2024-06-07_1f1c394a3b549d45b5504b6843626321_bkransomware

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General

Target

2024-06-07_1f1c394a3b549d45b5504b6843626321_bkransomware
Size

672KB
MD5

1f1c394a3b549d45b5504b6843626321
SHA1

f191da511a95ec0ecc09c60dcc727afb6b01dcf5
SHA256

9e19435cadcc53123d6cc445085583f0ccc8dfb958bb8d3da4382fd3dff24d97
SHA512

8374fe208eefb08525df64de9664826e238102462397ef3ca0c5e3aebc971d01ff300b89c16443331365f98c14fd2cada70b6fe9ec073ad970ad081d8e5a4f54
SSDEEP

12288:BAMsQnOhFIwZWrM+XD/ALnUZZuquMVyRemOzJGXCx3eK4IqzJxWFklt:BAMG6r9OBnfOFGyxfrRFkT

Score

1^/10

Malware Config

Signatures

Files

2024-06-07_1f1c394a3b549d45b5504b6843626321_bkransomware
.exe windows:5 windows x86 arch:x86

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

2a:da:11:49:d6:6c:3d:d3:e7:d5:fa:9f:4f:8a:06:49
Certificate

Issuer

CN=WoSign Class 3 Code Signing CA,O=WoSign CA Limited,C=CN

Not Before

14/01/2015, 09:05

Not After

14/01/2016, 09:05

Subject

CN=Ruifeng Network Technology Co.\, Ltd.,O=Ruifeng Network Technology Co.\, Ltd.,L=Jintan,ST=Jiangsu,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

Key Usages

KeyUsageDigitalSignature

33:00:00:00:36:7b:02:ea:cd:06:50:7a:73:00:00:00:00:00:36
Certificate

Issuer

CN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

15/08/2013, 20:28

Not After

15/08/2023, 20:38

Subject

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment
KeyUsageCertSign
KeyUsageCRLSign

6b:da:df:ef:f0:66:1b:d2:64:2a:f4:6e:cb:b2:79:40
Certificate

Issuer

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Not Before

09/07/1999, 18:31

Not After

09/07/2019, 18:40

Subject

CN=Certification Authority of WoSign,O=WoSign CA Limited,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

46:bb:b3:40:fa:b9:c1:79:28:93:8c:93:da:10:86:79
Certificate

Issuer

CN=Certification Authority of WoSign,O=WoSign CA Limited,C=CN

Not Before

08/08/2009, 01:00

Not After

08/08/2024, 01:00

Subject

CN=WoSign Class 3 Code Signing CA,O=WoSign CA Limited,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

04:7a:da:07:e8:8c:b5:62:da:65:c0:f1:cf:8d:ce:ef:e5:29:87:a9
Signer

Actual PE Digest

04:7a:da:07:e8:8c:b5:62:da:65:c0:f1:cf:8d:ce:ef:e5:29:87:a9

Digest Algorithm

sha1

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 164KB - Virtual size: 164KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 45KB - Virtual size: 44KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 325KB - Virtual size: 334KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 118KB - Virtual size: 118KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

2a:da:11:49:d6:6c:3d:d3:e7:d5:fa:9f:4f:8a:06:49Certificate

Extended Key Usages

Key Usages

33:00:00:00:36:7b:02:ea:cd:06:50:7a:73:00:00:00:00:00:36Certificate

Extended Key Usages

Key Usages

6b:da:df:ef:f0:66:1b:d2:64:2a:f4:6e:cb:b2:79:40Certificate

Extended Key Usages

Key Usages

46:bb:b3:40:fa:b9:c1:79:28:93:8c:93:da:10:86:79Certificate

Extended Key Usages

Key Usages

04:7a:da:07:e8:8c:b5:62:da:65:c0:f1:cf:8d:ce:ef:e5:29:87:a9Signer

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 164KB - Virtual size: 164KB

.rdata Size: 45KB - Virtual size: 44KB

.data Size: 325KB - Virtual size: 334KB

.rsrc Size: 118KB - Virtual size: 118KB

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

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

2a:da:11:49:d6:6c:3d:d3:e7:d5:fa:9f:4f:8a:06:49
Certificate

33:00:00:00:36:7b:02:ea:cd:06:50:7a:73:00:00:00:00:00:36
Certificate

6b:da:df:ef:f0:66:1b:d2:64:2a:f4:6e:cb:b2:79:40
Certificate

46:bb:b3:40:fa:b9:c1:79:28:93:8c:93:da:10:86:79
Certificate

04:7a:da:07:e8:8c:b5:62:da:65:c0:f1:cf:8d:ce:ef:e5:29:87:a9
Signer

.text
Size: 164KB - Virtual size: 164KB

.rdata
Size: 45KB - Virtual size: 44KB

.data
Size: 325KB - Virtual size: 334KB

.rsrc
Size: 118KB - Virtual size: 118KB

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