2024-10-13_f85cab17c2d192a6c510d2edfbff216d_cryptolocker | Triage

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General

Target

2024-10-13_f85cab17c2d192a6c510d2edfbff216d_cryptolocker
Size

28KB
MD5

f85cab17c2d192a6c510d2edfbff216d
SHA1

cfa009b0198e7b5f46dc0333fb328430219ac44c
SHA256

f310765f8f4e52ace089618fe95f0dd4388c048f22d2518d5ac8a17ebe33e88b
SHA512

cc448105f9fc74e9105c5d23ca9cb5b6da17d2e2a0cb0200be2a9490e0a18f1d41b3b95f46ec5f96eb1c403ded533279a9e5a177c41a5155f9d81f400675725e
SSDEEP

768:bFgm5zusFUB2preAr+Ofjg0STX73OBqhe:bFgmpiifY+YU

Score

5^/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
2024-10-13_f85cab17c2d192a6c510d2edfbff216d_cryptolocker
unpack001/out.upx

Files

2024-10-13_f85cab17c2d192a6c510d2edfbff216d_cryptolocker
.exe windows:5 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: 28KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 11KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 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: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ