ac948ce00f0d8eda9aa2cd0b751cdb74

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General

Target

ac948ce00f0d8eda9aa2cd0b751cdb74
Size

217KB
MD5

ac948ce00f0d8eda9aa2cd0b751cdb74
SHA1

ec662c69ed6c2858303187e6eaebbb0c266ee393
SHA256

2d01005c71835c77011233103563978494989f0f946f3f955d0538816b58b7ea
SHA512

32ada7e0d69996cf4b6d5008da19f1ac05d48796bebdb8dfd573df8ca7b7722275eff144f563eb3b194ec91916d0054ecdf46e60b89bd14c65b1410941b95d9e
SSDEEP

6144:bHuLJtl7NMH9lXMnyiaQZTx3HVdgr5IXWl+1Ba6niGNY:bclBwCbTR1mrOWl+1BamiGNY

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

ac948ce00f0d8eda9aa2cd0b751cdb74
.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

45:50:5b:64:7d:0d:60:09:19:fc:5c:39:fb:94:af:88:3a:25:a5:08
Signer

Actual PE Digest

45:50:5b:64:7d:0d:60:09:19:fc:5c:39:fb:94:af:88:3a:25:a5:08

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: 2.0MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 202KB - Virtual size: 204KB

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: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: 176KB - Virtual size: 174KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 48KB - Virtual size: 45KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 20KB - Virtual size: 37KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2.0MB - Virtual size: 2.0MB

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

45:50:5b:64:7d:0d:60:09:19:fc:5c:39:fb:94:af:88:3a:25:a5:08Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.0MB

UPX1 Size: 202KB - Virtual size: 204KB

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

Headers

File Characteristics

Sections

.text Size: 176KB - Virtual size: 174KB

.rdata Size: 48KB - Virtual size: 45KB

.data Size: 20KB - Virtual size: 37KB

.rsrc Size: 2.0MB - Virtual size: 2.0MB

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

45:50:5b:64:7d:0d:60:09:19:fc:5c:39:fb:94:af:88:3a:25:a5:08
Signer

UPX0
Size: - Virtual size: 2.0MB

UPX1
Size: 202KB - Virtual size: 204KB

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

.text
Size: 176KB - Virtual size: 174KB

.rdata
Size: 48KB - Virtual size: 45KB

.data
Size: 20KB - Virtual size: 37KB

.rsrc
Size: 2.0MB - Virtual size: 2.0MB