1af27fc025143dbef4f1c21cbd1f1535_JaffaCakes118

General

Target

1af27fc025143dbef4f1c21cbd1f1535_JaffaCakes118
Size

617KB
MD5

1af27fc025143dbef4f1c21cbd1f1535
SHA1

e3b6a901f0e92038b991a6c4c074f8439addf7bf
SHA256

d2ff757a3cfde59c50ed4a06a3132a560565827d2080b5be2f54817e77ced51b
SHA512

ceca8d5843896559522378dfb96956ba495d7767a48730388aa925fcb251964aa786ca33ce343c6e01e867fef84d84e634068139942a1a640bfbef303c673d85
SSDEEP

12288:HAUwPJzihVypQBzVy9WG9MR7BDIGPScf2Jf3U8iDMrOJPgGTr11Nb16:HOP1ihJBzVZXDIGPScS3u75gyZ1

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
1af27fc025143dbef4f1c21cbd1f1535_JaffaCakes118
unpack001/out.upx

Files

1af27fc025143dbef4f1c21cbd1f1535_JaffaCakes118
.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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 1.2MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 527KB - Virtual size: 528KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 89KB - Virtual size: 92KB

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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

.text
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 5KB - Virtual size: 4KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 22KB - Virtual size: 21KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 184KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 52B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 76KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 350KB - Virtual size: 350KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.2MB

UPX1 Size: 527KB - Virtual size: 528KB

.rsrc Size: 89KB - Virtual size: 92KB

Headers

File Characteristics

Sections

.text Size: 1.1MB - Virtual size: 1.1MB

.itext Size: 5KB - Virtual size: 4KB

.data Size: 22KB - Virtual size: 21KB

.bss Size: - Virtual size: 184KB

.idata Size: 13KB - Virtual size: 13KB

.tls Size: - Virtual size: 52B

.rdata Size: 512B - Virtual size: 24B

.reloc Size: 76KB - Virtual size: 76KB

.rsrc Size: 350KB - Virtual size: 350KB

UPX0
Size: - Virtual size: 1.2MB

UPX1
Size: 527KB - Virtual size: 528KB

.rsrc
Size: 89KB - Virtual size: 92KB

.text
Size: 1.1MB - Virtual size: 1.1MB

.itext
Size: 5KB - Virtual size: 4KB

.data
Size: 22KB - Virtual size: 21KB

.bss
Size: - Virtual size: 184KB

.idata
Size: 13KB - Virtual size: 13KB

.tls
Size: - Virtual size: 52B

.rdata
Size: 512B - Virtual size: 24B

.reloc
Size: 76KB - Virtual size: 76KB

.rsrc
Size: 350KB - Virtual size: 350KB