2024-10-12_e0d774babd59e7b705ff55b62fc7ae3f_cryptolocker

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General

Target

2024-10-12_e0d774babd59e7b705ff55b62fc7ae3f_cryptolocker
Size

64KB
MD5

e0d774babd59e7b705ff55b62fc7ae3f
SHA1

954b8020d7082316b230d4c03229d64c099d2f8f
SHA256

fe11a567402b6ff2c76d444aabcd03cac69086702b96877e11821f7d3640bff5
SHA512

d9ca9ba64ad20abcc691006336ba1c25174111cb791a192e4977759294feeae341c8df57fae6fac6b63ea3638e2791756539f7d445698f5d43a518009dbeca93
SSDEEP

768:0Qz7yVEhs9+syJP6ntOOtEvwDpjFSXOQ69zbjlAAX5e9zm:0j+soPSMOtEvwDpjwizbR9Xwzm

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

2024-10-12_e0d774babd59e7b705ff55b62fc7ae3f_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

0b:08:a5:77:17:a5:e4:37:c7:5d:13:92:cf:14:9e:5f:28:5d:97:45:79:be:42:cd:35:4e:19:78:eb:2a:a5:fa
Signer

Actual PE Digest

0b:08:a5:77:17:a5:e4:37:c7:5d:13:92:cf:14:9e:5f:28:5d:97:45:79:be:42:cd:35:4e:19:78:eb:2a:a5:fa

Digest Algorithm

sha256

PE Digest Matches

false

0b:08:a5:77:17:a5:e4:37:c7:5d:13:92:cf:14:9e:5f:28:5d:97:45:79:be:42:cd:35:4e:19:78:eb:2a:a5:fa
Signer

Actual PE Digest

0b:08:a5:77:17:a5:e4:37:c7:5d:13:92:cf:14:9e:5f:28:5d:97:45:79:be:42:cd:35:4e:19:78:eb:2a:a5:fa

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

0b:08:a5:77:17:a5:e4:37:c7:5d:13:92:cf:14:9e:5f:28:5d:97:45:79:be:42:cd:35:4e:19:78:eb:2a:a5:faSigner

0b:08:a5:77:17:a5:e4:37:c7:5d:13:92:cf:14:9e:5f:28:5d:97:45:79:be:42:cd:35:4e:19:78:eb:2a:a5:faSigner

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

0b:08:a5:77:17:a5:e4:37:c7:5d:13:92:cf:14:9e:5f:28:5d:97:45:79:be:42:cd:35:4e:19:78:eb:2a:a5:fa
Signer

0b:08:a5:77:17:a5:e4:37:c7:5d:13:92:cf:14:9e:5f:28:5d:97:45:79:be:42:cd:35:4e:19:78:eb:2a:a5:fa
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