2024-09-12_809c6562640a912e05b974f201b23c47_cryptolocker

Sharing

Copy URL Twitter E-mail

General

Target

2024-09-12_809c6562640a912e05b974f201b23c47_cryptolocker
Size

63KB
MD5

809c6562640a912e05b974f201b23c47
SHA1

75cf4d10c6622c822c9dc74b430197a40f9e644c
SHA256

af90589fc5ca9ae764ae8c839876877f7c3336e9c7357ccbc59f28a6e4a4eeb8
SHA512

f84c870ab30db1436cd6ca8fe1009254a7859e77ff968051993dacec991eebbac07df9f139c2b58d24bca9b7cb067895fb7dd6359eba3acc5bc2c84df2d188e6
SSDEEP

768:0Qz7yVEhs9+syJP6ntOOtEvwDpjFSXOQ69zbjlAAX5e9z98:0j+soPSMOtEvwDpjwizbR9Xwz98

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

2024-09-12_809c6562640a912e05b974f201b23c47_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

39:34:e6:2c:3b:09:3d:59:24:2a:53:53:61:27:f7:95:b5:12:61:e9:2d:7d:da:5f:f9:ac:26:c0:c4:e7:90:b4
Signer

Actual PE Digest

39:34:e6:2c:3b:09:3d:59:24:2a:53:53:61:27:f7:95:b5:12:61:e9:2d:7d:da:5f:f9:ac:26:c0:c4:e7:90:b4

Digest Algorithm

sha256

PE Digest Matches

false

39:34:e6:2c:3b:09:3d:59:24:2a:53:53:61:27:f7:95:b5:12:61:e9:2d:7d:da:5f:f9:ac:26:c0:c4:e7:90:b4
Signer

Actual PE Digest

39:34:e6:2c:3b:09:3d:59:24:2a:53:53:61:27:f7:95:b5:12:61:e9:2d:7d:da:5f:f9:ac:26:c0:c4:e7:90:b4

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

39:34:e6:2c:3b:09:3d:59:24:2a:53:53:61:27:f7:95:b5:12:61:e9:2d:7d:da:5f:f9:ac:26:c0:c4:e7:90:b4Signer

39:34:e6:2c:3b:09:3d:59:24:2a:53:53:61:27:f7:95:b5:12:61:e9:2d:7d:da:5f:f9:ac:26:c0:c4:e7:90:b4Signer

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

39:34:e6:2c:3b:09:3d:59:24:2a:53:53:61:27:f7:95:b5:12:61:e9:2d:7d:da:5f:f9:ac:26:c0:c4:e7:90:b4
Signer

39:34:e6:2c:3b:09:3d:59:24:2a:53:53:61:27:f7:95:b5:12:61:e9:2d:7d:da:5f:f9:ac:26:c0:c4:e7:90:b4
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