2024-06-12_ae79ee32f403bc0c13dce91919944e77_cryptolocker

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General

Target

2024-06-12_ae79ee32f403bc0c13dce91919944e77_cryptolocker
Size

44KB
MD5

ae79ee32f403bc0c13dce91919944e77
SHA1

7c7a3301697be7a7053aa71b20fa801bc8f2f8d9
SHA256

3e5e9a1133795aff4ea839b1bd33f4ed752b34d6cc91dd8b87bf86680888d5b4
SHA512

94d8a0b894b9a2e462671987ed1801da2be707d9d5228cdd11d44d7cb0d044032900ed1f46f07dedde770bcb5174048b3b172161fcb15fb3754d90c6d82ac565
SSDEEP

768:nf1K2exg2kBwtdgI2MyzNORQtOflIwoHNV2XBFV72BOlA7ZsBGGWXOQ69zbjlAAM:f1KhxqwtdgI2MyzNORQtOflIwoHNV2XS

Score

10^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
sample	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
sample	CryptoLocker_set1

Files

2024-06-12_ae79ee32f403bc0c13dce91919944e77_cryptolocker
.exe windows:5 windows x86 arch:x86

db206e36db5c9492ce02c61a679129e2

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

c0:4c:80:83:7b:00:56:aa:75:b5:be:d7:0b:db:a5:64:56:9f:ae:5f:ab:fd:4e:3e:48:fb:2d:d8:cb:26:b4:01
Signer

Actual PE Digest

c0:4c:80:83:7b:00:56:aa:75:b5:be:d7:0b:db:a5:64:56:9f:ae:5f:ab:fd:4e:3e:48:fb:2d:d8:cb:26:b4:01

Digest Algorithm

sha256

PE Digest Matches

false

c0:4c:80:83:7b:00:56:aa:75:b5:be:d7:0b:db:a5:64:56:9f:ae:5f:ab:fd:4e:3e:48:fb:2d:d8:cb:26:b4:01
Signer

Actual PE Digest

c0:4c:80:83:7b:00:56:aa:75:b5:be:d7:0b:db:a5:64:56:9f:ae:5f:ab:fd:4e:3e:48:fb:2d:d8:cb:26:b4:01

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

Imports

user32

BeginPaint
DispatchMessageA
DrawTextA
EndPaint
TranslateMessage
GetMessageA
PostQuitMessage
ShowWindow
UpdateWindow
MoveWindow
CreateWindowExA
RegisterClassExA
DefWindowProcA
MessageBoxA
SendMessageA
LoadIconA
DestroyWindow
LoadCursorA
GetClientRect
GetWindowRect

kernel32

GetLastError
lstrcpyA
GetModuleHandleA
GetCommandLineA
DeleteFileA
CloseHandle
CreateFileA

gdi32

DeleteObject
CreateFontIndirectA

Sections

.text
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 3KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 11KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

db206e36db5c9492ce02c61a679129e2

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

c0:4c:80:83:7b:00:56:aa:75:b5:be:d7:0b:db:a5:64:56:9f:ae:5f:ab:fd:4e:3e:48:fb:2d:d8:cb:26:b4:01Signer

c0:4c:80:83:7b:00:56:aa:75:b5:be:d7:0b:db:a5:64:56:9f:ae:5f:ab:fd:4e:3e:48:fb:2d:d8:cb:26:b4:01Signer

Headers

File Characteristics

Imports

user32

kernel32

gdi32

Sections

.text Size: 9KB - Virtual size: 8KB

.rdata Size: 3KB - Virtual size: 3KB

.data Size: 512B - Virtual size: 1KB

.rsrc Size: 11KB - Virtual size: 10KB

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

c0:4c:80:83:7b:00:56:aa:75:b5:be:d7:0b:db:a5:64:56:9f:ae:5f:ab:fd:4e:3e:48:fb:2d:d8:cb:26:b4:01
Signer

c0:4c:80:83:7b:00:56:aa:75:b5:be:d7:0b:db:a5:64:56:9f:ae:5f:ab:fd:4e:3e:48:fb:2d:d8:cb:26:b4:01
Signer

.text
Size: 9KB - Virtual size: 8KB

.rdata
Size: 3KB - Virtual size: 3KB

.data
Size: 512B - Virtual size: 1KB

.rsrc
Size: 11KB - Virtual size: 10KB