2024-06-24_6c9e643bf20414c89f2f6a93b56e77d0_cryptolocker

Sharing

Copy URL Twitter E-mail

General

Target

2024-06-24_6c9e643bf20414c89f2f6a93b56e77d0_cryptolocker
Size

63KB
MD5

6c9e643bf20414c89f2f6a93b56e77d0
SHA1

5f760d3129c138afc11ec1385a702bee36b3c1c0
SHA256

b89d8af1195d634e9561ea9f3d53b5a41f80c3240bfc6bb5e129b28b0e01fdef
SHA512

7cbbe484fdd94cf5a64a8a55ec4600c664496ad218ce571c6bad2b50d572d8403977c54034180b0ef4f84c6101f4294d76ae612b40e641f0aecbbda00550f186
SSDEEP

768:0Qz7yVEhs9+syJP6ntOOtEvwDpjFSXOQ69zbjlAAX5e9zn:0j+soPSMOtEvwDpjwizbR9Xwzn

Score

7^/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

2024-06-24_6c9e643bf20414c89f2f6a93b56e77d0_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

8c:8f:07:70:65:8a:9b:26:fe:7e:b4:e4:01:02:47:a3:09:a7:83:45:52:52:ed:8d:05:2f:63:95:cc:99:c2:db
Signer

Actual PE Digest

8c:8f:07:70:65:8a:9b:26:fe:7e:b4:e4:01:02:47:a3:09:a7:83:45:52:52:ed:8d:05:2f:63:95:cc:99:c2:db

Digest Algorithm

sha256

PE Digest Matches

false

8c:8f:07:70:65:8a:9b:26:fe:7e:b4:e4:01:02:47:a3:09:a7:83:45:52:52:ed:8d:05:2f:63:95:cc:99:c2:db
Signer

Actual PE Digest

8c:8f:07:70:65:8a:9b:26:fe:7e:b4:e4:01:02:47:a3:09:a7:83:45:52:52:ed:8d:05:2f:63:95:cc:99:c2:db

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

8c:8f:07:70:65:8a:9b:26:fe:7e:b4:e4:01:02:47:a3:09:a7:83:45:52:52:ed:8d:05:2f:63:95:cc:99:c2:dbSigner

8c:8f:07:70:65:8a:9b:26:fe:7e:b4:e4:01:02:47:a3:09:a7:83:45:52:52:ed:8d:05:2f:63:95:cc:99:c2:dbSigner

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

8c:8f:07:70:65:8a:9b:26:fe:7e:b4:e4:01:02:47:a3:09:a7:83:45:52:52:ed:8d:05:2f:63:95:cc:99:c2:db
Signer

8c:8f:07:70:65:8a:9b:26:fe:7e:b4:e4:01:02:47:a3:09:a7:83:45:52:52:ed:8d:05:2f:63:95:cc:99:c2:db
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