Behavioral task
behavioral1
Sample
c81aef8b42cccf9fc88687a15f0f3d75.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
c81aef8b42cccf9fc88687a15f0f3d75.exe
Resource
win10v2004-20240226-en
General
-
Target
c81aef8b42cccf9fc88687a15f0f3d75
-
Size
129KB
-
MD5
c81aef8b42cccf9fc88687a15f0f3d75
-
SHA1
40cde7db0cfe05729001bc746f0d60748b10c1ee
-
SHA256
4246af9bc088ac283fadefd3adeb832abd5593709ab272a9d0671e38a65784db
-
SHA512
04a84e7df92556b1674cb11428ba7c09a055126dae177a6e885a700a1f9bb6b2fbe3df5044018d589b3c7d55fa366506fcaef067f21ef6467af88896215c7f93
-
SSDEEP
3072:/+BdaEfnl3LhtvlnWx8+OQou42XqC4MwhHq8rpRPbiz6:aIEfVLL08OoHCY3X
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource c81aef8b42cccf9fc88687a15f0f3d75 unpack001/out.upx
Files
-
c81aef8b42cccf9fc88687a15f0f3d75.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 84KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 127KB - Virtual size: 128KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
out.upx.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 153KB - Virtual size: 152KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 40KB - Virtual size: 39KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1024B - Virtual size: 728B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ