4e8c07a6e71996756a3bad5ff3dcf932

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General

Target

4e8c07a6e71996756a3bad5ff3dcf932
Size

15KB
MD5

4e8c07a6e71996756a3bad5ff3dcf932
SHA1

b11d5a639f988176b3d4be9166d3ec23ded577a9
SHA256

b96251e40fdc95a5fcef9ef64cfdafda184fdb9cdf2664ae6d0cb50ec9123f36
SHA512

9547832e13c16539a0f851e3f109ed594396b9fdf9623bb7e769ecf18aeec22bf2ceee55ce043b9d5d016466c715335403731b06209bce7b669532b01b533545
SSDEEP

384:VQcEdoXEwwPjazSw5vh7ouYJLDwru77jw:VQcEdoxwPESw5J7OLDz7c

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

4e8c07a6e71996756a3bad5ff3dcf932
.exe windows:4 windows x86 arch:x86

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

6a:e5:92:6a:d8:04:69:9f:49:bf:f4:82:b2:bf:0b:53
Certificate

Issuer

CN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=US

Not Before

15/08/2011, 00:00

Not After

13/10/2012, 23:59

Subject

CN=JE communication,O=JE communication,L=Gangnam,ST=Seoul,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5e
Certificate

Issuer

CN=thawte Primary Root CA,OU=Certification Services Division+OU=(c) 2006 thawte\, Inc. - For authorized use only,O=thawte\, Inc.,C=US

Not Before

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=Thawte Code Signing CA - G2,O=Thawte\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

82:da:a1:2b:a4:f4:46:d3:f8:d2:ad:2c:d6:52:a3:25:5a:11:c2:75
Signer

Actual PE Digest

82:da:a1:2b:a4:f4:46:d3:f8:d2:ad:2c:d6:52:a3:25:5a:11:c2:75

Digest Algorithm

sha1

PE Digest Matches

true

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: 24KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 3KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 6KB - Virtual size: 8KB

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: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 444B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

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

6a:e5:92:6a:d8:04:69:9f:49:bf:f4:82:b2:bf:0b:53Certificate

Extended Key Usages

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5eCertificate

Extended Key Usages

Key Usages

82:da:a1:2b:a4:f4:46:d3:f8:d2:ad:2c:d6:52:a3:25:5a:11:c2:75Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 24KB

UPX1 Size: 3KB - Virtual size: 4KB

.rsrc Size: 6KB - Virtual size: 8KB

Headers

File Characteristics

Sections

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

.rdata Size: 4KB - Virtual size: 1KB

.data Size: 4KB - Virtual size: 444B

.rsrc Size: 8KB - Virtual size: 5KB

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

6a:e5:92:6a:d8:04:69:9f:49:bf:f4:82:b2:bf:0b:53
Certificate

47:97:4d:78:73:a5:bc:ab:0d:2f:b3:70:19:2f:ce:5e
Certificate

82:da:a1:2b:a4:f4:46:d3:f8:d2:ad:2c:d6:52:a3:25:5a:11:c2:75
Signer

UPX0
Size: - Virtual size: 24KB

UPX1
Size: 3KB - Virtual size: 4KB

.rsrc
Size: 6KB - Virtual size: 8KB

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

.rdata
Size: 4KB - Virtual size: 1KB

.data
Size: 4KB - Virtual size: 444B

.rsrc
Size: 8KB - Virtual size: 5KB