Behavioral task
behavioral1
Sample
Tropical.exe
Resource
win10-20240404-en
General
-
Target
Tropical.exe
-
Size
3.1MB
-
MD5
b1860096a91bc57af31a3654907a6aba
-
SHA1
175916f51666ab8bb9657496af8131d288957efc
-
SHA256
481007a4671675242a7b0bf2d667f571427d07e7744938f33b89efa5d2a9a110
-
SHA512
fc864dae0aa9721be76a0e56209bcf3953107281cba35027afe7f4631eb8d3add5ef631686de59c1332d0cab48340cc126dff54350def01f590b8f70f6672c81
-
SSDEEP
49152:KvyI22SsaNYfdPBldt698dBcjHdYMH1J39oGd3THHB72eh2NT:Kvf22SsaNYfdPBldt6+dBcjHdYMF
Malware Config
Extracted
quasar
1.4.1
Office04
192.168.12.159:4782
e7681a82-0c73-45db-8f14-02384106776c
-
encryption_key
A995015D498D0D044BFA399C3B0A5E7C3DF9157D
-
install_name
Tropical.exe
-
log_directory
Logs
-
reconnect_delay
3000
-
startup_key
Tropical 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 Tropical.exe
Files
-
Tropical.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