bfb294177b4bc808140b52f0731189f0_JaffaCakes118

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General

Target

bfb294177b4bc808140b52f0731189f0_JaffaCakes118
Size

7.4MB
MD5

bfb294177b4bc808140b52f0731189f0
SHA1

0cd47380795fde1c6fd6b878e70f97503887f49b
SHA256

1de40371fceb758580032cebfd76f0ed550723d8e9d920ca817cf898fd2c7087
SHA512

c1da21a31dbf7b93a56bc78f08caf262bd49f99c9852ca20c112c8306ebb29f89031d37d2e885977680efaf4061917541c4853efe114b983741e75909dbdd398
SSDEEP

196608:GGY/dTX+XkwhZqz2NSWgxOfTm6Y4RAu8VAGnD/8PrvL:GGMVXlOZqaNSdOLmUC6UWv

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

bfb294177b4bc808140b52f0731189f0_JaffaCakes118
.exe windows:5 windows x86 arch:x86

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21-12-2012 00:00

Not After

30-12-2020 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18-10-2012 00:00

Not After

29-12-2020 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

44:31:3c:d0:63:d8:ce:e2:dc:19:a0:98:76:5d:ea:f7
Certificate

Issuer

CN=WoSign Class 3 Code Signing CA,O=WoSign CA Limited,C=CN

Not Before

29-02-2016 07:46

Not After

01-03-2017 07:46

Subject

CN=SHANGHAI ZHANMENG NETWORK TECHNOLOGY CO.\,LTD.,O=SHANGHAI ZHANMENG NETWORK TECHNOLOGY CO.\,LTD.,L=Shanghai,ST=Shanghai,C=CN,1.2.840.113549.1.9.1=#0c1079757a6570696e67403032312e636f6d

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftKernelCodeSigning

Key Usages

KeyUsageDigitalSignature

46:bb:b3:40:fa:b9:c1:79:28:93:8c:93:da:10:86:79
Certificate

Issuer

CN=Certification Authority of WoSign,O=WoSign CA Limited,C=CN

Not Before

08-08-2009 01:00

Not After

08-08-2024 01:00

Subject

CN=WoSign Class 3 Code Signing CA,O=WoSign CA Limited,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageMicrosoftCommercialCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

19:c2:85:30:e9:3b:36
Certificate

Issuer

CN=StartCom Certification Authority,OU=Secure Digital Certificate Signing,O=StartCom Ltd.,C=IL

Not Before

17-09-2006 22:46

Not After

31-12-2019 23:59

Subject

CN=Certification Authority of WoSign,O=WoSign CA Limited,C=CN

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

31:3f:49:96:62:38:a6:f6:64:a1:25:22:66:50:47:88:38:09:ce:b2
Signer

Actual PE Digest

31:3f:49:96:62:38:a6:f6:64:a1:25:22:66:50:47:88:38:09:ce:b2

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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 1.9MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 671KB - Virtual size: 672KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Exports

Exports

TMethodImplementationIntercept
__dbk_fcall_wrapper
dbkFCallWrapperAddr

Sections

.text
Size: 2.2MB - Virtual size: 2.2MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 22KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 15KB - Virtual size: 15KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 154B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: - Virtual size: 64B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 93B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 205KB - Virtual size: 204KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

44:31:3c:d0:63:d8:ce:e2:dc:19:a0:98:76:5d:ea:f7Certificate

Extended Key Usages

Key Usages

46:bb:b3:40:fa:b9:c1:79:28:93:8c:93:da:10:86:79Certificate

Extended Key Usages

Key Usages

19:c2:85:30:e9:3b:36Certificate

Key Usages

31:3f:49:96:62:38:a6:f6:64:a1:25:22:66:50:47:88:38:09:ce:b2Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.9MB

UPX1 Size: 671KB - Virtual size: 672KB

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

Headers

File Characteristics

Exports

Exports

Sections

.text Size: 2.2MB - Virtual size: 2.2MB

.itext Size: 6KB - Virtual size: 5KB

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

.bss Size: - Virtual size: 22KB

.idata Size: 15KB - Virtual size: 15KB

.didata Size: 3KB - Virtual size: 2KB

.edata Size: 512B - Virtual size: 154B

.tls Size: - Virtual size: 64B

.rdata Size: 512B - Virtual size: 93B

.reloc Size: 205KB - Virtual size: 204KB

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

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

44:31:3c:d0:63:d8:ce:e2:dc:19:a0:98:76:5d:ea:f7
Certificate

46:bb:b3:40:fa:b9:c1:79:28:93:8c:93:da:10:86:79
Certificate

19:c2:85:30:e9:3b:36
Certificate

31:3f:49:96:62:38:a6:f6:64:a1:25:22:66:50:47:88:38:09:ce:b2
Signer

UPX0
Size: - Virtual size: 1.9MB

UPX1
Size: 671KB - Virtual size: 672KB

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

.text
Size: 2.2MB - Virtual size: 2.2MB

.itext
Size: 6KB - Virtual size: 5KB

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

.bss
Size: - Virtual size: 22KB

.idata
Size: 15KB - Virtual size: 15KB

.didata
Size: 3KB - Virtual size: 2KB

.edata
Size: 512B - Virtual size: 154B

.tls
Size: - Virtual size: 64B

.rdata
Size: 512B - Virtual size: 93B

.reloc
Size: 205KB - Virtual size: 204KB

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