f3b5e77a224cc5ef47e7e8a1ee3836eb_JaffaCakes118 | Triage

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General

Target

f3b5e77a224cc5ef47e7e8a1ee3836eb_JaffaCakes118
Size

87KB
MD5

f3b5e77a224cc5ef47e7e8a1ee3836eb
SHA1

6be887f0d7a2fad90c11ea9eefe65f343356467c
SHA256

9447d033989c45f1400c8a588f4d73661918126ac3839d3cc556faa4cb627f68
SHA512

e5334411216d3b8d9b3c968b3d3f22d6f57e5de14b5ee7a7385e2e164c89379db671b5cae9bcad94785d81e41c0bba20a58209a14d68953aae196aa9d80490c4
SSDEEP

1536:fp+2+RiGAHVhOlOJq6zUlaH5OdQiSk7fLE2Q3yZI2+xYf+eaG+UpVsAE:fYfiGA16tGcLLE3CZI/YWeeUzsT

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
f3b5e77a224cc5ef47e7e8a1ee3836eb_JaffaCakes118
unpack001/out.upx

Files

f3b5e77a224cc5ef47e7e8a1ee3836eb_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: 120KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 85KB - Virtual size: 88KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - 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: 164KB - Virtual size: 163KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 16KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 16KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE