NEAS[.]86a8004b1ab3f39ecb1e9634ae3af540_JC[.]exe | Triage

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General

Target

NEAS.86a8004b1ab3f39ecb1e9634ae3af540_JC.exe
Size

88KB
MD5

86a8004b1ab3f39ecb1e9634ae3af540
SHA1

90e103bee65f474f74d022a561116ada0c166c40
SHA256

1bff3ef426bc08c33617a7009348e2eedec4a8a5abfcf906ccb409b66741b31e
SHA512

7f8000e369a4afd9e7825a0de4a399c888b58a2c6e87e268b5f17dcc41cf8a5d96094e4d756bde11d05ddd2c300e7e037a8d18b5766ce97b6ebb32209610a5cf
SSDEEP

1536:eYjIyeC1eUfKjkhBYJ7mTCbqODiC1ZsyHZK0FjlqsS5eHyG9LU3YG8n/:rdEUfKj8BYbDiC1ZTK7sxtLUIGw

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
NEAS.86a8004b1ab3f39ecb1e9634ae3af540_JC.exe
unpack001/out.upx

Files

NEAS.86a8004b1ab3f39ecb1e9634ae3af540_JC.exe
.exe windows:4 windows 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: 496KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 75KB - 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

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: 256KB - Virtual size: 256KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 6KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 245KB - Virtual size: 293KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE