cc1b07e71f0132e5e171c7635f43dd19

Sharing

Copy URL Twitter E-mail

General

Target

cc1b07e71f0132e5e171c7635f43dd19
Size

1.8MB
MD5

cc1b07e71f0132e5e171c7635f43dd19
SHA1

59d4cf508dea6a9782fff554a2f139b58aaf3aa8
SHA256

1de46a62f53dbf3b4668bfa7fe63c022c541d8651f776fa5fd8060f21036e63a
SHA512

8f3a9991fe7873f4861a8e8842a1257e6f1870b5bce14b01d2a963f9747afb67755cf7eea944de4583016b65f979faa27b253c70c56d2a72a5bb8b6ccfb2f63c
SSDEEP

49152:uMftUBnTW8ki9Y/1CSURqFQ1Nesitl+kdgZHQlIF8j:uMVTo+/ES6qF6N94gJQlImj

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
sample	upx

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/out.upx

Files

cc1b07e71f0132e5e171c7635f43dd19
.exe windows:6 windows x64 arch:x64

Code Sign

33:00:00:01:45:10:eb:f8:9a:d7:99:40:e7:00:00:00:00:01:45
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

27/03/2019, 19:27

Not After

27/03/2020, 19:27

Subject

CN=Skype Software Sarl,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08/07/2011, 20:59

Not After

08/07/2026, 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

58:c0:77:ab:9b:04:f5:e1:24:f6:8b:e3:95:49:22:5f:4e:30:37:92:b7:42:52:6c:f6:c9:b1:9f:3c:c1:5c:ed
Signer

Actual PE Digest

58:c0:77:ab:9b:04:f5:e1:24:f6:8b:e3:95:49:22:5f:4e:30:37:92:b7:42:52:6c:f6:c9:b1:9f:3c:c1:5c:ed

Digest Algorithm

sha256

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: - Virtual size: 3.4MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.8MB - Virtual size: 1.8MB

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:6 windows x64 arch:x64

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Sections

.text
Size: 2.3MB - Virtual size: 2.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 2.4MB - Virtual size: 2.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 253KB - Virtual size: 456KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.symtab
Size: 512B - Virtual size: 4B

IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Code Sign

33:00:00:01:45:10:eb:f8:9a:d7:99:40:e7:00:00:00:00:01:45Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

58:c0:77:ab:9b:04:f5:e1:24:f6:8b:e3:95:49:22:5f:4e:30:37:92:b7:42:52:6c:f6:c9:b1:9f:3c:c1:5c:edSigner

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 3.4MB

UPX1 Size: 1.8MB - Virtual size: 1.8MB

.rsrc Size: 2KB - Virtual size: 4KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 2.3MB - Virtual size: 2.3MB

.rdata Size: 2.4MB - Virtual size: 2.4MB

.data Size: 253KB - Virtual size: 456KB

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

.symtab Size: 512B - Virtual size: 4B

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

33:00:00:01:45:10:eb:f8:9a:d7:99:40:e7:00:00:00:00:01:45
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

58:c0:77:ab:9b:04:f5:e1:24:f6:8b:e3:95:49:22:5f:4e:30:37:92:b7:42:52:6c:f6:c9:b1:9f:3c:c1:5c:ed
Signer

UPX0
Size: - Virtual size: 3.4MB

UPX1
Size: 1.8MB - Virtual size: 1.8MB

.rsrc
Size: 2KB - Virtual size: 4KB

.text
Size: 2.3MB - Virtual size: 2.3MB

.rdata
Size: 2.4MB - Virtual size: 2.4MB

.data
Size: 253KB - Virtual size: 456KB

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

.symtab
Size: 512B - Virtual size: 4B

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