3b5aab38fa197a1e82ac50071b98a704_JaffaCakes118

General

Target

3b5aab38fa197a1e82ac50071b98a704_JaffaCakes118
Size

438KB
MD5

3b5aab38fa197a1e82ac50071b98a704
SHA1

2cb387077630176f2ea38e9930d1db1aa0102f4e
SHA256

1e42b509899678ddb2d6073960478e389f8341c7412a2b16ac85c85b8088ba71
SHA512

62aded8fdb4178e105d3f5b9d87580dd6adef85894bfdfe87a3a2ef511638b39af6c529493e6942dbbaea3d2543ea0238c9e18eb870cf42965a71551dd3dead2
SSDEEP

12288:1cOY5KdsOnUHPv6+Rqb/evSA4bSw9CsxJ4Jfm7YE:2RKve6+EevSAEpTSdoYE

Score

5^/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
3b5aab38fa197a1e82ac50071b98a704_JaffaCakes118
unpack001/out.upx

Files

3b5aab38fa197a1e82ac50071b98a704_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: 688KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 351KB - Virtual size: 352KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 86KB - Virtual size: 88KB

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: 605KB - Virtual size: 604KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 23KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 56B

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: 45KB - Virtual size: 45KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 312KB - Virtual size: 312KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 688KB

UPX1 Size: 351KB - Virtual size: 352KB

.rsrc Size: 86KB - Virtual size: 88KB

Headers

File Characteristics

Sections

.text Size: 605KB - Virtual size: 604KB

.itext Size: 3KB - Virtual size: 3KB

.data Size: 12KB - Virtual size: 11KB

.bss Size: - Virtual size: 23KB

.idata Size: 11KB - Virtual size: 11KB

.tls Size: - Virtual size: 56B

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

.reloc Size: 45KB - Virtual size: 45KB

.rsrc Size: 312KB - Virtual size: 312KB

UPX0
Size: - Virtual size: 688KB

UPX1
Size: 351KB - Virtual size: 352KB

.rsrc
Size: 86KB - Virtual size: 88KB

.text
Size: 605KB - Virtual size: 604KB

.itext
Size: 3KB - Virtual size: 3KB

.data
Size: 12KB - Virtual size: 11KB

.bss
Size: - Virtual size: 23KB

.idata
Size: 11KB - Virtual size: 11KB

.tls
Size: - Virtual size: 56B

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

.reloc
Size: 45KB - Virtual size: 45KB

.rsrc
Size: 312KB - Virtual size: 312KB