4939be7804c0a41eeb0169ccb4a21260N[.]exe | Triage

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General

Target

4939be7804c0a41eeb0169ccb4a21260N.exe
Size

683KB
MD5

4939be7804c0a41eeb0169ccb4a21260
SHA1

18b84f15cb498ddd571b9f031d45236be8464df5
SHA256

afea3027361778fb4ac9cdc8a7358facb4c46f320f79c15d933d043fc08a2847
SHA512

a7a4078a4cb1c241b044b7dbfeea8add3d53a4c309cdfa2f37e4bf5649eb5826cda1295dc85da325b6e5f72223779b358aa3d93bb948db2d5445aab02569b781
SSDEEP

6144:5uHO77rG1VVE+IsrG1VVE+IvP2zPVz7jUBs8hqcBCi6dbfra4erJlt9A+xX1oOAh:gOzuPuDahVy4iWcRGJlFI

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
4939be7804c0a41eeb0169ccb4a21260N.exe
unpack001/out.upx

Files

4939be7804c0a41eeb0169ccb4a21260N.exe
.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: 180KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 37KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 30KB - Virtual size: 32KB

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: 144KB - Virtual size: 143KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 64KB - Virtual size: 63KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ