a1a50d4e839af84bb5e6e78fd1a88f88_JaffaCakes118

Sharing

Copy URL Twitter E-mail

General

Target

a1a50d4e839af84bb5e6e78fd1a88f88_JaffaCakes118
Size

316KB
MD5

a1a50d4e839af84bb5e6e78fd1a88f88
SHA1

2d78bb1d3eb0bdea5b3216e9bfd70753dabcaf29
SHA256

49f245ef10132b8378df3843fcec65c011271d8bd97598eb945673bd2e54cdb5
SHA512

2df91ac555d3553df8dfca22f40978877264c6786a3bef26ab720877c37d333f6d82fdff483d03f92168f6c3013dd52ec54763494a3d09674ba7dd64c4dc5e93
SSDEEP

6144:CJiMpm+TDRlPswEvuB5xJRCSIVnuewQ7hpEOO5iOJj0zwyC7KT/IOr:C42vRlPsBvmxzC/GQVpEOO7JttKT/IOr

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

a1a50d4e839af84bb5e6e78fd1a88f88_JaffaCakes118
.exe windows:5 windows x86 arch:x86

Code Sign

05:e6:71:75:3c:f9:bb:1d:76:a8:c5:56:52:89:27:20
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Not Before

22/12/2010, 00:00

Not After

21/12/2012, 23:59

Subject

CN=appbundler.com,OU=Digital ID Class 3 - Microsoft Software Validation v2+OU=Ops,O=appbundler.com,L=Bellevue,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

08/02/2010, 00:00

Not After

07/02/2020, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2010 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)10,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

00:21:a0:d1:0e:57:24:d2:db:1e:50:ba:14:5e:39:72:f2:4c:a8:72
Signer

Actual PE Digest

00:21:a0:d1:0e:57:24:d2:db:1e:50:ba:14:5e:39:72:f2:4c:a8:72

Digest Algorithm

sha1

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 428KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 304KB - Virtual size: 308KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 7KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 windows x86 arch:x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 310KB - Virtual size: 310KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 101KB - Virtual size: 101KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 14KB - Virtual size: 24KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 232KB - Virtual size: 231KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 30KB - Virtual size: 30KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

05:e6:71:75:3c:f9:bb:1d:76:a8:c5:56:52:89:27:20Certificate

Extended Key Usages

Key Usages

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7Certificate

Extended Key Usages

Key Usages

00:21:a0:d1:0e:57:24:d2:db:1e:50:ba:14:5e:39:72:f2:4c:a8:72Signer

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 428KB

UPX1 Size: 304KB - Virtual size: 308KB

.rsrc Size: 7KB - Virtual size: 8KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 310KB - Virtual size: 310KB

.rdata Size: 101KB - Virtual size: 101KB

.data Size: 14KB - Virtual size: 24KB

.rsrc Size: 232KB - Virtual size: 231KB

.reloc Size: 30KB - Virtual size: 30KB

05:e6:71:75:3c:f9:bb:1d:76:a8:c5:56:52:89:27:20
Certificate

52:00:e5:aa:25:56:fc:1a:86:ed:96:c9:d4:4b:33:c7
Certificate

00:21:a0:d1:0e:57:24:d2:db:1e:50:ba:14:5e:39:72:f2:4c:a8:72
Signer

UPX0
Size: - Virtual size: 428KB

UPX1
Size: 304KB - Virtual size: 308KB

.rsrc
Size: 7KB - Virtual size: 8KB

.text
Size: 310KB - Virtual size: 310KB

.rdata
Size: 101KB - Virtual size: 101KB

.data
Size: 14KB - Virtual size: 24KB

.rsrc
Size: 232KB - Virtual size: 231KB

.reloc
Size: 30KB - Virtual size: 30KB