2024-10-04_60afd019f4b2a8ca6737f5345bcaba73_cryptolocker

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General

Target

2024-10-04_60afd019f4b2a8ca6737f5345bcaba73_cryptolocker
Size

64KB
MD5

60afd019f4b2a8ca6737f5345bcaba73
SHA1

593830ef2b3c581f565b183fece47c510853d241
SHA256

ad81d9e97c7ea7c1a2a50cba7719f02a157d19a5914e81782827a3aae9d8f820
SHA512

711122b1190a25f0650a801d9667075b1ff27d6e2fea55b316c4f498c43d62c22db25ef9cd81e88c3323be5a0dfbef3767a2eb21efe57c8e5453dcf20358a17f
SSDEEP

768:0Qz7yVEhs9+syJP6ntOOtEvwDpjFSXOQ69zbjlAAX5e9zZ2:0j+soPSMOtEvwDpjwizbR9Xwzk

Score

5^/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

Files

2024-10-04_60afd019f4b2a8ca6737f5345bcaba73_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

76:5a:ec:52:88:31:a6:41:06:85:d1:32:db:ef:94:6b:d1:ca:73:db:4a:fd:ed:52:c3:b8:7b:26:a8:7f:6f:d4
Signer

Actual PE Digest

76:5a:ec:52:88:31:a6:41:06:85:d1:32:db:ef:94:6b:d1:ca:73:db:4a:fd:ed:52:c3:b8:7b:26:a8:7f:6f:d4

Digest Algorithm

sha256

PE Digest Matches

false

76:5a:ec:52:88:31:a6:41:06:85:d1:32:db:ef:94:6b:d1:ca:73:db:4a:fd:ed:52:c3:b8:7b:26:a8:7f:6f:d4
Signer

Actual PE Digest

76:5a:ec:52:88:31:a6:41:06:85:d1:32:db:ef:94:6b:d1:ca:73:db:4a:fd:ed:52:c3:b8:7b:26:a8:7f:6f:d4

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
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: 20KB - Virtual size: 32KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 10KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 11KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

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

76:5a:ec:52:88:31:a6:41:06:85:d1:32:db:ef:94:6b:d1:ca:73:db:4a:fd:ed:52:c3:b8:7b:26:a8:7f:6f:d4Signer

76:5a:ec:52:88:31:a6:41:06:85:d1:32:db:ef:94:6b:d1:ca:73:db:4a:fd:ed:52:c3:b8:7b:26:a8:7f:6f:d4Signer

Headers

File Characteristics

Sections

UPX0 Size: 20KB - Virtual size: 32KB

UPX1 Size: 10KB - Virtual size: 12KB

.rsrc Size: 11KB - Virtual size: 12KB

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

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

76:5a:ec:52:88:31:a6:41:06:85:d1:32:db:ef:94:6b:d1:ca:73:db:4a:fd:ed:52:c3:b8:7b:26:a8:7f:6f:d4
Signer

76:5a:ec:52:88:31:a6:41:06:85:d1:32:db:ef:94:6b:d1:ca:73:db:4a:fd:ed:52:c3:b8:7b:26:a8:7f:6f:d4
Signer

UPX0
Size: 20KB - Virtual size: 32KB

UPX1
Size: 10KB - Virtual size: 12KB

.rsrc
Size: 11KB - Virtual size: 12KB

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