4d8849cdbd00cd31ffb7204e503ea29b

Sharing

Copy URL Twitter E-mail

General

Target

4d8849cdbd00cd31ffb7204e503ea29b
Size

211KB
MD5

4d8849cdbd00cd31ffb7204e503ea29b
SHA1

ad4bc4a1e0ebbf2b865e26bf1fa329686146056b
SHA256

19d97bb2d5c8ea0aacbf0a99d143858cf4a87d9c67dd52ec0d6cebec336f2173
SHA512

cc1d8b1d6c1d3096aa3cb604f7139fab46ef0dbfe55ebc3e3360f985f8b8f7232b061ddda93db9abe8636d65a1b3d76711746defc5e63dfba719ab48431c653d
SSDEEP

3072:jwxAZiDsxx3Ht41xgOOWV66Z1JtD0mU5pxDFtRmCeRwksJ+2umjqiOh:44xH4FL5Z7CmwxDFuyrJAsql

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

4d8849cdbd00cd31ffb7204e503ea29b
.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

28:ec:91:5d:49:c6:da:a8:06:48:79:31:7e:0b:32:ea:81:ba:c9:8b
Signer

Actual PE Digest

28:ec:91:5d:49:c6:da:a8:06:48:79:31:7e:0b:32:ea:81:ba:c9:8b

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: 196KB - Virtual size: 200KB

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: 184KB - Virtual size: 182KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 48KB - Virtual size: 46KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 38KB

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

28:ec:91:5d:49:c6:da:a8:06:48:79:31:7e:0b:32:ea:81:ba:c9:8bSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 3.0MB

UPX1 Size: 196KB - Virtual size: 200KB

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

Headers

File Characteristics

Sections

.text Size: 184KB - Virtual size: 182KB

.rdata Size: 48KB - Virtual size: 46KB

.data Size: 20KB - Virtual size: 38KB

.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

28:ec:91:5d:49:c6:da:a8:06:48:79:31:7e:0b:32:ea:81:ba:c9:8b
Signer

UPX0
Size: - Virtual size: 3.0MB

UPX1
Size: 196KB - Virtual size: 200KB

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

.text
Size: 184KB - Virtual size: 182KB

.rdata
Size: 48KB - Virtual size: 46KB

.data
Size: 20KB - Virtual size: 38KB

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