100842f5b9a7a43de72bd0d411c74411108f9a82b454754a953e28f12aa73216

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General

Target

100842f5b9a7a43de72bd0d411c74411108f9a82b454754a953e28f12aa73216
Size

188KB
MD5

fc78f521c9bab2f9db23bf4be4dfdb85
SHA1

511b9e5f2cd0125eb916e25ee768e3e6e1890624
SHA256

100842f5b9a7a43de72bd0d411c74411108f9a82b454754a953e28f12aa73216
SHA512

f5dc125426336b70306e46f68a6badbad30cd74746fdda094ebaa703b022890ff750bc093258af1380c8e8272b27c315ab8f38687ba3b7d394efc449c818fa8e
SSDEEP

3072:qRaHTw68AttfnVVvsm9yuiofybq3iPaM71TVWLOQafoOEfwr/DkMnVQR4R/xT6V6:LNlVnLvz9WqyPN1hZAOFr7rWm1X1

Score

5^/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

100842f5b9a7a43de72bd0d411c74411108f9a82b454754a953e28f12aa73216
.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

86:3f:36:91:d3:dd:57:e2:4c:8f:37:76:b7:4d:25:63:93:2f:c4:31
Signer

Actual PE Digest

86:3f:36:91:d3:dd:57:e2:4c:8f:37:76:b7:4d:25:63:93:2f:c4:31

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: 3.0MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 173KB - Virtual size: 176KB

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: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: 176KB - Virtual size: 175KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 44KB - Virtual size: 43KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 35KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2.9MB - Virtual size: 2.9MB

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

86:3f:36:91:d3:dd:57:e2:4c:8f:37:76:b7:4d:25:63:93:2f:c4:31Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 3.0MB

UPX1 Size: 173KB - Virtual size: 176KB

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

Headers

File Characteristics

Sections

.text Size: 176KB - Virtual size: 175KB

.rdata Size: 44KB - Virtual size: 43KB

.data Size: 20KB - Virtual size: 35KB

.rsrc Size: 2.9MB - Virtual size: 2.9MB

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

86:3f:36:91:d3:dd:57:e2:4c:8f:37:76:b7:4d:25:63:93:2f:c4:31
Signer

UPX0
Size: - Virtual size: 3.0MB

UPX1
Size: 173KB - Virtual size: 176KB

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

.text
Size: 176KB - Virtual size: 175KB

.rdata
Size: 44KB - Virtual size: 43KB

.data
Size: 20KB - Virtual size: 35KB

.rsrc
Size: 2.9MB - Virtual size: 2.9MB