20240526d1a3a27c8e9627411847230011f40b58cryptolocker | Triage

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General

Target

20240526d1a3a27c8e9627411847230011f40b58cryptolocker
Size

34KB
MD5

d1a3a27c8e9627411847230011f40b58
SHA1

aa152e734f847e7950fc4cd7c08416e458491197
SHA256

6545aa157c19cd26965f507e3a1e66a417ff40c67884f9659c10573ee31320c6
SHA512

8ea35679013cc081a9efc9e45ddf78ec08a5e2cd71bd71e6d6bdea8ed9baeea912136f20164a39f234dcd9175e6f2594400839b33b7e7ac2c15ba1bed5e95fc8
SSDEEP

768:bFPm5zusFUB2preAr+Ofjg0S16avdrQFiLjJvtXS:bFPmpiif/oc+vXS

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
20240526d1a3a27c8e9627411847230011f40b58cryptolocker
unpack001/out.upx

Files

20240526d1a3a27c8e9627411847230011f40b58cryptolocker
.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