8f988a4a2ff4765df6ee3a23d010c3b3

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General

Target

8f988a4a2ff4765df6ee3a23d010c3b3
Size

74KB
MD5

8f988a4a2ff4765df6ee3a23d010c3b3
SHA1

9215b179d38e9d88f66cd1e9d1071f7ace2e10e7
SHA256

e5e07b578bbb117229cf2b1e5106ef3390d533ab9ce43324968bd1c9066fc15c
SHA512

dab4f72074ab17be92e4ff6e4d1bb6c9f0781a23bf9bc254f7a590a7b21f7a945d5f2575d3d4300f5560de65776a388509e2068f4bbe00760c6c20e29912ad5b
SSDEEP

1536:iMP1vOM7LCPShnFH59o1K5sXnSIKGvd0HHqcBabUMgtNLRwb5:iMlhDbH0Ka3SdmdkHzLw

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

8f988a4a2ff4765df6ee3a23d010c3b3
.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

0f:a2:8f:37:29:5b:9e:5b:61:aa:30:05:4e:d5:6d:50:9d:d1:33:6e
Signer

Actual PE Digest

0f:a2:8f:37:29:5b:9e:5b:61:aa:30:05:4e:d5:6d:50:9d:d1:33:6e

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: 104KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 60KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - Virtual size: 12KB

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: 88KB - Virtual size: 84KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 20KB - Virtual size: 18KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 16KB - Virtual size: 27KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 16KB - Virtual size: 13KB

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

0f:a2:8f:37:29:5b:9e:5b:61:aa:30:05:4e:d5:6d:50:9d:d1:33:6eSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 104KB

UPX1 Size: 60KB - Virtual size: 60KB

.rsrc Size: 8KB - Virtual size: 12KB

Headers

File Characteristics

Sections

.text Size: 88KB - Virtual size: 84KB

.rdata Size: 20KB - Virtual size: 18KB

.data Size: 16KB - Virtual size: 27KB

.rsrc Size: 16KB - Virtual size: 13KB

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

0f:a2:8f:37:29:5b:9e:5b:61:aa:30:05:4e:d5:6d:50:9d:d1:33:6e
Signer

UPX0
Size: - Virtual size: 104KB

UPX1
Size: 60KB - Virtual size: 60KB

.rsrc
Size: 8KB - Virtual size: 12KB

.text
Size: 88KB - Virtual size: 84KB

.rdata
Size: 20KB - Virtual size: 18KB

.data
Size: 16KB - Virtual size: 27KB

.rsrc
Size: 16KB - Virtual size: 13KB