OInstall[.]exe

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General

Target

OInstall.exe
Size

9.5MB
MD5

f71556138c9eb716330063156db4a6bc
SHA1

bd91945d407cbeee830c15280c8324459f0ff61a
SHA256

41ff83c380b958e918c4061c02a6077590d7630a01d7f2f0f448dc1a6fbf284a
SHA512

259642e8b2398122f00b031f6af4e79a2cea0831b4ef00c0f118f1fd28d32c92122a118921ce2af915f141273a2774ccf9abdfdc596175ac3c190e8f891c139e
SSDEEP

196608:vp1crEM65aqMLvUcm+oz3BkeBTAUW24t13Dr7m0mitn2xe7gXQZ+3jeRBTfYNCH1:hurEzabjm+4keB0vt1Dr7m0mc2xe7gAN

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

Files

OInstall.exe
.exe windows x86

Code Sign

75:3e:5c:ef:ec:b6:3d:75:b2:cc:6b:83:03:2f:89:9e
Certificate

Issuer

CN=WZTeam

Not Before

02-11-2016 18:47

Not After

31-12-2039 23:59

Subject

CN=WZTeam

Extended Key Usages

ExtKeyUsageCodeSigning

16:88:f0:39:25:5e:63:8e:69:14:39:07:e6:33:0b
Certificate

Issuer

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Not Before

31-12-2015 00:00

Not After

09-07-2019 18:40

Subject

CN=COMODO SHA-1 Time Stamping Signer,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

1a:05:da:b8:f0:7a:e8:40:be:ad:78:fe:b2:55:a8:74
Certificate

Issuer

CN=WZTeam

Not Before

10-03-2017 18:02

Not After

31-12-2039 23:59

Subject

CN=WZTeam

4e:b0:87:8f:cc:24:35:36:b2:d8:c9:f7:bf:39:55:77
Certificate

Issuer

CN=UTN-USERFirst-Object,OU=http://www.usertrust.com,O=The USERTRUST Network,L=Salt Lake City,ST=UT,C=US

Not Before

31-12-2015 00:00

Not After

09-07-2019 18:40

Subject

CN=COMODO SHA-256 Time Stamping Signer,O=COMODO CA Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

ca:6d:1f:fd:5c:07:e8:69:eb:66:3c:41:1f:ae:4d:00:ea:ee:12:1e:25:c4:d0:8a:c8:64:0b:18:ab:35:02:b7
Signer

Actual PE Digest

ca:6d:1f:fd:5c:07:e8:69:eb:66:3c:41:1f:ae:4d:00:ea:ee:12:1e:25:c4:d0:8a:c8:64:0b:18:ab:35:02:b7

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=WZTeam

30-08-2018 04:58
Valid: false

73:4c:86:2e:70:af:25:7b:8c:fe:a9:16:58:f8:39:08:bc:bb:03:ad
Signer

Actual PE Digest

73:4c:86:2e:70:af:25:7b:8c:fe:a9:16:58:f8:39:08:bc:bb:03:ad

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=WZTeam

30-08-2018 04:58
Valid: false

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: 8.2MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 9.4MB - Virtual size: 9.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 84KB - Virtual size: 88KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows 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

.code
Size: 187KB - Virtual size: 186KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.text
Size: 594KB - Virtual size: 594KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 114KB - Virtual size: 113KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 16.1MB - Virtual size: 16.6MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 83KB - Virtual size: 82KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.modplug
Size: - Virtual size: 20KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Code Sign

75:3e:5c:ef:ec:b6:3d:75:b2:cc:6b:83:03:2f:89:9eCertificate

Extended Key Usages

16:88:f0:39:25:5e:63:8e:69:14:39:07:e6:33:0bCertificate

Extended Key Usages

Key Usages

1a:05:da:b8:f0:7a:e8:40:be:ad:78:fe:b2:55:a8:74Certificate

4e:b0:87:8f:cc:24:35:36:b2:d8:c9:f7:bf:39:55:77Certificate

Extended Key Usages

Key Usages

ca:6d:1f:fd:5c:07:e8:69:eb:66:3c:41:1f:ae:4d:00:ea:ee:12:1e:25:c4:d0:8a:c8:64:0b:18:ab:35:02:b7Signer

Signature Validations

Verification

30-08-2018 04:58 Valid: false

73:4c:86:2e:70:af:25:7b:8c:fe:a9:16:58:f8:39:08:bc:bb:03:adSigner

Signature Validations

Verification

30-08-2018 04:58 Valid: false

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 8.2MB

UPX1 Size: 9.4MB - Virtual size: 9.4MB

.rsrc Size: 84KB - Virtual size: 88KB

Headers

File Characteristics

Sections

.code Size: 187KB - Virtual size: 186KB

.text Size: 594KB - Virtual size: 594KB

.rdata Size: 114KB - Virtual size: 113KB

.data Size: 16.1MB - Virtual size: 16.6MB

.rsrc Size: 83KB - Virtual size: 82KB

.modplug Size: - Virtual size: 20KB

75:3e:5c:ef:ec:b6:3d:75:b2:cc:6b:83:03:2f:89:9e
Certificate

16:88:f0:39:25:5e:63:8e:69:14:39:07:e6:33:0b
Certificate

1a:05:da:b8:f0:7a:e8:40:be:ad:78:fe:b2:55:a8:74
Certificate

4e:b0:87:8f:cc:24:35:36:b2:d8:c9:f7:bf:39:55:77
Certificate

ca:6d:1f:fd:5c:07:e8:69:eb:66:3c:41:1f:ae:4d:00:ea:ee:12:1e:25:c4:d0:8a:c8:64:0b:18:ab:35:02:b7
Signer

30-08-2018 04:58
Valid: false

73:4c:86:2e:70:af:25:7b:8c:fe:a9:16:58:f8:39:08:bc:bb:03:ad
Signer

30-08-2018 04:58
Valid: false

UPX0
Size: - Virtual size: 8.2MB

UPX1
Size: 9.4MB - Virtual size: 9.4MB

.rsrc
Size: 84KB - Virtual size: 88KB

.code
Size: 187KB - Virtual size: 186KB

.text
Size: 594KB - Virtual size: 594KB

.rdata
Size: 114KB - Virtual size: 113KB

.data
Size: 16.1MB - Virtual size: 16.6MB

.rsrc
Size: 83KB - Virtual size: 82KB

.modplug
Size: - Virtual size: 20KB