a0d5fe91800ab57d23ca06ae0c49605d_JaffaCakes118

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General

Target

a0d5fe91800ab57d23ca06ae0c49605d_JaffaCakes118
Size

55KB
MD5

a0d5fe91800ab57d23ca06ae0c49605d
SHA1

bc382d620f0ab90ed6230618760084a3a41e002d
SHA256

4909e8ca1c1c1b69b65deb088db636ab6f9be7914aa76190b2d7d19665fc93a3
SHA512

b2fdd65252e25df303e7c6328d12ee4972f11c535bad522215ac3bc0577f3226b7cac9bceaf0cf26dfc7e493eae15fcc12b062fa2ffd44f506034e6987658308
SSDEEP

768:I+tEb4cAlP10OeZcE2i0SFwORM+rfd8BFzzg0rNbY3MbhHfu9UZdLNLPvutV:V5h6OscE2iFbRFR8vn5bYA/CidBjGtV

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

a0d5fe91800ab57d23ca06ae0c49605d_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

03:ca
Certificate

Issuer

CN=yessignCA General Class 2,OU=AccreditedCA,O=yessign,C=kr

Not Before

24/06/2010, 15:00

Not After

25/06/2011, 14:59

Subject

CN=다성자원주식회사,OU=code-sign+OU=20100625000003,O=yessign,C=kr

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

27:84
Certificate

Issuer

CN=KISA RootCA 1,OU=Korea Certification Authority Central,O=KISA,C=KR

Not Before

30/04/2010, 01:50

Not After

30/04/2020, 01:50

Subject

CN=yessignCA General Class 2,OU=AccreditedCA,O=yessign,C=kr

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

be:6f:c2:14:2a:ff:0c:ff:7a:f7:02:d6:fa:8e:0f:87:a2:3a:de:b1
Signer

Actual PE Digest

be:6f:c2:14:2a:ff:0c:ff:7a:f7:02:d6:fa:8e:0f:87:a2:3a:de:b1

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: 128KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 41KB - Virtual size: 44KB

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: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: 36KB - Virtual size: 34KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 4KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 112KB - Virtual size: 110KB

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

03:caCertificate

Extended Key Usages

Key Usages

27:84Certificate

Key Usages

be:6f:c2:14:2a:ff:0c:ff:7a:f7:02:d6:fa:8e:0f:87:a2:3a:de:b1Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 128KB

UPX1 Size: 41KB - Virtual size: 44KB

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

Headers

File Characteristics

Sections

.text Size: 36KB - Virtual size: 34KB

.rdata Size: 12KB - Virtual size: 11KB

.data Size: 4KB - Virtual size: 1KB

.rsrc Size: 112KB - Virtual size: 110KB

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

03:ca
Certificate

27:84
Certificate

be:6f:c2:14:2a:ff:0c:ff:7a:f7:02:d6:fa:8e:0f:87:a2:3a:de:b1
Signer

UPX0
Size: - Virtual size: 128KB

UPX1
Size: 41KB - Virtual size: 44KB

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

.text
Size: 36KB - Virtual size: 34KB

.rdata
Size: 12KB - Virtual size: 11KB

.data
Size: 4KB - Virtual size: 1KB

.rsrc
Size: 112KB - Virtual size: 110KB