b4c255b42833876980ae81643543520c_JaffaCakes118

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General

Target

b4c255b42833876980ae81643543520c_JaffaCakes118
Size

71KB
MD5

b4c255b42833876980ae81643543520c
SHA1

041a2b0fdff4e52197367e27ea10c0be2ca9c007
SHA256

119b23c09d0845db3cd32d00c9bf528769e535eec3703e207f7f01f80796db9d
SHA512

f46a8175a86e9efb9d9429fccc013882cc571070a7e17ecf116e96ca641b6f7e3b51146f39d000f50e7bc98838b07cd6318d2c03604ccbb4a962fe0087cdcbe2
SSDEEP

1536:wKwHS+k94pkZDTOUdtbkxmuvK5cIDJfanE++Zq:wByl4pe/OUdpkxmuvKWIwniZq

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

b4c255b42833876980ae81643543520c_JaffaCakes118
.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

21:78:05:e5:9f:1c:39:ea:28:35:84:da:c5:ce:ad:29
Certificate

Issuer

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

Not Before

30/08/2010, 00:00

Not After

30/08/2011, 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

d6:f1:8f:02:84:d1:48:38:87:ac:d9:04:dd:75:8e:e2:64:fb:40:06
Signer

Actual PE Digest

d6:f1:8f:02:84:d1:48:38:87:ac:d9:04:dd:75:8e:e2:64:fb:40:06

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: 104KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 57KB - Virtual size: 60KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 8KB - 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_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 84KB - Virtual size: 80KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 20KB - Virtual size: 17KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 16KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 16KB - Virtual size: 13KB

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

21:78:05:e5:9f:1c:39:ea:28:35:84:da:c5:ce:ad:29Certificate

Extended Key Usages

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

Extended Key Usages

Key Usages

d6:f1:8f:02:84:d1:48:38:87:ac:d9:04:dd:75:8e:e2:64:fb:40:06Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 104KB

UPX1 Size: 57KB - Virtual size: 60KB

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

Headers

File Characteristics

Sections

.text Size: 84KB - Virtual size: 80KB

.rdata Size: 20KB - Virtual size: 17KB

.data Size: 16KB - Virtual size: 29KB

.rsrc Size: 16KB - Virtual size: 13KB

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

21:78:05:e5:9f:1c:39:ea:28:35:84:da:c5:ce:ad:29
Certificate

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

d6:f1:8f:02:84:d1:48:38:87:ac:d9:04:dd:75:8e:e2:64:fb:40:06
Signer

UPX0
Size: - Virtual size: 104KB

UPX1
Size: 57KB - Virtual size: 60KB

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

.text
Size: 84KB - Virtual size: 80KB

.rdata
Size: 20KB - Virtual size: 17KB

.data
Size: 16KB - Virtual size: 29KB

.rsrc
Size: 16KB - Virtual size: 13KB