681f2e85fda03fc291eba41ca9c79e00N[.]exe | Triage

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General

Target

681f2e85fda03fc291eba41ca9c79e00N.exe
Size

249KB
MD5

681f2e85fda03fc291eba41ca9c79e00
SHA1

d497a98cb67e0c977026d50c1ff0e0b2877dc068
SHA256

a4b7dd75af35f2b6d2e5befae6f57337d7099661e634310e5233337b0b15e1b9
SHA512

c69066952a2449c0232a8e1f6f1c4b1c3dbed4dc37c2fcb48daefb23f3c2ad92012cd85b0bccd8193da21ae04e23d719cd74c8699239ed644de4b3a6dcc0802a
SSDEEP

3072:vBt10JrAmJJpsHdAxAfvAnBosKh6WfLEPRQ2aTreld2MCWBtd:qjp8yxSWkhZLEP0ule0

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
681f2e85fda03fc291eba41ca9c79e00N.exe
unpack001/out.upx

Files

681f2e85fda03fc291eba41ca9c79e00N.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: 344KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 74KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 1024B - 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: 305KB - Virtual size: 304KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 7KB - Virtual size: 7KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 42KB - Virtual size: 90KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE