2024-06-17_b75cafc0c7a6e5d502777117d12dbb4d_cryptolocker

Sharing

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General

Target

2024-06-17_b75cafc0c7a6e5d502777117d12dbb4d_cryptolocker
Size

74KB
MD5

b75cafc0c7a6e5d502777117d12dbb4d
SHA1

93c16ec47faeda5d14fb5b2f4cdfc5100e2ea315
SHA256

73f084623daad059c957125006dee907f35ea401ca7ab378a879e0230105014f
SHA512

f42097e506c23232b4208763a4c4366b1b40557b5a0992f775216ecec1c329eb5d85888ed9838087eeebbe311199040087366df4c04690f4a2ae6b1805ada121
SSDEEP

768:9UQz7yVEhs9+4T/1bytOOtEvwDpjLXOQ69zbjlAAX5e9zC:9Uj+AIMOtEvwDpjLizbR9XwzC

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

2024-06-17_b75cafc0c7a6e5d502777117d12dbb4d_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

3d:01:ee:cd:c6:be:a1:91:e3:32:b9:c1:8a:83:80:59:03:15:80:77:0f:7e:68:cf:be:43:cb:44:94:32:f2:32
Signer

Actual PE Digest

3d:01:ee:cd:c6:be:a1:91:e3:32:b9:c1:8a:83:80:59:03:15:80:77:0f:7e:68:cf:be:43:cb:44:94:32:f2:32

Digest Algorithm

sha256

PE Digest Matches

false

3d:01:ee:cd:c6:be:a1:91:e3:32:b9:c1:8a:83:80:59:03:15:80:77:0f:7e:68:cf:be:43:cb:44:94:32:f2:32
Signer

Actual PE Digest

3d:01:ee:cd:c6:be:a1:91:e3:32:b9:c1:8a:83:80:59:03:15:80:77:0f:7e:68:cf:be:43:cb:44:94:32:f2:32

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

3d:01:ee:cd:c6:be:a1:91:e3:32:b9:c1:8a:83:80:59:03:15:80:77:0f:7e:68:cf:be:43:cb:44:94:32:f2:32Signer

3d:01:ee:cd:c6:be:a1:91:e3:32:b9:c1:8a:83:80:59:03:15:80:77:0f:7e:68:cf:be:43:cb:44:94:32:f2:32Signer

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

3d:01:ee:cd:c6:be:a1:91:e3:32:b9:c1:8a:83:80:59:03:15:80:77:0f:7e:68:cf:be:43:cb:44:94:32:f2:32
Signer

3d:01:ee:cd:c6:be:a1:91:e3:32:b9:c1:8a:83:80:59:03:15:80:77:0f:7e:68:cf:be:43:cb:44:94:32:f2:32
Signer

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

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

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