formulario[.]PDF[.]9944067071[.]zip

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18-11-2023 11:30

231118-nl8h4seg9s 7

18-11-2023 11:29

231118-nlqy3adh46 7

17-11-2023 18:33

231117-w66t1sce73 7

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General

Target

formulario.PDF.9944067071.zip
Size

2.8MB
MD5

7f855fd8b463771737a5985aebc0ce72
SHA1

781d48b56319a6feca9d3ff6be44d9dbad5878d2
SHA256

3d14045e08c93efc3c34122ffb16d51d7fb7e2c996fd8a64286c0cea4881afff
SHA512

759a1827c9d040cec6557546dd7f08b20cb935eec78310693c043e19ebc06fa6204fad07cbf24bd2dc10409f6ee52fc85dbecb635e44e087572821d89ffc09ff
SSDEEP

49152:Oqlsugo9CoDvILrRr+iacZTAg5pGAGB2kpZb4riFxwG/LUwGpSJQMgxdyk6:OnugoU+ERSqt5pGx2kpZbUiDwmUwwrML

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
static1/unpack001/	upx

Unsigned PE 1 IoCs
Checks for missing Authenticode signature.

Processes:

resource

unpack002/out.upx

resource
unpack002/out.upx

Files

formulario.PDF.9944067071.zip
.zip
.exe windows:5 windows x86 arch:x86

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

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

Not Before

29-04-2021 00:00

Not After

28-04-2036 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0d:8f:0c:13:82:8d:2d:ba:7c:83:94:b3:fe:70:ff:2b
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

29-04-2022 00:00

Not After

01-05-2024 23:59

Subject

SERIALNUMBER=2748129,CN=Adobe Inc.,OU=Acrobat 11,O=Adobe Inc.,L=San Jose,ST=ca,C=US,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.2=#130844656c6177617265,1.3.6.1.4.1.311.60.2.1.3=#13025553

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

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

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

a4:02:27:1a:63:66:a8:f9:01:fb:02:23:cd:ff:e9:86:ef:dd:5b:15:19:35:1f:87:0f:0f:86:fb:fe:15:d0:6c
Signer

Actual PE Digest

a4:02:27:1a:63:66:a8:f9:01:fb:02:23:cd:ff:e9:86:ef:dd:5b:15:19:35:1f:87:0f:0f:86:fb:fe:15:d0:6c

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 2.6MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.2MB - Virtual size: 1.2MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 19KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 windows x86 arch:x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Exports

Exports

_CreateProcessWithTokenW@36

Sections

.text
Size: 2.1MB - Virtual size: 2.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 501KB - Virtual size: 500KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 27KB - Virtual size: 47KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 968KB - Virtual size: 968KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 170KB - Virtual size: 169KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ
formulario -108761.msi
.msi

Resubmissions

Sharing

General

Malware Config

Signatures

Files

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

0d:8f:0c:13:82:8d:2d:ba:7c:83:94:b3:fe:70:ff:2bCertificate

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

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

Extended Key Usages

Key Usages

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

Key Usages

a4:02:27:1a:63:66:a8:f9:01:fb:02:23:cd:ff:e9:86:ef:dd:5b:15:19:35:1f:87:0f:0f:86:fb:fe:15:d0:6cSigner

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.6MB

UPX1 Size: 1.2MB - Virtual size: 1.2MB

.rsrc Size: 19KB - Virtual size: 20KB

Headers

DLL Characteristics

File Characteristics

Exports

Exports

Sections

.text Size: 2.1MB - Virtual size: 2.1MB

.rdata Size: 501KB - Virtual size: 500KB

.data Size: 27KB - Virtual size: 47KB

.rsrc Size: 968KB - Virtual size: 968KB

.reloc Size: 170KB - Virtual size: 169KB

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

0d:8f:0c:13:82:8d:2d:ba:7c:83:94:b3:fe:70:ff:2b
Certificate

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

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

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

a4:02:27:1a:63:66:a8:f9:01:fb:02:23:cd:ff:e9:86:ef:dd:5b:15:19:35:1f:87:0f:0f:86:fb:fe:15:d0:6c
Signer

UPX0
Size: - Virtual size: 2.6MB

UPX1
Size: 1.2MB - Virtual size: 1.2MB

.rsrc
Size: 19KB - Virtual size: 20KB

.text
Size: 2.1MB - Virtual size: 2.1MB

.rdata
Size: 501KB - Virtual size: 500KB

.data
Size: 27KB - Virtual size: 47KB

.rsrc
Size: 968KB - Virtual size: 968KB

.reloc
Size: 170KB - Virtual size: 169KB