bfb88c38e989c9eef90ecc56603a7c91_JaffaCakes118

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General

Target

bfb88c38e989c9eef90ecc56603a7c91_JaffaCakes118
Size

23KB
MD5

bfb88c38e989c9eef90ecc56603a7c91
SHA1

d50eec4c8f0fae2ad21c63842aa7e2c7486192b8
SHA256

de713bdc20362842954efbf7fb4508d027c255e34b1cb61cbcd697dfddd3f73e
SHA512

f6740644809e402a282f0f423ae37bfb029c6aff0719a5085868e2aa87b1a8376f976393074d207b8437040922483c7e364cda79e644955d761883269b26ec83
SSDEEP

384:quEoALHLoQbeoI0LuMKnXvBORFgOFrYALmmYJLeS8F:2dHLPuiuMWZaFrFULedF

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

bfb88c38e989c9eef90ecc56603a7c91_JaffaCakes118
.exe windows:4 windows x86 arch:x86

Code Sign

0a
Certificate

Issuer

CN=Thawte Premium Server CA,OU=Certification Services Division,O=Thawte Consulting cc,L=Cape Town,ST=Western Cape,C=ZA,1.2.840.113549.1.9.1=#0c197072656d69756d2d736572766572407468617774652e636f6d

Not Before

06/08/2003, 00:00

Not After

05/08/2013, 23:59

Subject

CN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZA

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

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

43:62:fa:4a:0e:bb:47:47:98:19:29:04:5b:09:ac:9b
Certificate

Issuer

CN=Thawte Code Signing CA,O=Thawte Consulting (Pty) Ltd.,C=ZA

Not Before

12/03/2009, 06:15

Not After

04/04/2011, 04:11

Subject

CN=Paxiasoft Inc.,OU=R&D Team,O=Paxiasoft Inc.,L=Yeongdeungpo-gu,ST=Seoul,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

40:77:0c:5e:49:3c:fa:3d:71:e9:9c:35:06:1e:f1:e5:98:21:ca:ab
Signer

Actual PE Digest

40:77:0c:5e:49:3c:fa:3d:71:e9:9c:35:06:1e:f1:e5:98:21:ca:ab

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: 40KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 8KB - Virtual size: 8KB

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: 16KB - Virtual size: 12KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 4KB - Virtual size: 3KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

0aCertificate

Extended Key Usages

Key Usages

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

43:62:fa:4a:0e:bb:47:47:98:19:29:04:5b:09:ac:9bCertificate

Extended Key Usages

40:77:0c:5e:49:3c:fa:3d:71:e9:9c:35:06:1e:f1:e5:98:21:ca:abSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 40KB

UPX1 Size: 8KB - Virtual size: 8KB

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

Headers

File Characteristics

Sections

.text Size: 16KB - Virtual size: 12KB

.rdata Size: 4KB - Virtual size: 3KB

.data Size: 4KB - Virtual size: 4KB

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

0a
Certificate

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

43:62:fa:4a:0e:bb:47:47:98:19:29:04:5b:09:ac:9b
Certificate

40:77:0c:5e:49:3c:fa:3d:71:e9:9c:35:06:1e:f1:e5:98:21:ca:ab
Signer

UPX0
Size: - Virtual size: 40KB

UPX1
Size: 8KB - Virtual size: 8KB

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

.text
Size: 16KB - Virtual size: 12KB

.rdata
Size: 4KB - Virtual size: 3KB

.data
Size: 4KB - Virtual size: 4KB

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