Behavioral task
behavioral1
Sample
i - Copy (3).exe
Resource
win10ltsc2021-20241023-en
General
-
Target
UPDATE!.rar
-
Size
1.0MB
-
MD5
94043ed2f62579318a9c518977b56d2a
-
SHA1
5c9372aad250206c81b970fef5671b11d06deaed
-
SHA256
6e8ea3c47a8e46719c4242a3fb2f5bfa83d9e561f60d56309e98031b94392305
-
SHA512
fe1e7804da153c5818acb8a0534e9a13492a28b0d2469c9e864546f62004fe4910c5a44c96a3aa2568ffac8c1bdb260ebdf37ab4a5730a06bc7578a3f9519cff
-
SSDEEP
24576:DwqtbiQ1vFXidJ96G2rnoM8U3mDo+1tadAyyDZnJtH:DwqhjsPDRU3qogtEAyyDZ3H
Malware Config
Extracted
quasar
1.4.1
Free Cheetos
192.168.50.61:4782
b9f33b8e-e35e-4e4c-aff8-7b28dddec418
-
encryption_key
6F5247E9D7D00C08CE63C6211A524818EA6DDA24
-
install_name
Client.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
subdirectory
SubDir
Signatures
-
Quasar family
-
Quasar payload 1 IoCs
Processes:
resource yara_rule static1/unpack001/i - Copy (3).exe family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
Processes:
resource unpack001/i - Copy (3).exe
Files
-
UPDATE!.rar.rar
Password: ezfn
-
i - Copy (3).exe.exe windows:4 windows x86 arch:x86
Password: ezfn
f34d5f2d4577ed6d9ceec516c1f5a744
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Imports
mscoree
_CorExeMain
Sections
.text Size: 3.1MB - Virtual size: 3.1MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 3KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 512B - Virtual size: 12B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ