855a674d8e050b7a7f7507723fbed9f7_JaffaCakes118 | Triage

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General

Target

855a674d8e050b7a7f7507723fbed9f7_JaffaCakes118
Size

81KB
MD5

855a674d8e050b7a7f7507723fbed9f7
SHA1

a99b16c58640ac47e242391521386d862978ffe3
SHA256

1cb9a9327f7322d24118ca8b3d0686547ae5062ba48bacdf775d60b3532e1118
SHA512

b18d7c37537f147d04a0dbde007a4288bc939ffca9146d18c04dbbe7afb4e465a36574e1ce22ffd0bf7fee6d2e60c3520c593ec5387896384513e42b23d99392
SSDEEP

1536:5oBPmPFt/EXhJOp2MBFhL12l+QO5CiwsYBAcpUU9TJH88+89QVZlks9ea9GRDy37:aBPmPFoazFR4Uxwr2Y9JHoWa9Wy31Bj

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

resource	yara_rule
sample	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
855a674d8e050b7a7f7507723fbed9f7_JaffaCakes118
unpack001/out.upx

Files

855a674d8e050b7a7f7507723fbed9f7_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_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 112KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 76KB - Virtual size: 80KB

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: 172KB - Virtual size: 169KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ