General
-
Target
Client-built.exe
-
Size
3.1MB
-
MD5
37390da369108249457dd4fa9d71374a
-
SHA1
b4a1d1e2ea0762ed45cc93ed236763756dfc53df
-
SHA256
8a1d71513cdce5e817498afbad431e391d3175b214c413865002e867ac1d3d00
-
SHA512
dfd1013637e17c45eee06815e26f9a271d68b6df4e088cbb69f6558228cda9876ad60c89d703e4ec2fe693f9c7064533d3b479e867db2c349e668c043ac79fed
-
SSDEEP
49152:Gvkt62XlaSFNWPjljiFa2RoUYI1wehoGd2ITHHB72eh2NT:Gv462XlaSFNWPjljiFXRoUYI1w8m
Malware Config
Extracted
quasar
1.4.1
Office04
98.218.3.74:4782
d363416c-217e-45a7-a228-bcea554cbb52
-
encryption_key
3CD249B929C321E41C5A0D2E0931073C27A2E729
-
install_name
Client.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
dlscord
-
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