masslogger

General

Target

vir.exe
Size

309.7MB
Sample

240524-trgv8sbf4z
MD5

458f2e3e9414ba191c3ad1e9ffb5b445
SHA1

d7038bd4cef9ca524c298616eb7eabc009ff315f
SHA256

7f81d675aca70623fb0f906e1efbca85f6a64f2d5ad283388a955170570a58a8
SHA512

b1ba5f1ce63e1315dc606216324df59991e3e1840c977aa78de278266bf8acaafa72dfe2ae80d7d4b96576338f87d718476f56900a9cc68fbf8f145c84e982ee
SSDEEP

6291456:O2qVJwdodBeWFv1k4R4b0ewZkhT4ofHwJjvZDQPf2tLSkH5dHVeVp:ZrdWeSWgfecGT4RjvqP85fAD

Score

10^/10

Malware Config

Extracted

Family

quasar

Attributes

reconnect_delay
3000

Extracted

Family

quasar

Version

1.4.1

Botnet

romka

C2

jozzu420-51305.portmap.host:51305

Mutex

0445c342-b551-411c-9b80-cd437437f491

Attributes

encryption_key
E1BF1D99459F04CAF668F054744BC2C514B0A3D6
install_name
Romilyaa.exe
log_directory
Logs
reconnect_delay
3000
startup_key
Windows 10 Boot
subdirectory
SubDir

Targets

- Target
  
  vir.exe
- Size
  
  309.7MB
- MD5
  
  458f2e3e9414ba191c3ad1e9ffb5b445
- SHA1
  
  d7038bd4cef9ca524c298616eb7eabc009ff315f
- SHA256
  
  7f81d675aca70623fb0f906e1efbca85f6a64f2d5ad283388a955170570a58a8
- SHA512
  
  b1ba5f1ce63e1315dc606216324df59991e3e1840c977aa78de278266bf8acaafa72dfe2ae80d7d4b96576338f87d718476f56900a9cc68fbf8f145c84e982ee
- SSDEEP
  
  6291456:O2qVJwdodBeWFv1k4R4b0ewZkhT4ofHwJjvZDQPf2tLSkH5dHVeVp:ZrdWeSWgfecGT4RjvqP85fAD
Score

10^/10

masslogger quasar romka discovery evasion persistence spyware stealer trojan upx
- MassLogger
  Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
  stealer spyware masslogger
- MassLogger Main payload
- Modifies WinLogon for persistence
  persistence
- Quasar RAT
  Quasar is an open source Remote Access Tool.
  trojan spyware quasar
- Quasar payload
- UAC bypass
  evasion trojan
- Blocklisted process makes network request
- Drops file in Drivers directory
- .NET Reactor proctector
  Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE
- Loads dropped DLL
- Modifies file permissions
  discovery
- Registers COM server for autorun
  persistence
- UPX packed file
  Detects executables packed with UPX/modified UPX open source packer.
  upx
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
- Checks whether UAC is enabled
  evasion trojan
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
- AutoIT Executable
  AutoIT scripts compiled to PE executables.
- Drops file in System32 directory
behavioral1