a23c3b01e31ab225f95023ea02881367_JaffaCakes118

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General

Target

a23c3b01e31ab225f95023ea02881367_JaffaCakes118
Size

443KB
MD5

a23c3b01e31ab225f95023ea02881367
SHA1

7882b3d955224f449e6ecf3eea3f4f3b905d5de1
SHA256

a6d0d75ab3f838c156f1a88bf901668cb63d4eae840174385b5423aeb742921d
SHA512

b766f2ebcbdb7b6969e54c31201a85d96d3527da8a24452c40c1663b2f58b1b957d59b9ad32b1ede7e0890fb4f509ce7b407a9f7423bb6da764a4c635f29eff7
SSDEEP

12288:nQt3YaXVedjuVIUhYXecsbgeasf3SdMKHLpLTn4NZVKzJx:gIy7VICYXecsEYfaMKrdTn4NSzJx

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

a23c3b01e31ab225f95023ea02881367_JaffaCakes118
.exe windows:4 windows x86 arch:x86

Code Sign

70:ba:e4:1d:10:d9:29:34:b6:38:ca:7b:03:cc:ba:bf
Certificate

Issuer

OU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US

Not Before

29/01/1996, 00:00

Not After

01/08/2028, 23:59

Subject

OU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US

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

41:91:a1:5a:39:78:df:cf:49:65:66:38:1d:4c:75:c2
Certificate

Issuer

OU=Class 3 Public Primary Certification Authority,O=VeriSign\, Inc.,C=US

Not Before

16/07/2004, 00:00

Not After

15/07/2014, 23:59

Subject

CN=VeriSign Class 3 Code Signing 2004 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)04,O=VeriSign\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

4c:1b:73:6b:c6:71:4c:7d:a3:b1:d3:3e:ad:b3:3a:2b
Certificate

Issuer

CN=VeriSign Class 3 Code Signing 2004 CA,OU=VeriSign Trust Network+OU=Terms of use at https://www.verisign.com/rpa (c)04,O=VeriSign\, Inc.,C=US

Not Before

20/10/2006, 00:00

Not After

21/10/2009, 23:59

Subject

CN=REALTIME GAMING,OU=Digital ID Class 3 - Microsoft Software Validation v2,O=REALTIME GAMING,L=Sandy Springs,ST=Georgia,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3c:5d:23:b6:0b:91:fe:69:3d:d6:99:1b:bf:af:b5:a5:d7:92:c6:e3
Signer

Actual PE Digest

3c:5d:23:b6:0b:91:fe:69:3d:d6:99:1b:bf:af:b5:a5:d7:92:c6:e3

Digest Algorithm

sha1

PE Digest Matches

true

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 996KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 375KB - Virtual size: 376KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 62KB - Virtual size: 64KB

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_32BIT_MACHINE

Sections

.text
Size: 576KB - Virtual size: 575KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 332KB - Virtual size: 339KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 8KB - Virtual size: 6KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 356KB - Virtual size: 355KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

70:ba:e4:1d:10:d9:29:34:b6:38:ca:7b:03:cc:ba:bfCertificate

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

41:91:a1:5a:39:78:df:cf:49:65:66:38:1d:4c:75:c2Certificate

Extended Key Usages

Key Usages

4c:1b:73:6b:c6:71:4c:7d:a3:b1:d3:3e:ad:b3:3a:2bCertificate

Extended Key Usages

Key Usages

3c:5d:23:b6:0b:91:fe:69:3d:d6:99:1b:bf:af:b5:a5:d7:92:c6:e3Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 996KB

UPX1 Size: 375KB - Virtual size: 376KB

.rsrc Size: 62KB - Virtual size: 64KB

Headers

File Characteristics

Sections

.text Size: 576KB - Virtual size: 575KB

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

.data Size: 332KB - Virtual size: 339KB

.idata Size: 8KB - Virtual size: 6KB

.rsrc Size: 356KB - Virtual size: 355KB

70:ba:e4:1d:10:d9:29:34:b6:38:ca:7b:03:cc:ba:bf
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

41:91:a1:5a:39:78:df:cf:49:65:66:38:1d:4c:75:c2
Certificate

4c:1b:73:6b:c6:71:4c:7d:a3:b1:d3:3e:ad:b3:3a:2b
Certificate

3c:5d:23:b6:0b:91:fe:69:3d:d6:99:1b:bf:af:b5:a5:d7:92:c6:e3
Signer

UPX0
Size: - Virtual size: 996KB

UPX1
Size: 375KB - Virtual size: 376KB

.rsrc
Size: 62KB - Virtual size: 64KB

.text
Size: 576KB - Virtual size: 575KB

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

.data
Size: 332KB - Virtual size: 339KB

.idata
Size: 8KB - Virtual size: 6KB

.rsrc
Size: 356KB - Virtual size: 355KB