2024-10-14_96a40a20fd083c1dd52d4c7f5916fd2d_cryptolocker

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General

Target

2024-10-14_96a40a20fd083c1dd52d4c7f5916fd2d_cryptolocker
Size

64KB
MD5

96a40a20fd083c1dd52d4c7f5916fd2d
SHA1

bafc5779c58030aaefa4f63de07058535dec88d7
SHA256

c2505a79d9a4c5983e59a62bc5a0d6315db51da674301984343f5c028e2b7203
SHA512

6bc9f07a24f6aed62cee49ee4d53f4c96a88da78577821a84454860c4966aab636ccb04a9d340fae9a29bb193e2e3aa044967bc5f38372c590a761895769b5e8
SSDEEP

768:0Qz7yVEhs9+syJP6ntOOtEvwDpjFSXOQ69zbjlAAX5e9zOJ:0j+soPSMOtEvwDpjwizbR9XwzOJ

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

2024-10-14_96a40a20fd083c1dd52d4c7f5916fd2d_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

e5:39:5d:dc:47:6a:3c:92:0f:90:0f:ac:a1:5a:e7:6b:af:eb:7a:bf:40:1a:30:1d:70:a2:f0:90:4e:ad:1a:ac
Signer

Actual PE Digest

e5:39:5d:dc:47:6a:3c:92:0f:90:0f:ac:a1:5a:e7:6b:af:eb:7a:bf:40:1a:30:1d:70:a2:f0:90:4e:ad:1a:ac

Digest Algorithm

sha256

PE Digest Matches

false

e5:39:5d:dc:47:6a:3c:92:0f:90:0f:ac:a1:5a:e7:6b:af:eb:7a:bf:40:1a:30:1d:70:a2:f0:90:4e:ad:1a:ac
Signer

Actual PE Digest

e5:39:5d:dc:47:6a:3c:92:0f:90:0f:ac:a1:5a:e7:6b:af:eb:7a:bf:40:1a:30:1d:70:a2:f0:90:4e:ad:1a:ac

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

e5:39:5d:dc:47:6a:3c:92:0f:90:0f:ac:a1:5a:e7:6b:af:eb:7a:bf:40:1a:30:1d:70:a2:f0:90:4e:ad:1a:acSigner

e5:39:5d:dc:47:6a:3c:92:0f:90:0f:ac:a1:5a:e7:6b:af:eb:7a:bf:40:1a:30:1d:70:a2:f0:90:4e:ad:1a:acSigner

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

e5:39:5d:dc:47:6a:3c:92:0f:90:0f:ac:a1:5a:e7:6b:af:eb:7a:bf:40:1a:30:1d:70:a2:f0:90:4e:ad:1a:ac
Signer

e5:39:5d:dc:47:6a:3c:92:0f:90:0f:ac:a1:5a:e7:6b:af:eb:7a:bf:40:1a:30:1d:70:a2:f0:90:4e:ad:1a:ac
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