2024-06-15_7fb24cd3d26d48634b4013f1436cb1f2_cryptolocker

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General

Target

2024-06-15_7fb24cd3d26d48634b4013f1436cb1f2_cryptolocker
Size

74KB
MD5

7fb24cd3d26d48634b4013f1436cb1f2
SHA1

71bd833fec2e8529993dc3c1378af5a07ed4d352
SHA256

721ed36cc120e9fad90d8173b51278eded32793c81ace450c338e106cd3cb821
SHA512

166bda775efa527b7f370d8ae8a8179d702efe06cbc8a46d488c6ff6b9afd48c44f82a6f9127800a4748e1b736b46ea097b638251751bdbbbd055f2e271a59f4
SSDEEP

768:9UQz7yVEhs9+4T/1bytOOtEvwDpjLXOQ69zbjlAAX5e9zU:9Uj+AIMOtEvwDpjLizbR9XwzU

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

2024-06-15_7fb24cd3d26d48634b4013f1436cb1f2_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

fb:4e:b6:92:ea:5a:ef:eb:9e:61:dd:e9:b2:a7:97:64:94:9d:96:68:4a:93:23:af:1f:bb:21:8e:f1:56:0c:e2
Signer

Actual PE Digest

fb:4e:b6:92:ea:5a:ef:eb:9e:61:dd:e9:b2:a7:97:64:94:9d:96:68:4a:93:23:af:1f:bb:21:8e:f1:56:0c:e2

Digest Algorithm

sha256

PE Digest Matches

false

fb:4e:b6:92:ea:5a:ef:eb:9e:61:dd:e9:b2:a7:97:64:94:9d:96:68:4a:93:23:af:1f:bb:21:8e:f1:56:0c:e2
Signer

Actual PE Digest

fb:4e:b6:92:ea:5a:ef:eb:9e:61:dd:e9:b2:a7:97:64:94:9d:96:68:4a:93:23:af:1f:bb:21:8e:f1:56:0c:e2

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

fb:4e:b6:92:ea:5a:ef:eb:9e:61:dd:e9:b2:a7:97:64:94:9d:96:68:4a:93:23:af:1f:bb:21:8e:f1:56:0c:e2Signer

fb:4e:b6:92:ea:5a:ef:eb:9e:61:dd:e9:b2:a7:97:64:94:9d:96:68:4a:93:23:af:1f:bb:21:8e:f1:56:0c:e2Signer

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

fb:4e:b6:92:ea:5a:ef:eb:9e:61:dd:e9:b2:a7:97:64:94:9d:96:68:4a:93:23:af:1f:bb:21:8e:f1:56:0c:e2
Signer

fb:4e:b6:92:ea:5a:ef:eb:9e:61:dd:e9:b2:a7:97:64:94:9d:96:68:4a:93:23:af:1f:bb:21:8e:f1:56:0c:e2
Signer

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

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

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