656942ac73e26e29183efe3b471197d64fc84d7f785cd24d9fa5b3235a0af80f

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General

Target

656942ac73e26e29183efe3b471197d64fc84d7f785cd24d9fa5b3235a0af80f
Size

1.7MB
MD5

788bd163bf3bb1dd3f9d8abe5e640cda
SHA1

91f468dc61e2c46da86c29b71cd10cbf3dbd371a
SHA256

656942ac73e26e29183efe3b471197d64fc84d7f785cd24d9fa5b3235a0af80f
SHA512

22ab9ff30f7616947b4ed5c5c84d2074f9bd4bc86747d45df6dc43a9e6f1fb6bfc48bde502ecfb61a7423f4ecf7808e7ddff1eb4703de4019424ae70dde8267f
SSDEEP

49152:+PGkbDwmTnIVBlH8CmzIEYjNV8tTPwk7s:Ixb1Tyr85IEYNCtT4z

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

656942ac73e26e29183efe3b471197d64fc84d7f785cd24d9fa5b3235a0af80f
.exe windows x86

Code Sign

47:45:52:44:01:c8:c5:85:48:8f:57:5a:72:00:b9:c4
Certificate

Issuer

CN=Dounick,ST=Hubei,C=China,1.2.840.113549.1.9.1=#1305456d61696c

Not Before

29-04-2023 13:16

Not After

31-12-2039 23:59

Subject

CN=Dounick,ST=Hubei,C=China,1.2.840.113549.1.9.1=#1305456d61696c

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

01-08-2022 00:00

Not After

09-11-2031 23:59

Subject

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

23-03-2022 00:00

Not After

22-03-2037 23:59

Subject

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

Issuer

CN=DigiCert Trusted G4 RSA4096 SHA256 TimeStamping CA,O=DigiCert\, Inc.,C=US

Not Before

21-09-2022 00:00

Not After

21-11-2033 23:59

Subject

CN=DigiCert Timestamp 2022 - 2,O=DigiCert,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

18:0b:56:a7:64:28:98:93:a8:a7:31:ce:4b:99:00:31:58:01:e0:7f
Signer

Actual PE Digest

18:0b:56:a7:64:28:98:93:a8:a7:31:ce:4b:99:00:31:58:01:e0:7f

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Dounick,ST=Hubei,C=China,1.2.840.113549.1.9.1=#1305456d61696c

03-05-2023 05:29
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: 412KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 75KB - Virtual size: 76KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 283KB - Virtual size: 284KB

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

.text
Size: 76KB - Virtual size: 80KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 17KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 375KB - Virtual size: 375KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

47:45:52:44:01:c8:c5:85:48:8f:57:5a:72:00:b9:c4Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5aCertificate

Key Usages

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5bCertificate

Extended Key Usages

Key Usages

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5aCertificate

Extended Key Usages

Key Usages

18:0b:56:a7:64:28:98:93:a8:a7:31:ce:4b:99:00:31:58:01:e0:7fSigner

Signature Validations

Verification

03-05-2023 05:29 Valid: false

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 412KB

UPX1 Size: 75KB - Virtual size: 76KB

.rsrc Size: 283KB - Virtual size: 284KB

Headers

File Characteristics

Sections

.text Size: 76KB - Virtual size: 80KB

.rdata Size: 17KB - Virtual size: 20KB

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

.rsrc Size: 375KB - Virtual size: 375KB

47:45:52:44:01:c8:c5:85:48:8f:57:5a:72:00:b9:c4
Certificate

0e:9b:18:8e:f9:d0:2d:e7:ef:db:50:e2:08:40:18:5a
Certificate

07:36:37:b7:24:54:7c:d8:47:ac:fd:28:66:2a:5e:5b
Certificate

0c:4d:69:72:4b:94:fa:3c:2a:4a:3d:29:07:80:3d:5a
Certificate

18:0b:56:a7:64:28:98:93:a8:a7:31:ce:4b:99:00:31:58:01:e0:7f
Signer

03-05-2023 05:29
Valid: false

UPX0
Size: - Virtual size: 412KB

UPX1
Size: 75KB - Virtual size: 76KB

.rsrc
Size: 283KB - Virtual size: 284KB

.text
Size: 76KB - Virtual size: 80KB

.rdata
Size: 17KB - Virtual size: 20KB

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

.rsrc
Size: 375KB - Virtual size: 375KB