3a3381d871c93a0d158f389f64d9dac3_JC[.]exe | Triage

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General

Target

3a3381d871c93a0d158f389f64d9dac3_JC.exe
Size

87KB
MD5

3a3381d871c93a0d158f389f64d9dac3
SHA1

db442aafd21dc1fd9f889ebf4766d7be7e3d1724
SHA256

a0e624b930b80d611541f071c19701743afbc8114a8f3df195192706a6efc3a6
SHA512

a44c54bfd952d743415b2978adf4898cdf17c60707c48f1777df7721d4a1f2f70cb689d679ecbe115994438a0c7b617522263627130a6294d5140d52533babd6
SSDEEP

1536:IYjIyeC1eUfKjkhBYJ7mTCbqODiC1ZsyHZK0FjlqsS5eHyG9LU3YG8ng:xdEUfKj8BYbDiC1ZTK7sxtLUIGR

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
3a3381d871c93a0d158f389f64d9dac3_JC.exe
unpack001/out.upx

Files

3a3381d871c93a0d158f389f64d9dac3_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