Behavioral task
behavioral1
Sample
1a8023c76e45b0145f1c28753efc1d5409a0ac2a1c6fdbab2022e737dcaa0ab5.exe
Resource
win7-20231129-en
General
-
Target
1a8023c76e45b0145f1c28753efc1d5409a0ac2a1c6fdbab2022e737dcaa0ab5.exe
-
Size
2.2MB
-
MD5
422ad9c53a86f687b230fde951fb5856
-
SHA1
17eb89de5f5a21b3e83497e74145613209bc3a86
-
SHA256
1a8023c76e45b0145f1c28753efc1d5409a0ac2a1c6fdbab2022e737dcaa0ab5
-
SHA512
d0cfae682aab7a15703b051bc879721d41276b8a22e9f69d9d2a0a40bdfea38cb1634340d3f93e2ce0f8f229798290820b7262e346ab88cf578a34489471c1e6
-
SSDEEP
49152:Tgxqu3RcnLHx7FHNwA5VRp/KQiGH+7W7WFDus/3BcSJir2Vn:EQLVFthRhiY7Cus/3F4qV
Malware Config
Signatures
-
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 1a8023c76e45b0145f1c28753efc1d5409a0ac2a1c6fdbab2022e737dcaa0ab5.exe unpack001/out.upx
Files
-
1a8023c76e45b0145f1c28753efc1d5409a0ac2a1c6fdbab2022e737dcaa0ab5.exe.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
UPX0 Size: - Virtual size: 3.1MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 2.2MB - Virtual size: 2.2MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX2 Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
out.upx.exe windows:6 windows x64 arch:x64
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
Sections
.text Size: 3.7MB - Virtual size: 3.7MB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1.4MB - Virtual size: 1.4MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 24KB - Virtual size: 27KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.pdata Size: 82KB - Virtual size: 82KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
_RDATA Size: 512B - Virtual size: 348B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 34KB - Virtual size: 33KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ