psiphon3[.]exe

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General

Target

psiphon3.exe
Size

7.1MB
MD5

f1cbdf535fe86ebc1bdd6f4d155450c0
SHA1

e93e82edac3b88e5edf9ebd50acdbd74b7d5ec6e
SHA256

d1150f8e2c46ba8d2ed2d7b2c51f6d61bf8403d79a5f688a432539d6f261e8af
SHA512

3fc417a19099f46346e909abbf072a192e37aefed61eaa97085ceaa7cee29dfa46e89aa4f88e9680f004be453b558f78b035816b2ca452302b0ad12d32f07998
SSDEEP

196608:yzZIFZ1Yva14Hp9ON8BJ8MUj1siQAiV5mz:uue84HpqMUpsAuy

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

psiphon3.exe
.exe windows:5 windows x86 arch:x86

Code Sign

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:a0:99:e6:4e:21:4d:65:58:01:ea:38:ad:87:67:11
Certificate

Issuer

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

Not Before

10/09/2020, 00:00

Not After

02/11/2023, 12:00

Subject

CN=Psiphon Inc.,O=Psiphon Inc.,L=Toronto,ST=Ontario,C=CA

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

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

ef:ea:64:06:40:5d:b1:23:dd:76:72:c6:a1:9b:45:69:57:af:fd:47
Signer

Actual PE Digest

ef:ea:64:06:40:5d:b1:23:dd:76:72:c6:a1:9b:45:69:57:af:fd:47

Digest Algorithm

sha1

PE Digest Matches

true

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

UPX0
Size: - Virtual size: 13.8MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 7.0MB - Virtual size: 7.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 87KB - Virtual size: 88KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 windows x86 arch:x86

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: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 913KB - Virtual size: 912KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 27KB - Virtual size: 40KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.gfids
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: 512B - Virtual size: 9B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 18.6MB - Virtual size: 18.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 70KB - Virtual size: 69KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

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

Extended Key Usages

Key Usages

0a:a0:99:e6:4e:21:4d:65:58:01:ea:38:ad:87:67:11Certificate

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

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

Extended Key Usages

Key Usages

ef:ea:64:06:40:5d:b1:23:dd:76:72:c6:a1:9b:45:69:57:af:fd:47Signer

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 13.8MB

UPX1 Size: 7.0MB - Virtual size: 7.0MB

.rsrc Size: 87KB - Virtual size: 88KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 1.2MB - Virtual size: 1.2MB

.rdata Size: 913KB - Virtual size: 912KB

.data Size: 27KB - Virtual size: 40KB

.gfids Size: 4KB - Virtual size: 3KB

.tls Size: 512B - Virtual size: 9B

.rsrc Size: 18.6MB - Virtual size: 18.6MB

.reloc Size: 70KB - Virtual size: 69KB

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

0a:a0:99:e6:4e:21:4d:65:58:01:ea:38:ad:87:67:11
Certificate

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

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

ef:ea:64:06:40:5d:b1:23:dd:76:72:c6:a1:9b:45:69:57:af:fd:47
Signer

UPX0
Size: - Virtual size: 13.8MB

UPX1
Size: 7.0MB - Virtual size: 7.0MB

.rsrc
Size: 87KB - Virtual size: 88KB

.text
Size: 1.2MB - Virtual size: 1.2MB

.rdata
Size: 913KB - Virtual size: 912KB

.data
Size: 27KB - Virtual size: 40KB

.gfids
Size: 4KB - Virtual size: 3KB

.tls
Size: 512B - Virtual size: 9B

.rsrc
Size: 18.6MB - Virtual size: 18.6MB

.reloc
Size: 70KB - Virtual size: 69KB