TI-Nspire CAS 1[.]7[.]rar

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General

Target

TI-Nspire CAS 1.7.rar
Size

203.1MB
MD5

59cc895b37fd48c9dcce2f9271003e16
SHA1

4b0637a8a3a9d1b5647ba8361ac8e7e187ff7995
SHA256

3818b765d3c4984149dfecb0999021df1bf152003655fa9aa46da5f095f253d0
SHA512

a46b6f36b56a80dcacae181d6e96e831465ca6944d805cb643608c70e015d23f89faa344ec307186ff969b9e4da2233f760b245b836ffbf1558b18af1b6b8b30
SSDEEP

3145728:SbgWH7W3jmyYbzsdgDkM390JV90OvVAOxxqmBSdd3/Gw7SmMjRuO6WNZmwthDVfv:SMEsqyYbDkF9pvVMmBijSpS25NVX

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
static1/unpack002/Texas.Instruments.Nspire.CAS.Software.v1.6.Teacher.Edition.Incl.KeyGen-F4CG/[keygen].exe	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
unpack002/Texas.Instruments.Nspire.CAS.Software.v1.6.Teacher.Edition.Incl.KeyGen-F4CG/[keygen].exe
unpack003/out.upx

Files

TI-Nspire CAS 1.7.rar
.rar
TI-NspireCAS-TE-1.7.2741.exe
.exe windows:4 windows x86 arch:x86

81638d02019c0bfcaaf23a9c69f2f12c

Code Sign

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5
Certificate

Issuer

CN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=US

Not Before

15/06/2007, 00:00

Not After

14/06/2012, 23:59

Subject

CN=VeriSign Time Stamping Services Signer - G2,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

04/12/2003, 00:00

Not After

03/12/2013, 23:59

Subject

CN=VeriSign Time Stamping Services CA,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

74:ab:4c:5c:04:78:a5:11:b0:4c:20:a2:3b:ab:59:05
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2009 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)09,O=VeriSign\, Inc.,C=US

Not Before

19/05/2009, 00:00

Not After

19/05/2010, 23:59

Subject

CN=Texas Instruments,OU=142331+OU=Digital ID Class 3 - Microsoft Software Validation v2,O=Texas Instruments,L=dallas,ST=Texas,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

2e:ae:b6:82:86:63:fe:d9:75:55:f8:fe:24:f3:3b:1a
Certificate

Issuer

OU=Class 3 Public Primary Certification Authority - G2+OU=(c) 1998 VeriSign\, Inc. - For authorized use only+OU=VeriSign Trust Network,O=VeriSign\, Inc.,C=US

Not Before

01/04/2009, 00:00

Not After

31/03/2019, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2009 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)09,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

Signer

Actual PE Digest

Digest Algorithm

PE Digest Matches

false

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

kernel32

CreateFileMappingA
WaitForSingleObject
CreateProcessA
GetCommandLineA
CloseHandle
UnmapViewOfFile
WriteFile
MapViewOfFile
DeleteFileA
GetTempFileNameA
GetTempPathA
CreateFileA
GetShortPathNameA
GetModuleFileNameA

user32

wsprintfA

Sections

.text
Size: 512B - Virtual size: 510B

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 1024B - Virtual size: 533B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 512B - Virtual size: 20B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 203.0MB - Virtual size: 203.0MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Texas.Instruments.Nspire.CAS.Software.v1.6.Teacher.Edition.Incl.KeyGen-F4CG.rar
.rar
Texas.Instruments.Nspire.CAS.Software.v1.6.Teacher.Edition.Incl.KeyGen-F4CG/[keygen].exe
.exe windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 304KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 152KB - Virtual size: 152KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 20KB - Virtual size: 17KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 8KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 416KB - Virtual size: 415KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
Texas.Instruments.Nspire.CAS.Software.v1.6.Teacher.Edition.Incl.KeyGen-F4CG/f4cg.nfo
Texas.Instruments.Nspire.CAS.Software.v1.6.Teacher.Edition.Incl.KeyGen-F4CG/file_id.diz

Sharing

General

Malware Config

Signatures

Files

81638d02019c0bfcaaf23a9c69f2f12c

Code Sign

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5Certificate

Extended Key Usages

Key Usages

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4Certificate

Extended Key Usages

Key Usages

74:ab:4c:5c:04:78:a5:11:b0:4c:20:a2:3b:ab:59:05Certificate

Extended Key Usages

Key Usages

2e:ae:b6:82:86:63:fe:d9:75:55:f8:fe:24:f3:3b:1aCertificate

Extended Key Usages

Key Usages

Signer

Headers

File Characteristics

Imports

kernel32

user32

Sections

.text Size: 512B - Virtual size: 510B

.rdata Size: 1024B - Virtual size: 533B

.data Size: 512B - Virtual size: 20B

.rsrc Size: 203.0MB - Virtual size: 203.0MB

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 304KB

UPX1 Size: 152KB - Virtual size: 152KB

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

Headers

File Characteristics

Sections

.text Size: 20KB - Virtual size: 17KB

.rdata Size: 8KB - Virtual size: 4KB

.data Size: 4KB - Virtual size: 2KB

.rsrc Size: 416KB - Virtual size: 415KB

38:25:d7:fa:f8:61:af:9e:f4:90:e7:26:b5:d6:5a:d5
Certificate

47:bf:19:95:df:8d:52:46:43:f7:db:6d:48:0d:31:a4
Certificate

74:ab:4c:5c:04:78:a5:11:b0:4c:20:a2:3b:ab:59:05
Certificate

2e:ae:b6:82:86:63:fe:d9:75:55:f8:fe:24:f3:3b:1a
Certificate

.text
Size: 512B - Virtual size: 510B

.rdata
Size: 1024B - Virtual size: 533B

.data
Size: 512B - Virtual size: 20B

.rsrc
Size: 203.0MB - Virtual size: 203.0MB

UPX0
Size: - Virtual size: 304KB

UPX1
Size: 152KB - Virtual size: 152KB

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

.text
Size: 20KB - Virtual size: 17KB

.rdata
Size: 8KB - Virtual size: 4KB

.data
Size: 4KB - Virtual size: 2KB

.rsrc
Size: 416KB - Virtual size: 415KB