Pneh2sXQk0/index.php
Extracted
smokeloader
2022
http://trad-einmyus.com/index.php
http://tradein-myus.com/index.php
http://trade-inmyus.com/index.php
Extracted
stealc
http://185.172.128.209
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url_path
/3cd2b41cbde8fc9c.php
Extracted
lumma
https://resergvearyinitiani.shop/api
https://affordcharmcropwo.shop/api
https://cleartotalfisherwo.shop/api
https://worryfillvolcawoi.shop/api
https://enthusiasimtitleow.shop/api
https://dismissalcylinderhostw.shop/api
https://diskretainvigorousiw.shop/api
https://communicationgenerwo.shop/api
https://pillowbrocccolipe.shop/api
Targets
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Target
amert.exe
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Size
1.8MB
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MD5
b8b5138dc6f97136cfebece16f80203d
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SHA1
e020d3ac6d101791801e8ce8c921a5f54f78abf5
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SHA256
7d1e736b876ad9f4effc5736323bbb1db9d53b49abda5a13d238cbe5f56e136c
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SHA512
f26e295c0845b57520ee8392761c532527ca41974f68f189bb37637b45455edceb098ca23d2952e495635719a8da8a39d86d880467bc6ad79071afd870dd9877
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SSDEEP
49152:6Bb/umIpUjoMJSb1MFkc5eCohVvb+22WBtsDSHLjgAgtZ:6B/zI3RW6c+hVJ2OymwjZ
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DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
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Detect ZGRat V1
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Glupteba payload
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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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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 Installed Components in the registry
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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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Deletes itself
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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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Modifies file permissions
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Accesses Microsoft Outlook profiles
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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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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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AutoIT Executable
AutoIT scripts compiled to PE executables.
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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
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Defense Evasion
File and Directory Permissions Modification
1Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
6Subvert Trust Controls
1Install Root Certificate
1Virtualization/Sandbox Evasion
2Credential Access
Unsecured Credentials
6Credentials In Files
5Credentials in Registry
1