Behavioral task
behavioral1
Sample
3bf431a2e9ac66bad200a84e501b2e69f8cfdb7a60622b6ebe934dae6149618f.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
3bf431a2e9ac66bad200a84e501b2e69f8cfdb7a60622b6ebe934dae6149618f.exe
Resource
win10v2004-20240226-en
General
-
Target
3bf431a2e9ac66bad200a84e501b2e69f8cfdb7a60622b6ebe934dae6149618f
-
Size
404KB
-
MD5
9027f56b05a268a650ab91479ce25790
-
SHA1
7db79f0764ceb8196bda58cb8e59840ecb90b589
-
SHA256
3bf431a2e9ac66bad200a84e501b2e69f8cfdb7a60622b6ebe934dae6149618f
-
SHA512
eaf7aecd65cabefb77ff6c116277bc6135ac1204a15d4b1af10c0e2b4b45dc3dcf18cc439dc4e3be311b9ab557811c0d1fcc73a0f66935d82347e26e848bc147
-
SSDEEP
12288:RvvQ9PZW+Py1XOvW2/w+JZ14ObAKaB8OYgc:RA9PZfPyEO2Nz9UKaB8Ok
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 3bf431a2e9ac66bad200a84e501b2e69f8cfdb7a60622b6ebe934dae6149618f unpack001/out.upx
Files
-
3bf431a2e9ac66bad200a84e501b2e69f8cfdb7a60622b6ebe934dae6149618f.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: 844KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 377KB - Virtual size: 380KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 21KB - Virtual size: 24KB
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: 744KB - Virtual size: 743KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 148KB - Virtual size: 147KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 280KB - Virtual size: 277KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 40KB - Virtual size: 36KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ