1ef99bcdb171623d9f42aa393f09d458 | Triage

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General

Target

1ef99bcdb171623d9f42aa393f09d458
Size

24KB
MD5

1ef99bcdb171623d9f42aa393f09d458
SHA1

685e5b2ce76bfe88f8093a0088edfb7f54807528
SHA256

043a977ec817ecf3a3556c159e547ff2980aabfd6f7235396347f5958650bc65
SHA512

b4063eed203574ca0c8a3417073a9d73ffbc671cadf47a69c6cb2f2dda8d14ab36c6960768dd8eabeccd232bc3c015207df162b292dc60b965df98c64c613044
SSDEEP

384:FZcpzCIqdG3A3WUkx38GZDJuJbf1+o44u8gHzUfwEe9h0FZnqsi3:SCIqdH/k1ZVcT194jp4f830Xtc

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
1ef99bcdb171623d9f42aa393f09d458
unpack001/out.upx

Files

1ef99bcdb171623d9f42aa393f09d458
.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: 24KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 17KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - 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: 30KB - Virtual size: 30KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ