2024-06-15_a55b6cea23bf85ae3a9d9bdfed0d0a5c_cryptolocker

Sharing

Copy URL Twitter E-mail

General

Target

2024-06-15_a55b6cea23bf85ae3a9d9bdfed0d0a5c_cryptolocker
Size

46KB
MD5

a55b6cea23bf85ae3a9d9bdfed0d0a5c
SHA1

0eed3f4e5ccef3cae0113993a4a7a940013857a6
SHA256

e667ec985a4f1cfe05488a6b0453a1aa75cc06a2a80d8c76b350fd224deddcaf
SHA512

e3e948fc13800013a92a13c4ff094bfc19c9ac78982160fbca3b8cee32bbca55ddb6873eda3733ec135d50036a31adf6a84524f6d8b59d79dfda4db0dadb1d5a
SSDEEP

768:y6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpjbXOQ69zbjlAAX5e9zr8:y6QFElP6n+gMQMOtEvwDpjbizbR9Xwzg

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_a55b6cea23bf85ae3a9d9bdfed0d0a5c_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

d0:16:48:fb:74:35:34:cf:fe:4e:22:88:7f:2b:a3:f9:53:62:bf:c8:c9:6d:9c:70:b7:7e:6d:73:75:2a:d5:2a
Signer

Actual PE Digest

d0:16:48:fb:74:35:34:cf:fe:4e:22:88:7f:2b:a3:f9:53:62:bf:c8:c9:6d:9c:70:b7:7e:6d:73:75:2a:d5:2a

Digest Algorithm

sha256

PE Digest Matches

false

d0:16:48:fb:74:35:34:cf:fe:4e:22:88:7f:2b:a3:f9:53:62:bf:c8:c9:6d:9c:70:b7:7e:6d:73:75:2a:d5:2a
Signer

Actual PE Digest

d0:16:48:fb:74:35:34:cf:fe:4e:22:88:7f:2b:a3:f9:53:62:bf:c8:c9:6d:9c:70:b7:7e:6d:73:75:2a:d5:2a

Digest Algorithm

sha256

PE Digest Matches

false

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: 11KB - Virtual size: 11KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 1024B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 1024B - Virtual size: 536B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

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

d0:16:48:fb:74:35:34:cf:fe:4e:22:88:7f:2b:a3:f9:53:62:bf:c8:c9:6d:9c:70:b7:7e:6d:73:75:2a:d5:2aSigner

d0:16:48:fb:74:35:34:cf:fe:4e:22:88:7f:2b:a3:f9:53:62:bf:c8:c9:6d:9c:70:b7:7e:6d:73:75:2a:d5:2aSigner

Headers

File Characteristics

Sections

.text Size: 11KB - Virtual size: 11KB

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

.data Size: 1024B - Virtual size: 1KB

.rsrc Size: 11KB - Virtual size: 10KB

.reloc Size: 1024B - Virtual size: 536B

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

d0:16:48:fb:74:35:34:cf:fe:4e:22:88:7f:2b:a3:f9:53:62:bf:c8:c9:6d:9c:70:b7:7e:6d:73:75:2a:d5:2a
Signer

d0:16:48:fb:74:35:34:cf:fe:4e:22:88:7f:2b:a3:f9:53:62:bf:c8:c9:6d:9c:70:b7:7e:6d:73:75:2a:d5:2a
Signer

.text
Size: 11KB - Virtual size: 11KB

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

.data
Size: 1024B - Virtual size: 1KB

.rsrc
Size: 11KB - Virtual size: 10KB

.reloc
Size: 1024B - Virtual size: 536B