f3596c30b11abc33bbb4f5d99dfb5231454892f15a9eb1e1209e839476a1a6f0

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General

Target

f3596c30b11abc33bbb4f5d99dfb5231454892f15a9eb1e1209e839476a1a6f0
Size

699KB
MD5

251327b2499ce8fbd301262606ec4f40
SHA1

f1e1421e2e0d02bcbee469d81f1ef43eb5e1653b
SHA256

f3596c30b11abc33bbb4f5d99dfb5231454892f15a9eb1e1209e839476a1a6f0
SHA512

744673477d6c4f37cfd951ab431bd8e0576135eb3c85242b48b8faea10ef73f9be5f91e6842d4499c4406ceaed151f7be966f5be5b556ad616c10f2aeb557150
SSDEEP

12288:j3gKwNBHJm7iE5ZDFQzCC8xAoTcNNaQlFBuQeaIKkLmTJcnY/z:jQKwpmeoxyCLb4fak7H6KkLmTJcnKz

Score

8^/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

Files

f3596c30b11abc33bbb4f5d99dfb5231454892f15a9eb1e1209e839476a1a6f0
.exe windows x86

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

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

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

04:00:00:00:00:01:2f:4e:e1:35:5c
Certificate

Issuer

CN=GlobalSign Root CA,OU=Root CA,O=GlobalSign nv-sa,C=BE

Not Before

13/04/2011, 10:00

Not After

13/04/2019, 10:00

Subject

CN=GlobalSign CodeSigning CA - G2,O=GlobalSign nv-sa,C=BE

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

11:21:f7:54:bd:40:77:f0:6e:39:a7:41:51:d7:46:3f:fc:6a
Certificate

Issuer

CN=GlobalSign CodeSigning CA - G2,O=GlobalSign nv-sa,C=BE

Not Before

22/02/2012, 06:42

Not After

18/04/2013, 07:02

Subject

CN=korea examination academy,OU=Dev Team,O=korea examination academy,L=Jongno-gu,ST=Seoul,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

34:ad:d8:67:6f:b6:e1:ea:34:5c:cb:a1:db:63:6f:33:51:80:52:8c
Signer

Actual PE Digest

34:ad:d8:67:6f:b6:e1:ea:34:5c:cb:a1:db:63:6f:33:51:80:52:8c

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=korea examination academy,OU=Dev Team,O=korea examination academy,L=Jongno-gu,ST=Seoul,C=KR

15/04/2013, 07:36
Valid: false

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 1.6MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 683KB - Virtual size: 684KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 9KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

.text
Size: 1.9MB - Virtual size: 1.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 8KB - Virtual size: 7KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 49KB - Virtual size: 48KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 30KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 15KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 2KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 64B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 171KB - Virtual size: 170KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 61KB - Virtual size: 61KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

04:00:00:00:00:01:2f:4e:e1:35:5cCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

11:21:f7:54:bd:40:77:f0:6e:39:a7:41:51:d7:46:3f:fc:6aCertificate

Extended Key Usages

Key Usages

34:ad:d8:67:6f:b6:e1:ea:34:5c:cb:a1:db:63:6f:33:51:80:52:8cSigner

Signature Validations

Verification

15/04/2013, 07:36 Valid: false

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.6MB

UPX1 Size: 683KB - Virtual size: 684KB

.rsrc Size: 9KB - Virtual size: 12KB

Headers

File Characteristics

Sections

.text Size: 1.9MB - Virtual size: 1.9MB

.itext Size: 8KB - Virtual size: 7KB

.data Size: 49KB - Virtual size: 48KB

.bss Size: - Virtual size: 30KB

.idata Size: 15KB - Virtual size: 15KB

.didata Size: 2KB - Virtual size: 2KB

.tls Size: - Virtual size: 64B

.rdata Size: 512B - Virtual size: 24B

.reloc Size: 171KB - Virtual size: 170KB

.rsrc Size: 61KB - Virtual size: 61KB

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

04:00:00:00:00:01:2f:4e:e1:35:5c
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

11:21:f7:54:bd:40:77:f0:6e:39:a7:41:51:d7:46:3f:fc:6a
Certificate

34:ad:d8:67:6f:b6:e1:ea:34:5c:cb:a1:db:63:6f:33:51:80:52:8c
Signer

15/04/2013, 07:36
Valid: false

UPX0
Size: - Virtual size: 1.6MB

UPX1
Size: 683KB - Virtual size: 684KB

.rsrc
Size: 9KB - Virtual size: 12KB

.text
Size: 1.9MB - Virtual size: 1.9MB

.itext
Size: 8KB - Virtual size: 7KB

.data
Size: 49KB - Virtual size: 48KB

.bss
Size: - Virtual size: 30KB

.idata
Size: 15KB - Virtual size: 15KB

.didata
Size: 2KB - Virtual size: 2KB

.tls
Size: - Virtual size: 64B

.rdata
Size: 512B - Virtual size: 24B

.reloc
Size: 171KB - Virtual size: 170KB

.rsrc
Size: 61KB - Virtual size: 61KB