3831e71937ea5ec92c1571250c04c965

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General

Target

3831e71937ea5ec92c1571250c04c965
Size

178KB
MD5

3831e71937ea5ec92c1571250c04c965
SHA1

627478c8e83c39a2cf603e33f43311c2ca46629e
SHA256

2a91dc26bd637e323577cad80b77d6b4011288ac1016ab32c6fac41a652276b6
SHA512

560e32d77bee725fa25f1dbd673bbebc636a4f8e1848fae13145bea6272d5d4576041f0db0b53163a71cb93c1822b2e1a178a01fbdaa4a5d0bf15bbf893da726
SSDEEP

3072:8OclfSxp0F8wSXQReq3saSjLC4WYq7ZM4S2BmS1MCY7OsPAHWJJkj9B:8tJ2aF8wSCN/Sjm4Wr7ZM4S4/lrsIUJQ

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

3831e71937ea5ec92c1571250c04c965
.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

48:5d:85:4e:53:0d:05:c6:54:69:d3:e2:42:1a:a0:ba
Certificate

Issuer

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Not Before

16/01/2007, 00:00

Not After

30/05/2020, 10:48

Subject

CN=eBiz Networks Certificate Services,O=eBiz Networks Ltd,C=KR

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

fa:14:4a:c0:0b:42:bf:fd:9b:42:5b:e3:6e:73:99:00
Certificate

Issuer

CN=eBiz Networks Certificate Services,O=eBiz Networks Ltd,C=KR

Not Before

04/03/2010, 00:00

Not After

04/03/2011, 23:59

Subject

CN=HANUL SOFT,O=HANUL SOFT,POSTALCODE=612-020,STREET=\#1507\,Centum Leadersmark+STREET=U-dong\, Haeundae-gu\, Busan\, Korea,L=Busan,ST=Haeundae-gu,C=KR,2.5.4.18=#1309507265736964656e74

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

2d:f6:a2:84:30:9e:9c:88:8f:ba:9f:79:c1:6d:36:13:81:57:5f:9c
Signer

Actual PE Digest

2d:f6:a2:84:30:9e:9c:88:8f:ba:9f:79:c1:6d:36:13:81:57:5f:9c

Digest Algorithm

sha1

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 416KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 165KB - Virtual size: 168KB

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_32BIT_MACHINE

Sections

.text
Size: 276KB - Virtual size: 273KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 68KB - Virtual size: 64KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 28KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 196KB - Virtual size: 193KB

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

48:5d:85:4e:53:0d:05:c6:54:69:d3:e2:42:1a:a0:baCertificate

Key Usages

fa:14:4a:c0:0b:42:bf:fd:9b:42:5b:e3:6e:73:99:00Certificate

Extended Key Usages

Key Usages

2d:f6:a2:84:30:9e:9c:88:8f:ba:9f:79:c1:6d:36:13:81:57:5f:9cSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 416KB

UPX1 Size: 165KB - Virtual size: 168KB

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

Headers

File Characteristics

Sections

.text Size: 276KB - Virtual size: 273KB

.rdata Size: 68KB - Virtual size: 64KB

.data Size: 12KB - Virtual size: 28KB

.rsrc Size: 196KB - Virtual size: 193KB

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

48:5d:85:4e:53:0d:05:c6:54:69:d3:e2:42:1a:a0:ba
Certificate

fa:14:4a:c0:0b:42:bf:fd:9b:42:5b:e3:6e:73:99:00
Certificate

2d:f6:a2:84:30:9e:9c:88:8f:ba:9f:79:c1:6d:36:13:81:57:5f:9c
Signer

UPX0
Size: - Virtual size: 416KB

UPX1
Size: 165KB - Virtual size: 168KB

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

.text
Size: 276KB - Virtual size: 273KB

.rdata
Size: 68KB - Virtual size: 64KB

.data
Size: 12KB - Virtual size: 28KB

.rsrc
Size: 196KB - Virtual size: 193KB