Behavioral task
behavioral1
Sample
42effc9365890ef1d9a6395a58cfd66d.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
42effc9365890ef1d9a6395a58cfd66d.exe
Resource
win10v2004-20231222-en
General
-
Target
42effc9365890ef1d9a6395a58cfd66d
-
Size
683KB
-
MD5
42effc9365890ef1d9a6395a58cfd66d
-
SHA1
52b25f0557befe2f0742ed995f9c0b063e45ffac
-
SHA256
88d58b04b4fdfb6e1842ecb82387e95ee9ec58e31e80f3d5398284500bb95316
-
SHA512
ea09c0082e043974fb98a1ac9ea134c98755ea4dcfcc897c875ff3938e9ae1546f6fa3b56bd95651a9898c8a877c7d95df88a949e6bb28b11213a37c5bb04425
-
SSDEEP
12288:vomB2fFbcjgAlMuzjyYJkFy43+PLEtAGK8uGtffrgFnxNOMfo33sUKpfcsFmcyof:vo1f1KRhS3OPLEtAGK8rdUFxXo33Opfv
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 42effc9365890ef1d9a6395a58cfd66d unpack001/out.upx
Files
-
42effc9365890ef1d9a6395a58cfd66d.exe windows:5 windows x86 arch:x86
Headers
DLL Characteristics
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 1.0MB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 338KB - Virtual size: 340KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 344KB - Virtual size: 348KB
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_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 569KB - Virtual size: 568KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 102KB - Virtual size: 102KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 11KB - Virtual size: 28KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 657KB - Virtual size: 656KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 31KB - Virtual size: 30KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ