psiphon3[.]exe

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General

Target

psiphon3.exe
Size

7.9MB
MD5

dde037357e7f5aa276d20ff9cf4e031b
SHA1

b6bd8f23c91be8d66fc76d9f36cee17517f9d69e
SHA256

b5afe794426640cfdd83bddad669387921ce41bac6bf4821517edb1e0c49781d
SHA512

696a347c559df7f4ca1c8674fadadf81fd150c26db3caec5ea8b9de0b9d8d17642dc058c94ae79059719e688060e6a260b3e991a62430db73ea49024d1c77b8c
SSDEEP

196608:NXA5/moOEDV8J4SRWrD2yLQv/76raXD5M0DAXV2R:q5/dylQrrLQ7D5M0Dm2R

Score

5^/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:6 windows x86 arch:x86

Code Sign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

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

Not Before

01/08/2022, 00:00

Not After

09/11/2031, 23:59

Subject

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

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

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

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

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

Not Before

29/04/2021, 00:00

Not After

28/04/2036, 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0b:ae:66:bc:5a:ba:7f:95:87:c6:f9:e9:04:e3:33:04
Certificate

Issuer

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

Not Before

26/09/2024, 00:00

Not After

25/11/2035, 23:59

Subject

CN=DigiCert Timestamp 2024,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

06:5f:ca:85:f0:00:b8:6e:0c:0f:ab:ab:aa:85:a2:8f
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

02/05/2023, 00:00

Not After

28/07/2026, 23:59

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

52:d3:f0:e3:07:89:ee:93:48:4a:7b:30:f3:e5:70:0c:7d:90:7f:e4
Signer

Actual PE Digest

52:d3:f0:e3:07:89:ee:93:48:4a:7b:30:f3:e5:70:0c:7d:90:7f:e4

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: 15.7MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 7.9MB - Virtual size: 7.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:6 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: 657KB - Virtual size: 657KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 27KB - Virtual size: 46KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 10KB - Virtual size: 9KB

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

.rsrc
Size: 21.5MB - Virtual size: 21.5MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 72KB - Virtual size: 72KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

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

Extended Key Usages

Key Usages

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

0b:ae:66:bc:5a:ba:7f:95:87:c6:f9:e9:04:e3:33:04Certificate

Extended Key Usages

Key Usages

06:5f:ca:85:f0:00:b8:6e:0c:0f:ab:ab:aa:85:a2:8fCertificate

Extended Key Usages

Key Usages

52:d3:f0:e3:07:89:ee:93:48:4a:7b:30:f3:e5:70:0c:7d:90:7f:e4Signer

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 15.7MB

UPX1 Size: 7.9MB - Virtual size: 7.9MB

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

Headers

DLL Characteristics

File Characteristics

Sections

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

.rdata Size: 657KB - Virtual size: 657KB

.data Size: 27KB - Virtual size: 46KB

.tls Size: 10KB - Virtual size: 9KB

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

.rsrc Size: 21.5MB - Virtual size: 21.5MB

.reloc Size: 72KB - Virtual size: 72KB

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

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

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

0b:ae:66:bc:5a:ba:7f:95:87:c6:f9:e9:04:e3:33:04
Certificate

06:5f:ca:85:f0:00:b8:6e:0c:0f:ab:ab:aa:85:a2:8f
Certificate

52:d3:f0:e3:07:89:ee:93:48:4a:7b:30:f3:e5:70:0c:7d:90:7f:e4
Signer

UPX0
Size: - Virtual size: 15.7MB

UPX1
Size: 7.9MB - Virtual size: 7.9MB

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

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

.rdata
Size: 657KB - Virtual size: 657KB

.data
Size: 27KB - Virtual size: 46KB

.tls
Size: 10KB - Virtual size: 9KB

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

.rsrc
Size: 21.5MB - Virtual size: 21.5MB

.reloc
Size: 72KB - Virtual size: 72KB