c91751899f703b252f9a9e2965c17708c2c250bc04a305b4f1e2edad4fcace33

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General

Target

c91751899f703b252f9a9e2965c17708c2c250bc04a305b4f1e2edad4fcace33
Size

271KB
MD5

8003beed2ba3e79ab575886da606f8e1
SHA1

6a3d2c7d7c991f6a4013b7fe22d3bdada9ff9ec0
SHA256

c91751899f703b252f9a9e2965c17708c2c250bc04a305b4f1e2edad4fcace33
SHA512

9d02528ce98751a25c244f8add7468e6d9de9483a8f1b2a017df63945b4c5e7dc8e10522dff91b4cced6eb72e7db0712143ad04b55663fad08a2c90af8a5e682
SSDEEP

6144:pWXALnQgAnQiys9q5pP8VKf/i3vjlibbt4RfzZiKg2G817k:MGSnQ/N5J8VKXifO49Zzoi7k

Score

5^/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

c91751899f703b252f9a9e2965c17708c2c250bc04a305b4f1e2edad4fcace33
.exe windows:4 windows x86 arch:x86

Code Sign

36:02:61:76:36:e7:03:4b:9c:c1:fc:5f:fe:ac:2d:54
Certificate

Issuer

CN=Sectigo Public Code Signing Root E46,O=Sectigo Limited,C=GB

Not Before

22-03-2021 00:00

Not After

21-03-2036 23:59

Subject

CN=Sectigo Public Code Signing CA E36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

51:13:79:5c:8c:08:65:de:18:28:a0:6a:b9:05:20:8b
Certificate

Issuer

CN=Sectigo Public Code Signing CA E36,O=Sectigo Limited,C=GB

Not Before

22-12-2024 00:00

Not After

22-12-2025 23:59

Subject

CN=SPACE MUSHROOMS S.R.L.,O=SPACE MUSHROOMS S.R.L.,ST=Milano,C=IT

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

d5:b3:60:02:89:59:a2:7f:84:65:c9:e6:b1:8d:ba:cb
Certificate

Issuer

CN=AAA Certificate Services,O=Comodo CA Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

28-02-2023 00:00

Not After

31-12-2028 23:59

Subject

CN=Sectigo Public Code Signing Root E46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

3a:52:6a:2c:84:ce:55:e6:1d:65:fc:cc:12:d8:e9:89
Certificate

Issuer

CN=Sectigo Public Time Stamping CA R36,O=Sectigo Limited,C=GB

Not Before

15-01-2024 00:00

Not After

14-04-2035 23:59

Subject

CN=Sectigo Public Time Stamping Signer R35,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

7a:23:ae:da:53:69:96:0f:91:c8:3e:5c:f4:c7:e3:3f
Certificate

Issuer

CN=Sectigo Public Time Stamping Root R46,O=Sectigo Limited,C=GB

Not Before

22-03-2021 00:00

Not After

21-03-2036 23:59

Subject

CN=Sectigo Public Time Stamping CA R36,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

36:c2:b0:bd:7c:1b:3a:e7:a3:b3:dd:36:cb:c9:75:68
Certificate

Issuer

CN=USERTrust RSA Certification Authority,O=The USERTRUST Network,L=Jersey City,ST=New Jersey,C=US

Not Before

22-03-2021 00:00

Not After

18-01-2038 23:59

Subject

CN=Sectigo Public Time Stamping Root R46,O=Sectigo Limited,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

54:04:e0:57:80:b7:54:79:dc:f9:e6:76:a4:b5:1e:45:6a:54:ce:a7:74:d6:f5:6b:bc:6f:f2:eb:27:49:ba:0e
Signer

Actual PE Digest

54:04:e0:57:80:b7:54:79:dc:f9:e6:76:a4:b5:1e:45:6a:54:ce:a7:74:d6:f5:6b:bc:6f:f2:eb:27:49:ba:0e

Digest Algorithm

sha256

PE Digest Matches

true

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: 504KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 258KB - Virtual size: 260KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 3KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:4 windows x86 arch: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: 64KB - Virtual size: 61KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 16KB - Virtual size: 14KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 664KB - Virtual size: 670KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 4KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Code Sign

36:02:61:76:36:e7:03:4b:9c:c1:fc:5f:fe:ac:2d:54Certificate

Extended Key Usages

Key Usages

51:13:79:5c:8c:08:65:de:18:28:a0:6a:b9:05:20:8bCertificate

Extended Key Usages

Key Usages

d5:b3:60:02:89:59:a2:7f:84:65:c9:e6:b1:8d:ba:cbCertificate

Extended Key Usages

Key Usages

3a:52:6a:2c:84:ce:55:e6:1d:65:fc:cc:12:d8:e9:89Certificate

Extended Key Usages

Key Usages

7a:23:ae:da:53:69:96:0f:91:c8:3e:5c:f4:c7:e3:3fCertificate

Extended Key Usages

Key Usages

36:c2:b0:bd:7c:1b:3a:e7:a3:b3:dd:36:cb:c9:75:68Certificate

Extended Key Usages

Key Usages

54:04:e0:57:80:b7:54:79:dc:f9:e6:76:a4:b5:1e:45:6a:54:ce:a7:74:d6:f5:6b:bc:6f:f2:eb:27:49:ba:0eSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 504KB

UPX1 Size: 258KB - Virtual size: 260KB

.rsrc Size: 3KB - Virtual size: 4KB

Headers

File Characteristics

Sections

.text Size: 64KB - Virtual size: 61KB

.rdata Size: 16KB - Virtual size: 14KB

.data Size: 664KB - Virtual size: 670KB

.rsrc Size: 4KB - Virtual size: 2KB

36:02:61:76:36:e7:03:4b:9c:c1:fc:5f:fe:ac:2d:54
Certificate

51:13:79:5c:8c:08:65:de:18:28:a0:6a:b9:05:20:8b
Certificate

d5:b3:60:02:89:59:a2:7f:84:65:c9:e6:b1:8d:ba:cb
Certificate

3a:52:6a:2c:84:ce:55:e6:1d:65:fc:cc:12:d8:e9:89
Certificate

7a:23:ae:da:53:69:96:0f:91:c8:3e:5c:f4:c7:e3:3f
Certificate

36:c2:b0:bd:7c:1b:3a:e7:a3:b3:dd:36:cb:c9:75:68
Certificate

54:04:e0:57:80:b7:54:79:dc:f9:e6:76:a4:b5:1e:45:6a:54:ce:a7:74:d6:f5:6b:bc:6f:f2:eb:27:49:ba:0e
Signer

UPX0
Size: - Virtual size: 504KB

UPX1
Size: 258KB - Virtual size: 260KB

.rsrc
Size: 3KB - Virtual size: 4KB

.text
Size: 64KB - Virtual size: 61KB

.rdata
Size: 16KB - Virtual size: 14KB

.data
Size: 664KB - Virtual size: 670KB

.rsrc
Size: 4KB - Virtual size: 2KB