Behavioral task
behavioral1
Sample
Keygen/[keygen].exe
Resource
win7-20240708-en
General
-
Target
963082f66fb1a3cbb07053cc8503af4e_JaffaCakes118
-
Size
66KB
-
MD5
963082f66fb1a3cbb07053cc8503af4e
-
SHA1
f1c86e29b74dfb3193baa2540efcbad739540ef6
-
SHA256
9739e5241217a4dbe900361736b1ee8dd74599e343fa42f8546a154de5730ee9
-
SHA512
4021b271808e281b676aa2d96dfb1fcf50df34fd23080fadd5164ac39557006fecb42e9ee3c7ac0d4cb0d86ef63449ffa2deb9fd329f7e5f2e5ca8cfe4925207
-
SSDEEP
1536:2Uj7f3GumZ+WIiU14BI3QTYWgaqKSlGXt6P8MSM5baNU3jDP42+Iutg7:jjyuK+WIi0wvlqpGXoPvAmTDL08
Malware Config
Signatures
-
resource yara_rule static1/unpack001/Keygen/[keygen].exe upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource unpack001/Keygen/[keygen].exe unpack002/out.upx
Files
-
963082f66fb1a3cbb07053cc8503af4e_JaffaCakes118.zip
-
Keygen/[keygen].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: 188KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 67KB - Virtual size: 68KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 3KB - 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: 24KB - Virtual size: 22KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 8KB - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 212KB - Virtual size: 211KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ