Behavioral task
behavioral1
Sample
6285137b6f585e1829051ffa8355e9a11bb81ec51c4b576a63a1709cb4846675.exe
Resource
win7-20231129-en
General
-
Target
83f996a5252a30e0e199225fc6eb4b33.bin
-
Size
1.2MB
-
MD5
c41124826e0deb86c974ccc1f0ca9acf
-
SHA1
6b258436a09a25b3c247ae32902e24f71b6497d4
-
SHA256
2d132bcfa6d4070c9599fb07cd27b4eac85ec02636e4585e065bbad1b0f71400
-
SHA512
2eb8c881595930e07d9a5bc286c423d98a2b0554e3a64accc34df296b8b7e2900e1a028f32e4bd2b5b16f11df9350e76be2d8d23655bd069a3a02d145fa7e391
-
SSDEEP
24576:I0OTiBfJ0QH52HpsuURMVGnQokToopu5wuJ+8UDPHA1dW/x:I0OOByQHOcR4g6YEDPydOx
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.1.57:4782
260c962a-9618-4f8c-ab24-5425b3f3773e
-
encryption_key
F90976DEE1FD081A7882776D655CCB6F9595C723
-
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 static1/unpack001/6285137b6f585e1829051ffa8355e9a11bb81ec51c4b576a63a1709cb4846675.exe family_quasar -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource unpack001/6285137b6f585e1829051ffa8355e9a11bb81ec51c4b576a63a1709cb4846675.exe
Files
-
83f996a5252a30e0e199225fc6eb4b33.bin.zip
Password: infected
-
6285137b6f585e1829051ffa8355e9a11bb81ec51c4b576a63a1709cb4846675.exe.exe windows:4 windows x86 arch:x86
Password: infected
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: 5KB - Virtual size: 5KB
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