ac0fb43c0c856ed629a0f32bf47267c459973964dfb42d44274b15a424bcc5c4

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General

Target

ac0fb43c0c856ed629a0f32bf47267c459973964dfb42d44274b15a424bcc5c4
Size

1.6MB
MD5

82901d6179d63704b923b2ce1e8887c7
SHA1

99b13413de4cfdcd29dd5f17ef8f636a72c6da81
SHA256

ac0fb43c0c856ed629a0f32bf47267c459973964dfb42d44274b15a424bcc5c4
SHA512

ca575adacd0fd13092ab9fa919fcddd5830f568c8274e70582145317ee007472db38332eb8f86a0e1461ae6a4d0c92c2f55844f23e19bfbf050588199493d51e
SSDEEP

24576:Qv8EM8snUqX259TdjjeI7bGe1XtjFIvTqkdlZgX6rKOhMx+5IO:YUPnUqsJjjj7b3ZIGaZDmVxc

Score

8^/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

ac0fb43c0c856ed629a0f32bf47267c459973964dfb42d44274b15a424bcc5c4
.exe windows x86

Code Sign

33:00:00:00:4c:a1:e8:4d:cc:b4:74:7b:3b:00:00:00:00:00:4c
Certificate

Issuer

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

11-11-2013 22:11

Not After

11-02-2015 22:11

Subject

CN=Microsoft Time-Stamp Service,OU=MOPR+OU=nCipher DSE ESN:C0F4-3086-DEF8,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

33:00:00:00:ce:0c:be:ea:b1:28:23:24:42:00:01:00:00:00:ce
Certificate

Issuer

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

14-05-2014 20:30

Not After

14-08-2015 20:30

Subject

CN=Skype Software Sarl,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:33:26:1a:00:00:00:00:00:31
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

31-08-2010 22:19

Not After

31-08-2020 22:29

Subject

CN=Microsoft Code Signing PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

61:16:68:34:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Root Certificate Authority,0.9.2342.19200300.100.1.25=#13096d6963726f736f6674,0.9.2342.19200300.100.1.25=#1303636f6d

Not Before

03-04-2007 12:53

Not After

03-04-2021 13:03

Subject

CN=Microsoft Time-Stamp PCA,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:00:22:3a:33:32:8d:e7:e0:0a:4f:00:00:00:00:00:22
Certificate

Issuer

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

14-05-2014 20:36

Not After

14-08-2015 20:36

Subject

CN=Skype Software Sarl,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

61:0e:90:d2:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

08-07-2011 20:59

Not After

08-07-2026 21:09

Subject

CN=Microsoft Code Signing PCA 2011,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

20:dd:a3:be:c2:28:68:eb:19:0f:0d:9b:c9:e1:76:15:95:b1:cc:d4:00:43:c5:a8:09:65:40:1d:1e:5f:d5:af
Signer

Actual PE Digest

20:dd:a3:be:c2:28:68:eb:19:0f:0d:9b:c9:e1:76:15:95:b1:cc:d4:00:43:c5:a8:09:65:40:1d:1e:5f:d5:af

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Skype Software Sarl,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

17-11-2022 13:18
Valid: false

ab:44:65:b2:93:c9:ba:32:35:47:4a:f1:7d:ac:95:d8:e3:35:6c:d6
Signer

Actual PE Digest

ab:44:65:b2:93:c9:ba:32:35:47:4a:f1:7d:ac:95:d8:e3:35:6c:d6

Digest Algorithm

sha1

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Skype Software Sarl,OU=MOPR,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

24-07-2014 17:56
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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 1.9MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 292KB - Virtual size: 292KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Code Sign

33:00:00:00:4c:a1:e8:4d:cc:b4:74:7b:3b:00:00:00:00:00:4cCertificate

Extended Key Usages

33:00:00:00:ce:0c:be:ea:b1:28:23:24:42:00:01:00:00:00:ceCertificate

Extended Key Usages

61:33:26:1a:00:00:00:00:00:31Certificate

Key Usages

61:16:68:34:00:00:00:00:00:1cCertificate

Extended Key Usages

Key Usages

33:00:00:00:22:3a:33:32:8d:e7:e0:0a:4f:00:00:00:00:00:22Certificate

Extended Key Usages

61:0e:90:d2:00:00:00:00:00:03Certificate

Key Usages

20:dd:a3:be:c2:28:68:eb:19:0f:0d:9b:c9:e1:76:15:95:b1:cc:d4:00:43:c5:a8:09:65:40:1d:1e:5f:d5:afSigner

Signature Validations

Verification

17-11-2022 13:18 Valid: false

ab:44:65:b2:93:c9:ba:32:35:47:4a:f1:7d:ac:95:d8:e3:35:6c:d6Signer

Signature Validations

Verification

24-07-2014 17:56 Valid: false

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.9MB

UPX1 Size: 1.3MB - Virtual size: 1.3MB

.rsrc Size: 292KB - Virtual size: 292KB

33:00:00:00:4c:a1:e8:4d:cc:b4:74:7b:3b:00:00:00:00:00:4c
Certificate

33:00:00:00:ce:0c:be:ea:b1:28:23:24:42:00:01:00:00:00:ce
Certificate

61:33:26:1a:00:00:00:00:00:31
Certificate

61:16:68:34:00:00:00:00:00:1c
Certificate

33:00:00:00:22:3a:33:32:8d:e7:e0:0a:4f:00:00:00:00:00:22
Certificate

61:0e:90:d2:00:00:00:00:00:03
Certificate

20:dd:a3:be:c2:28:68:eb:19:0f:0d:9b:c9:e1:76:15:95:b1:cc:d4:00:43:c5:a8:09:65:40:1d:1e:5f:d5:af
Signer

17-11-2022 13:18
Valid: false

ab:44:65:b2:93:c9:ba:32:35:47:4a:f1:7d:ac:95:d8:e3:35:6c:d6
Signer

24-07-2014 17:56
Valid: false

UPX0
Size: - Virtual size: 1.9MB

UPX1
Size: 1.3MB - Virtual size: 1.3MB

.rsrc
Size: 292KB - Virtual size: 292KB