8c939eed79a524169568d35587d68036

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General

Target

8c939eed79a524169568d35587d68036
Size

809KB
MD5

8c939eed79a524169568d35587d68036
SHA1

ac5dd71e5fa45fc1c7c549d9640fc9d3b241ae93
SHA256

40be6e699ac0d0213b4857dfc1fdeaa0394c950b30eca4616435df8f9b2c1188
SHA512

bcb0559b1605a6f3d2aad6b234d8a2bef61f71193742b46ad2d665c7f532656cbef792a1059982b094093fd67cb84bb0e9d9f1101ae1d55853a0d36093f94937
SSDEEP

12288:ILCCPen3amGUBmEAQ8ntI9+4GpHnaEUO74T0Hg/YknRUP6I43fm:HChnEAbSAH1A/5269fm

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

8c939eed79a524169568d35587d68036
.exe windows:5 windows x86 arch:x86

Code Sign

03:8b:96:f0:70:d9:e2:1e:55:a5:42:67:92:e1:c8:3a
Certificate

Issuer

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

Not Before

04/04/2012, 00:00

Not After

18/04/2013, 00:00

Subject

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

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

05:c6:08:5f:41:14:d7:a8:21:40:a5:f7:75:0c:e1:f2
Certificate

Issuer

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

Not Before

17/06/2011, 00:00

Not After

21/06/2012, 12:00

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

07:f4:73:6f:af:ef:40:8a:1f:66:40:f2:65:d1:0a:c1
Certificate

Issuer

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

Not Before

10/02/2011, 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

KeyUsageCertSign
KeyUsageCRLSign

0a:04:df:21:74:5d:4d:2b:8c:ea:33:72:05:00:50:e9
Certificate

Issuer

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

Not Before

10/11/2006, 00:00

Not After

10/11/2021, 00:00

Subject

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

Extended Key Usages

ExtKeyUsageServerAuth
ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning
ExtKeyUsageEmailProtection
ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

00:63:fd:c7:8c:7a:ae:33:06:f2:5e:9e:d4:5d:89:9e:5b:bd:a3:34
Signer

Actual PE Digest

00:63:fd:c7:8c:7a:ae:33:06:f2:5e:9e:d4:5d:89:9e:5b:bd:a3:34

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: 1.2MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 776KB - Virtual size: 776KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 25KB - Virtual size: 28KB

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: 523KB - Virtual size: 522KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 137KB - Virtual size: 137KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 16KB - Virtual size: 31KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 73KB - Virtual size: 73KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

03:8b:96:f0:70:d9:e2:1e:55:a5:42:67:92:e1:c8:3aCertificate

Extended Key Usages

Key Usages

05:c6:08:5f:41:14:d7:a8:21:40:a5:f7:75:0c:e1:f2Certificate

Extended Key Usages

Key Usages

07:f4:73:6f:af:ef:40:8a:1f:66:40:f2:65:d1:0a:c1Certificate

Extended Key Usages

Key Usages

0a:04:df:21:74:5d:4d:2b:8c:ea:33:72:05:00:50:e9Certificate

Extended Key Usages

Key Usages

00:63:fd:c7:8c:7a:ae:33:06:f2:5e:9e:d4:5d:89:9e:5b:bd:a3:34Signer

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.2MB

UPX1 Size: 776KB - Virtual size: 776KB

.rsrc Size: 25KB - Virtual size: 28KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 523KB - Virtual size: 522KB

.rdata Size: 137KB - Virtual size: 137KB

.data Size: 16KB - Virtual size: 31KB

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

.reloc Size: 73KB - Virtual size: 73KB

03:8b:96:f0:70:d9:e2:1e:55:a5:42:67:92:e1:c8:3a
Certificate

05:c6:08:5f:41:14:d7:a8:21:40:a5:f7:75:0c:e1:f2
Certificate

07:f4:73:6f:af:ef:40:8a:1f:66:40:f2:65:d1:0a:c1
Certificate

0a:04:df:21:74:5d:4d:2b:8c:ea:33:72:05:00:50:e9
Certificate

00:63:fd:c7:8c:7a:ae:33:06:f2:5e:9e:d4:5d:89:9e:5b:bd:a3:34
Signer

UPX0
Size: - Virtual size: 1.2MB

UPX1
Size: 776KB - Virtual size: 776KB

.rsrc
Size: 25KB - Virtual size: 28KB

.text
Size: 523KB - Virtual size: 522KB

.rdata
Size: 137KB - Virtual size: 137KB

.data
Size: 16KB - Virtual size: 31KB

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

.reloc
Size: 73KB - Virtual size: 73KB