Behavioral task
behavioral1
Sample
Uncrypted.exe
Resource
win10-20240611-en
Behavioral task
behavioral2
Sample
Uncrypted.exe
Resource
win10v2004-20240730-en
General
-
Target
Uncrypted.exe
-
Size
3.1MB
-
MD5
04600c4e34cb4f5700b9e9330f0b48f2
-
SHA1
070d1d850aed50fa2168741f8618cc34bd349b9b
-
SHA256
f0890762dc18864d1900091680170560ce12d39661b1a43aa89a40b8f7bba356
-
SHA512
823b836d226ddabdad32b82232c3f567bd4cb80e0a2d985e5193faeaea96ce52c3bb8b0d10ba027f230bb4d598cb204218f34e35017108b407c9c8e85bad5ff6
-
SSDEEP
49152:mvKI22SsaNYfdPBldt698dBcjHwxOEMkYk/JxToGd2GTHHB72eh2NT:mvn22SsaNYfdPBldt6+dBcjHwxfN
Malware Config
Extracted
quasar
1.4.1
Crypted
147.185.221.20:49485
5d05bf1e-2e1c-4491-818f-f7812202a0f3
-
encryption_key
861857D1CF3156473C4CDEC5FF4316148C273C40
-
install_name
$phantom-jlaive.exe
-
log_directory
$phantom-Logs
-
reconnect_delay
3000
-
startup_key
$phantom-Jlaive
-
subdirectory
$phantom-Dir
Signatures
-
Quasar family
-
Quasar payload 1 IoCs
resource yara_rule sample family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource Uncrypted.exe
Files
-
Uncrypted.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