636cd585ea2851d3fa495f772055b2a0N[.]exe

Sharing

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General

Target

636cd585ea2851d3fa495f772055b2a0N.exe
Size

60KB
MD5

636cd585ea2851d3fa495f772055b2a0
SHA1

1829f82dc5e677be77afb04fff0cf8f11e08ac7a
SHA256

f1f64abd99575a57c308aa2cdfaccbde6624d7e5bbbc6b0b52503e5b1ad1bc72
SHA512

1529d736a2162c6423f4c1ae166764b3e6582d8bba9163ca93aef6b5877eefe8d41c154b6e05cf6c4f15c0ccac48f705da289c3275ba42651b3eb324019add1c
SSDEEP

768:X+CLZoyIm5Dz2srIFL1XOQ69zbjlAAX5e9zSy:X51tIoNIFL1izbR9XwzB

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

636cd585ea2851d3fa495f772055b2a0N.exe
.exe windows:5 windows x86 arch:x86

Code Sign

33:00:00:04:39:f6:1f:7a:67:6d:a0:00:af:00:00:00:00:04:39
Certificate

Issuer

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

02/09/2021, 18:25

Not After

01/09/2022, 18:25

Subject

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

Extended Key Usages

ExtKeyUsageCodeSigning

61:0c:52:4c:00:00:00:00:00:03
Certificate

Issuer

CN=Microsoft Root Certificate Authority 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

06/07/2010, 20:40

Not After

06/07/2025, 20:50

Subject

CN=Microsoft Code Signing PCA 2010,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

33:00:00:02:55:18:1d:a4:2e:e0:86:fc:15:00:00:00:00:02:55
Certificate

Issuer

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

Not Before

02/09/2021, 18:33

Not After

01/09/2022, 18:33

Subject

CN=Microsoft Corporation,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

e4:d2:48:14:9d:25:27:89:d3:82:3e:e0:09:87:c6:b6:ba:3a:13:5c:9d:95:ad:a3:eb:09:ff:32:39:75:51:bf
Signer

Actual PE Digest

e4:d2:48:14:9d:25:27:89:d3:82:3e:e0:09:87:c6:b6:ba:3a:13:5c:9d:95:ad:a3:eb:09:ff:32:39:75:51:bf

Digest Algorithm

sha256

PE Digest Matches

false

e4:d2:48:14:9d:25:27:89:d3:82:3e:e0:09:87:c6:b6:ba:3a:13:5c:9d:95:ad:a3:eb:09:ff:32:39:75:51:bf
Signer

Actual PE Digest

e4:d2:48:14:9d:25:27:89:d3:82:3e:e0:09:87:c6:b6:ba:3a:13:5c:9d:95:ad:a3:eb:09:ff:32:39:75:51:bf

Digest Algorithm

sha256

PE Digest Matches

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
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: 23KB - Virtual size: 24KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 8KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 6KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Code Sign

33:00:00:04:39:f6:1f:7a:67:6d:a0:00:af:00:00:00:00:04:39Certificate

Extended Key Usages

61:0c:52:4c:00:00:00:00:00:03Certificate

Key Usages

33:00:00:02:55:18:1d:a4:2e:e0:86:fc:15:00:00:00:00:02:55Certificate

Extended Key Usages

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

Key Usages

e4:d2:48:14:9d:25:27:89:d3:82:3e:e0:09:87:c6:b6:ba:3a:13:5c:9d:95:ad:a3:eb:09:ff:32:39:75:51:bfSigner

e4:d2:48:14:9d:25:27:89:d3:82:3e:e0:09:87:c6:b6:ba:3a:13:5c:9d:95:ad:a3:eb:09:ff:32:39:75:51:bfSigner

Headers

File Characteristics

Sections

UPX0 Size: 23KB - Virtual size: 24KB

UPX1 Size: 8KB - Virtual size: 12KB

.rsrc Size: 6KB - Virtual size: 8KB

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

33:00:00:04:39:f6:1f:7a:67:6d:a0:00:af:00:00:00:00:04:39
Certificate

61:0c:52:4c:00:00:00:00:00:03
Certificate

33:00:00:02:55:18:1d:a4:2e:e0:86:fc:15:00:00:00:00:02:55
Certificate

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

e4:d2:48:14:9d:25:27:89:d3:82:3e:e0:09:87:c6:b6:ba:3a:13:5c:9d:95:ad:a3:eb:09:ff:32:39:75:51:bf
Signer

e4:d2:48:14:9d:25:27:89:d3:82:3e:e0:09:87:c6:b6:ba:3a:13:5c:9d:95:ad:a3:eb:09:ff:32:39:75:51:bf
Signer

UPX0
Size: 23KB - Virtual size: 24KB

UPX1
Size: 8KB - Virtual size: 12KB

.rsrc
Size: 6KB - Virtual size: 8KB

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