2024-06-12_c52ad484d50a9db54a27b6aa3fd962e3_cryptolocker

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General

Target

2024-06-12_c52ad484d50a9db54a27b6aa3fd962e3_cryptolocker
Size

73KB
MD5

c52ad484d50a9db54a27b6aa3fd962e3
SHA1

d735a1edb7bb9e9c3af48e9abac2fd0372fb2d4c
SHA256

a78a83f9e94ed6315fd2562f35c7d1a5d03f4b090df1cc2dbbcee86b8a44c72f
SHA512

79edbc9672b8719447e4ca5f3ddd3de7d371894f357246837083af0048af81b171c1f6df6e94cc875ccea5da003e31b6ae9fd2af460dc93c64c5728d610cfd4c
SSDEEP

768:9UQz7yVEhs9+4T/1bytOOtEvwDpjLXOQ69zbjlAAX5e9z1:9Uj+AIMOtEvwDpjLizbR9Xwz1

Score

10^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
sample	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
sample	CryptoLocker_set1

Files

2024-06-12_c52ad484d50a9db54a27b6aa3fd962e3_cryptolocker
.exe windows:5 windows x86 arch:x86

Code Sign

33:00:00:04:39:f6:1f:7a:67:6d:a0:00:af:00:00:00:00:04:39
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

02/09/2021, 18:25

Not After

01/09/2022, 18:25

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:02:55:18:1d:a4:2e:e0:86:fc:15:00:00:00:00:02:55
Certificate

Issuer

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

Not Before

02/09/2021, 18:33

Not After

01/09/2022, 18:33

Subject

CN=Microsoft Corporation,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

55:31:40:cc:49:97:b6:9e:e5:f4:16:26:17:5a:39:7a:81:b4:84:67:15:a1:81:50:bd:a0:0a:81:6e:df:fb:c2
Signer

Actual PE Digest

55:31:40:cc:49:97:b6:9e:e5:f4:16:26:17:5a:39:7a:81:b4:84:67:15:a1:81:50:bd:a0:0a:81:6e:df:fb:c2

Digest Algorithm

sha256

PE Digest Matches

false

55:31:40:cc:49:97:b6:9e:e5:f4:16:26:17:5a:39:7a:81:b4:84:67:15:a1:81:50:bd:a0:0a:81:6e:df:fb:c2
Signer

Actual PE Digest

55:31:40:cc:49:97:b6:9e:e5:f4:16:26:17:5a:39:7a:81:b4:84:67:15:a1:81:50:bd:a0:0a:81:6e:df:fb:c2

Digest Algorithm

sha256

PE Digest Matches

false

Headers

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Sections

.MPRESS
Size: 36KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.MPRESS
Size: 1024B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 13KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Code Sign

33:00:00:04:39:f6:1f:7a:67:6d:a0:00:af:00:00:00:00:04:39Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

33:00:00:02:55:18:1d:a4:2e:e0:86:fc:15:00:00:00:00:02:55Certificate

Extended Key Usages

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

Key Usages

55:31:40:cc:49:97:b6:9e:e5:f4:16:26:17:5a:39:7a:81:b4:84:67:15:a1:81:50:bd:a0:0a:81:6e:df:fb:c2Signer

55:31:40:cc:49:97:b6:9e:e5:f4:16:26:17:5a:39:7a:81:b4:84:67:15:a1:81:50:bd:a0:0a:81:6e:df:fb:c2Signer

Headers

File Characteristics

Sections

.MPRESS Size: 36KB - Virtual size: 36KB

.MPRESS Size: 1024B - Virtual size: 4KB

.rsrc Size: 13KB - Virtual size: 16KB

33:00:00:04:39:f6:1f:7a:67:6d:a0:00:af:00:00:00:00:04:39
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

33:00:00:02:55:18:1d:a4:2e:e0:86:fc:15:00:00:00:00:02:55
Certificate

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

55:31:40:cc:49:97:b6:9e:e5:f4:16:26:17:5a:39:7a:81:b4:84:67:15:a1:81:50:bd:a0:0a:81:6e:df:fb:c2
Signer

55:31:40:cc:49:97:b6:9e:e5:f4:16:26:17:5a:39:7a:81:b4:84:67:15:a1:81:50:bd:a0:0a:81:6e:df:fb:c2
Signer

.MPRESS
Size: 36KB - Virtual size: 36KB

.MPRESS
Size: 1024B - Virtual size: 4KB

.rsrc
Size: 13KB - Virtual size: 16KB