BLTools[.]zip | Triage

Sharing

Copy URL Twitter E-mail

General

Target

BLTools.zip
Size

2.5MB
MD5

cbe9ed8e22c73c888765f47bc7694a18
SHA1

81a2053c5b0100497f4c90eb9ab58fc912e62287
SHA256

24cd12f599b4873d950b0f400acbae7901c0536620e0ccd3a5ca5d7a917aec02
SHA512

0edbf5d660cbcd3882ef028de76f5c2b8e07141a84d1cf2bf217b637af3e16f8ea5217b8b0649ddd4652e1d3856470d8ecf2695e10fd4bc2759ced0d78426b0c
SSDEEP

49152:glWsa0EipTRIeNY40iVismqNlIK6zHaDwDG3opuIzCuh1n54WgDyvz:glHz5pVIe+4IJqNlIK4PG3ZshMWge7

Score

3^/10

Malware Config

Signatures

Unsigned PE 6 IoCs

Checks for missing Authenticode signature.

resource
unpack001/AlphaFS.dll
unpack001/BLTools v2.2.exe
unpack001/BouncyCastle.Crypto.dll
unpack001/Extreme.Net.dll
unpack001/Ookii.Dialogs.Wpf.dll
unpack001/RandomUserAgent.dll

Files

BLTools.zip
.zip
AlphaFS.dll
.dll windows:4 windows x86

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 356KB - Virtual size: 356KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
BLTools v2.2.exe
.exe windows:4 windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 4.5MB - Virtual size: 4.5MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 71KB - Virtual size: 71KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
BouncyCastle.Crypto.dll
.dll windows:4 windows x86

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_NO_SEH

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 2.1MB - Virtual size: 2.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 4KB - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Extreme.Net.dll
.dll windows:4 windows x86

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

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

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Newtonsoft.Json.dll
.dll windows:4 windows x86

dae02f32a21e03ce65412f6e56942daa

Code Sign

02:ac:5c:26:6a:0b:40:9b:8f:0b:79:f2:ae:46:25:77
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

10/11/2006, 00:00

Not After

10/11/2031, 00:00

Subject

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

07:b0:41:8d:a5:1e:14:8c:33:1b:bc:de:b7:13:83:23
Certificate

Issuer

CN=DigiCert High Assurance EV Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

27/04/2018, 12:41

Not After

27/04/2028, 12:41

Subject

CN=.NET Foundation Projects Code Signing CA,O=.NET Foundation,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0a:71:a1:b0:c2:96:f5:c7:90:65:47:0a:3c:20:53:7e
Certificate

Issuer

CN=.NET Foundation Projects Code Signing CA,O=.NET Foundation,C=US

Not Before

25/10/2018, 00:00

Not After

29/10/2021, 12:00

Subject

SERIALNUMBER=603 389 068,CN=Json.NET (.NET Foundation),O=Json.NET (.NET Foundation),L=Redmond,ST=wa,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01/01/2021, 00:00

Not After

06/01/2031, 00:00

Subject

CN=DigiCert Timestamp 2021,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

07/01/2016, 12:00

Not After

07/01/2031, 12:00

Subject

CN=DigiCert SHA2 Assured ID Timestamping CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

2e:83:93:14:a9:06:f5:64:04:02:a1:dc:eb:a3:1a:a7:e9:21:c8:88:2c:dd:c2:3c:e4:c0:45:50:4c:ee:75:10
Signer

Actual PE Digest

2e:83:93:14:a9:06:f5:64:04:02:a1:dc:eb:a3:1a:a7:e9:21:c8:88:2c:dd:c2:3c:e4:c0:45:50:4c:ee:75:10

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 675KB - Virtual size: 675KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Ookii.Dialogs.Wpf.dll
.dll windows:4 windows x86

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 100KB - Virtual size: 100KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
RandomUserAgent.dll
.dll windows:4 windows x86

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DLL

Imports

mscoree

_CorDllMain

Sections

.text
Size: 326KB - Virtual size: 326KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 1024B - Virtual size: 980B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
Settings.ini

Sharing

General

Malware Config

Signatures

Files

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 356KB - Virtual size: 356KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 12B

f34d5f2d4577ed6d9ceec516c1f5a744

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 4.5MB - Virtual size: 4.5MB

.rsrc Size: 71KB - Virtual size: 71KB

.reloc Size: 512B - Virtual size: 12B

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 2.1MB - Virtual size: 2.1MB

.rsrc Size: 4KB - Virtual size: 1KB

.reloc Size: 4KB - Virtual size: 12B

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

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

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 12B

dae02f32a21e03ce65412f6e56942daa

Code Sign

02:ac:5c:26:6a:0b:40:9b:8f:0b:79:f2:ae:46:25:77Certificate

Key Usages

07:b0:41:8d:a5:1e:14:8c:33:1b:bc:de:b7:13:83:23Certificate

Extended Key Usages

Key Usages

0a:71:a1:b0:c2:96:f5:c7:90:65:47:0a:3c:20:53:7eCertificate

Extended Key Usages

Key Usages

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:ddCertificate

Extended Key Usages

Key Usages

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15Certificate

Extended Key Usages

Key Usages

2e:83:93:14:a9:06:f5:64:04:02:a1:dc:eb:a3:1a:a7:e9:21:c8:88:2c:dd:c2:3c:e4:c0:45:50:4c:ee:75:10Signer

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 675KB - Virtual size: 675KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 512B - Virtual size: 12B

dae02f32a21e03ce65412f6e56942daa

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 100KB - Virtual size: 100KB

.rsrc Size: 1KB - Virtual size: 1KB

.text
Size: 356KB - Virtual size: 356KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 4.5MB - Virtual size: 4.5MB

.rsrc
Size: 71KB - Virtual size: 71KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 2.1MB - Virtual size: 2.1MB

.rsrc
Size: 4KB - Virtual size: 1KB

.reloc
Size: 4KB - Virtual size: 12B

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

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

02:ac:5c:26:6a:0b:40:9b:8f:0b:79:f2:ae:46:25:77
Certificate

07:b0:41:8d:a5:1e:14:8c:33:1b:bc:de:b7:13:83:23
Certificate

0a:71:a1:b0:c2:96:f5:c7:90:65:47:0a:3c:20:53:7e
Certificate

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

2e:83:93:14:a9:06:f5:64:04:02:a1:dc:eb:a3:1a:a7:e9:21:c8:88:2c:dd:c2:3c:e4:c0:45:50:4c:ee:75:10
Signer

.text
Size: 675KB - Virtual size: 675KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 100KB - Virtual size: 100KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 512B - Virtual size: 12B

.text
Size: 326KB - Virtual size: 326KB

.rsrc
Size: 1024B - Virtual size: 980B

.reloc
Size: 512B - Virtual size: 12B