ByPassBehinder[.]exe

Sharing

Copy URL Twitter E-mail

General

Target

ByPassBehinder.exe
Size

653KB
MD5

04caea5648786157fb65dd51d2bc061e
SHA1

78fa45360b195da7e963c3c7b71513d7a5ad25c7
SHA256

c02be5be5647268690f66f01f4e93c6f23b3aa654517668062dccadbbd64db16
SHA512

e5f2c39e5ca3b0b95ebddd034c9ea035e76a59752d6dc9045f3c5dd38a89f52ee469ac43e4413e76382ba2735ef2592a2fe16c0f29d17e2e7473de3f71be4c0e
SSDEEP

12288:MQkecmjxNBVMDoh5plMbBdV0aSpu+q6rNvectRjsjzETmoh:Mx4KDoLnYBdK4+qWN3tRyzah

Score

7^/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

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/out.upx

Files

ByPassBehinder.exe
.exe windows x64

Code Sign

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40
Certificate

Issuer

CN=DigiCert Assured ID Code Signing CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

25/11/2020, 00:00

Not After

22/02/2024, 23:59

Subject

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bd
Certificate

Issuer

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

Not Before

11/02/2011, 12:00

Not After

10/02/2026, 12:00

Subject

CN=DigiCert Assured ID Code Signing CA-1,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

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

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6
Certificate

Issuer

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

Not Before

25/11/2020, 00:00

Not After

22/02/2024, 23:59

Subject

CN=Tencent Technology(Shenzhen) Company Limited,O=Tencent Technology(Shenzhen) Company Limited,L=Shenzhen,ST=Guangdong Province,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

29/03/2022, 00:00

Not After

14/03/2033, 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23/03/2022, 00:00

Not After

22/03/2037, 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

68:5d:d8:c5:21:0a:c5:df:a5:38:21:6e:49:c1:1a:2f:10:e6:8f:09:e9:bf:13:8e:3e:6c:06:b7:c6:38:11:5f
Signer

Actual PE Digest

68:5d:d8:c5:21:0a:c5:df:a5:38:21:6e:49:c1:1a:2f:10:e6:8f:09:e9:bf:13:8e:3e:6c:06:b7:c6:38:11:5f

Digest Algorithm

sha256

PE Digest Matches

false

04:47:c3:d1:58:c0:19:61:1d:23:3b:d0:7c:59:8c:df:aa:12:a5:07
Signer

Actual PE Digest

04:47:c3:d1:58:c0:19:61:1d:23:3b:d0:7c:59:8c:df:aa:12:a5:07

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_LARGE_ADDRESS_AWARE

Sections

UPX0
Size: - Virtual size: 324KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 133KB - Virtual size: 136KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 68KB - Virtual size: 68KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows x64

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LARGE_ADDRESS_AWARE

Exports

Exports

Java_com_install4j_runtime_flatlaf_FlatWindowsNativeWindowBorder_00024WndProc_installImpl
Java_com_install4j_runtime_flatlaf_FlatWindowsNativeWindowBorder_00024WndProc_setWindowBackground
Java_com_install4j_runtime_flatlaf_FlatWindowsNativeWindowBorder_00024WndProc_showWindow
Java_com_install4j_runtime_flatlaf_FlatWindowsNativeWindowBorder_00024WndProc_uninstallImpl
Java_com_install4j_runtime_flatlaf_FlatWindowsNativeWindowBorder_00024WndProc_updateFrame
Java_com_install4j_runtime_flatlaf_FlatWindowsNativeWindowBorder_registryGetIntValue

Sections

.text
Size: 223KB - Virtual size: 222KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 61KB - Virtual size: 61KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 10KB - Virtual size: 71KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.pdata
Size: 10KB - Virtual size: 10KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 68KB - Virtual size: 68KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40Certificate

Extended Key Usages

Key Usages

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bdCertificate

Extended Key Usages

Key Usages

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6Certificate

Extended Key Usages

Key Usages

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9dCertificate

Extended Key Usages

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

68:5d:d8:c5:21:0a:c5:df:a5:38:21:6e:49:c1:1a:2f:10:e6:8f:09:e9:bf:13:8e:3e:6c:06:b7:c6:38:11:5fSigner

04:47:c3:d1:58:c0:19:61:1d:23:3b:d0:7c:59:8c:df:aa:12:a5:07Signer

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 324KB

UPX1 Size: 133KB - Virtual size: 136KB

.rsrc Size: 68KB - Virtual size: 68KB

Headers

DLL Characteristics

File Characteristics

Exports

Exports

Sections

.text Size: 223KB - Virtual size: 222KB

.rdata Size: 61KB - Virtual size: 61KB

.data Size: 10KB - Virtual size: 71KB

.pdata Size: 10KB - Virtual size: 10KB

.rsrc Size: 68KB - Virtual size: 68KB

.reloc Size: 2KB - Virtual size: 2KB

0e:33:12:30:52:5a:25:a7:f8:10:e5:34:88:b0:aa:40
Certificate

0f:a8:49:06:15:d7:00:a0:be:21:76:fd:c5:ec:6d:bd
Certificate

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

0e:a7:f6:86:bc:40:35:4a:70:f2:c2:97:c1:31:5e:f6
Certificate

0a:7a:4a:88:9e:c9:99:42:90:06:63:38:4d:86:97:9d
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

68:5d:d8:c5:21:0a:c5:df:a5:38:21:6e:49:c1:1a:2f:10:e6:8f:09:e9:bf:13:8e:3e:6c:06:b7:c6:38:11:5f
Signer

04:47:c3:d1:58:c0:19:61:1d:23:3b:d0:7c:59:8c:df:aa:12:a5:07
Signer

UPX0
Size: - Virtual size: 324KB

UPX1
Size: 133KB - Virtual size: 136KB

.rsrc
Size: 68KB - Virtual size: 68KB

.text
Size: 223KB - Virtual size: 222KB

.rdata
Size: 61KB - Virtual size: 61KB

.data
Size: 10KB - Virtual size: 71KB

.pdata
Size: 10KB - Virtual size: 10KB

.rsrc
Size: 68KB - Virtual size: 68KB

.reloc
Size: 2KB - Virtual size: 2KB