General
-
Target
Client-built.exe
-
Size
3.1MB
-
MD5
b577b8b399e02a5afa72881282e3c39e
-
SHA1
ec280972243361b1d0611e6a89f0f8d2ab133e41
-
SHA256
e1c751098a77a18b6bbf1692252be42b124b3b1f477b098dd95fff76499f5106
-
SHA512
21c71edcdd3a48bf81afcaaa98bfc3a54e4dc35fbd3293604c780b74c1f8d443a4ab23beb47c636cb8c66c3121ea91565d818e9bef63df6e6175bb528f606310
-
SSDEEP
49152:CvnI22SsaNYfdPBldt698dBcjHvJxNESEwk/iiLoGdGpfTHHB72eh2NT:CvI22SsaNYfdPBldt6+dBcjHhxbs
Malware Config
Extracted
quasar
1.4.1
zzzz
7.tcp.eu.ngrok.io:19509
116e2822-047d-4b5c-ad10-563148a1a28e
-
encryption_key
C366BC97216329D1909524412E3ECB1EBC575D07
-
install_name
Client.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Quasar Client Startup
-
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 Client-built.exe
Files
-
Client-built.exe.exe windows:4 windows x86 arch: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