psiphon3[.]exe

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General

Target

psiphon3.exe
Size

6.8MB
MD5

40287ee879fe01946afe33def50b43d1
SHA1

4f0cb57cf2a0a78ab56f9255dccf60a61a3051af
SHA256

8d2f5294b7a1b152b4a5ea223f376c7fa9b9d3cfafd7a0ccf9e882f6c8e2045f
SHA512

daef76dc5887b43a9a6239066bcd405b499dba7a28082a90c87826635d705f00300213bc1a7d0acec772dbb699ab390f6646b45ef6f0956a4553f47bbe4a5603
SSDEEP

98304:JHmPdfDK0dEDOIHggwZ/nmwnJVkoQrZBh0JLUcsCovMK9Jbm9fAE3zoO1ohBFP1l:JGZyTwZ/mwJV5Qvh6BZK9VGjoO1KPL

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 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

be:a8:56:d2:2a:4e:13:88:79:96:79:78:4a:f1:7c:c9:9a:b7:9f:a3
Signer

Actual PE Digest

be:a8:56:d2:2a:4e:13:88:79:96:79:78:4a:f1:7c:c9:9a:b7:9f:a3

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: 14.2MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 6.7MB - Virtual size: 6.7MB

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 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: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 906KB - Virtual size: 906KB

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: 5KB - Virtual size: 4KB

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: 18.6MB - Virtual size: 18.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 75KB - Virtual size: 74KB

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

be:a8:56:d2:2a:4e:13:88:79:96:79:78:4a:f1:7c:c9:9a:b7:9f:a3Signer

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 14.2MB

UPX1 Size: 6.7MB - Virtual size: 6.7MB

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

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 1.3MB - Virtual size: 1.3MB

.rdata Size: 906KB - Virtual size: 906KB

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

.tls Size: 5KB - Virtual size: 4KB

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

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

.reloc Size: 75KB - Virtual size: 74KB

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

be:a8:56:d2:2a:4e:13:88:79:96:79:78:4a:f1:7c:c9:9a:b7:9f:a3
Signer

UPX0
Size: - Virtual size: 14.2MB

UPX1
Size: 6.7MB - Virtual size: 6.7MB

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

.text
Size: 1.3MB - Virtual size: 1.3MB

.rdata
Size: 906KB - Virtual size: 906KB

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

.tls
Size: 5KB - Virtual size: 4KB

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

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

.reloc
Size: 75KB - Virtual size: 74KB