Behavioral task
behavioral1
Sample
b3f8407ba2f0dcb99afb3ab2dc2fe800N.exe
Resource
win7-20240708-en
General
-
Target
b3f8407ba2f0dcb99afb3ab2dc2fe800N.exe
-
Size
107KB
-
MD5
b3f8407ba2f0dcb99afb3ab2dc2fe800
-
SHA1
7ea2fdae303486f56657c5f8df289c33e2343e2d
-
SHA256
b3eabc16d4cbfeab88a9a5aa902aa3868476530843d8d987cee80b7137a93d18
-
SHA512
83113b7f1ff7aeaec560d2693a12622c926fc19e5d2e53ad9b5d99cf7f5ba0dee86207a83e177c6fccb65b1d70ca8351b9f1b7e178182af1c394a07dff3282c9
-
SSDEEP
1536:CTWhJbhJbyTmXadjUSbcDemTPAZk+cLtdNlb9PfESDOayxaJS:c6W2QZwKS7M
Malware Config
Signatures
-
resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource b3f8407ba2f0dcb99afb3ab2dc2fe800N.exe unpack001/out.upx
Files
-
b3f8407ba2f0dcb99afb3ab2dc2fe800N.exe.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
UPX0 Size: - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 4KB - Virtual size: 8KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
-
out.upx.exe windows:4 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Sections
.text Size: 8KB - Virtual size: 5KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 4KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 352B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 4KB - Virtual size: 3KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ