55bdae03cb7f4e582ca4fa44fd25ea47_JaffaCakes118

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General

Target

55bdae03cb7f4e582ca4fa44fd25ea47_JaffaCakes118
Size

122KB
MD5

55bdae03cb7f4e582ca4fa44fd25ea47
SHA1

dda363e8a9e4686110d5a5b5ed589fea2d7f61cc
SHA256

228e860abd7ba6166875426bdbdb36a5a5b905f9488a38f9d958d02e71483c5a
SHA512

324c3250f094c966f020b2df54031536ed49d4d8f57c66385ab92e31c5d510755e7491550e4e29a6ea0f47448063758134e68d8bc79569c093aaa5f73f2f0fec
SSDEEP

3072:3ZlPAjnTIwhGAbu6F+r241DuTlqZgeqdb:pqTIwQExFsFiF

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

55bdae03cb7f4e582ca4fa44fd25ea47_JaffaCakes118
.exe windows:4 windows x86 arch:x86

Code Sign

6f:cf:7e:45:fe:b4:58:2c:e9:34:d5:e0:dd:f3:bf:f0
Certificate

Issuer

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

Not Before

14/10/2012, 00:00

Not After

13/11/2013, 23:59

Subject

CN=씨큐미디어,OU=IT Team,O=씨큐미디어,L=Gangnam-gu,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

34:4e:d5:57:20:d5:ed:ec:49:f4:2f:ce:37:db:2b:6d
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

17/11/2006, 00:00

Not After

16/07/2036, 23:59

Subject

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

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

e1:e3:ea:b5:a9:7e:d2:4f:a9:73:46:a2:3c:06:9e:40:a8:ed:95:49
Signer

Actual PE Digest

e1:e3:ea:b5:a9:7e:d2:4f:a9:73:46:a2:3c:06:9e:40:a8:ed:95:49

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: 188KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 90KB - Virtual size: 92KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 27KB - Virtual size: 28KB

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: 148KB - Virtual size: 144KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 28KB - Virtual size: 24KB

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: 60KB - Virtual size: 57KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

6f:cf:7e:45:fe:b4:58:2c:e9:34:d5:e0:dd:f3:bf:f0Certificate

Extended Key Usages

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

Extended Key Usages

Key Usages

34:4e:d5:57:20:d5:ed:ec:49:f4:2f:ce:37:db:2b:6dCertificate

Key Usages

e1:e3:ea:b5:a9:7e:d2:4f:a9:73:46:a2:3c:06:9e:40:a8:ed:95:49Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 188KB

UPX1 Size: 90KB - Virtual size: 92KB

.rsrc Size: 27KB - Virtual size: 28KB

Headers

File Characteristics

Sections

.text Size: 148KB - Virtual size: 144KB

.rdata Size: 28KB - Virtual size: 24KB

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

.rsrc Size: 60KB - Virtual size: 57KB

6f:cf:7e:45:fe:b4:58:2c:e9:34:d5:e0:dd:f3:bf:f0
Certificate

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

34:4e:d5:57:20:d5:ed:ec:49:f4:2f:ce:37:db:2b:6d
Certificate

e1:e3:ea:b5:a9:7e:d2:4f:a9:73:46:a2:3c:06:9e:40:a8:ed:95:49
Signer

UPX0
Size: - Virtual size: 188KB

UPX1
Size: 90KB - Virtual size: 92KB

.rsrc
Size: 27KB - Virtual size: 28KB

.text
Size: 148KB - Virtual size: 144KB

.rdata
Size: 28KB - Virtual size: 24KB

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

.rsrc
Size: 60KB - Virtual size: 57KB