Behavioral task
behavioral1
Sample
1001.exe
Resource
win7-20230831-en
General
-
Target
1001.exe
-
Size
3.1MB
-
MD5
d9b82ffbc5ae9bcc98e9a1c1ee87e598
-
SHA1
5e3a9063e651ce71df4eba00da0276a06cd7fbfb
-
SHA256
a701bf973aa2ff99ba654dc578f1b9247e620511dcac12e2fe7f7430be51572a
-
SHA512
14dc8aca7537092742e8f4d89304af2696f48400c262e01bbf1f299626dbca2ae3a62b9a7f396bfc88bd7079d041b20f17d666f233c394e9fe204ff48ab4141a
-
SSDEEP
49152:Ov9t62XlaSFNWPjljiFa2RoUYI1gZtzEaM7LoGBE5THHB72eh2NT:Ov/62XlaSFNWPjljiFXRoUYI2Tzq4
Malware Config
Extracted
quasar
1.4.1
evil
192.168.1.116:4782
29e866e1-a98d-4436-8f80-fb0179f3b1bc
-
encryption_key
CBD6F742C75EC2D817A385C09489FF71751B3D15
-
install_name
Client.exe
-
log_directory
Logs
-
reconnect_delay
1000
-
startup_key
Java updater
-
subdirectory
SubDir
Signatures
-
Quasar family
-
Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1001.exe
Files
-
1001.exe.exe windows:4 windows x86
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