usa1[.]exe | Triage

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General

Target

usa1.exe
Size

3.2MB
MD5

ab8e9ac36f014b3e59d38f5a41dd5abe
SHA1

b040fed81d9d11384d8f972e51fb946128ddc398
SHA256

6d0a5048b64ef4877f1ea3480f95b899344dd020c05130055260048b91201dc0
SHA512

7004299e4eda607bac1ca3b89a38ff9e23065e0601269f03b699788bd39f858ac24aef0bd84690aafb24b76a52ee945635e56c06742f4f08b7f109c001c6f269
SSDEEP

24576:ps6ycQmU+zBplksS+VqvZ7Z9AUHq/scZpv+/pgphp0Pc2JU2TtRwnIjr/IuB8ZGO:A+rqrdq/0Pc21TtRrwJhKXYhi/2

Score

7^/10

themida

Malware Config

Signatures

Themida packer 1 IoCs
Detects Themida, an advanced Windows software protection system.
themida

Processes:

resource yara_rule

sample themida

resource	yara_rule
sample	themida

Files

usa1.exe
.exe windows x86

Code Sign

23:20:ba:76:1b:e8:0e:a7:40:6d:3c:b4:d4:c4:ab:dd
Certificate

Issuer

CN=Toshiba MQ01ABDxx 2.5 MQ01ABD050

Not Before

20-06-2022 19:19

Not After

21-06-2032 19:19

Subject

CN=Toshiba MQ01ABDxx 2.5 MQ01ABD050

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

Issuer

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Not Before

11-05-2022 00:00

Not After

10-08-2033 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #3,O=Sectigo Limited,ST=Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageContentCommitment

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

Issuer

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

Not Before

02-05-2019 00:00

Not After

18-01-2038 23:59

Subject

CN=Sectigo RSA Time Stamping CA,O=Sectigo Limited,L=Salford,ST=Greater Manchester,C=GB

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

00:b2:2b:7c:73:a7:55:63:41:cd:b0:a0:72:9d:bd:18:37:54:bf:fa:91:3e:b7:9d:42:7b:d8:e0:ce:67:0d:b3
Signer

Actual PE Digest

00:b2:2b:7c:73:a7:55:63:41:cd:b0:a0:72:9d:bd:18:37:54:bf:fa:91:3e:b7:9d:42:7b:d8:e0:ce:67:0d:b3

Digest Algorithm

sha256

PE Digest Matches

true

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=Toshiba MQ01ABDxx 2.5 MQ01ABD050

23-06-2022 17:36
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_DEBUG_STRIPPED
IMAGE_FILE_REMOVABLE_RUN_FROM_SWAP
IMAGE_FILE_NET_RUN_FROM_SWAP
IMAGE_FILE_BYTES_REVERSED_HI

Sections

.text
Size: 75KB - Virtual size: 75KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 13KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 4KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 12B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 165KB - Virtual size: 164KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 4KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.themida
Size: 2.9MB - Virtual size: 2.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

Code Sign

23:20:ba:76:1b:e8:0e:a7:40:6d:3c:b4:d4:c4:ab:ddCertificate

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43Certificate

Extended Key Usages

Key Usages

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9Certificate

Extended Key Usages

Key Usages

00:b2:2b:7c:73:a7:55:63:41:cd:b0:a0:72:9d:bd:18:37:54:bf:fa:91:3e:b7:9d:42:7b:d8:e0:ce:67:0d:b3Signer

Signature Validations

Verification

23-06-2022 17:36 Valid: false

Headers

File Characteristics

Sections

.text Size: 75KB - Virtual size: 75KB

.itext Size: 3KB - Virtual size: 2KB

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

.bss Size: - Virtual size: 13KB

.idata Size: 4KB - Virtual size: 4KB

.tls Size: - Virtual size: 12B

.rdata Size: 512B - Virtual size: 24B

.rsrc Size: 165KB - Virtual size: 164KB

.idata Size: 512B - Virtual size: 4KB

.tls Size: 512B - Virtual size: 4KB

.themida Size: 2.9MB - Virtual size: 2.9MB

23:20:ba:76:1b:e8:0e:a7:40:6d:3c:b4:d4:c4:ab:dd
Certificate

90:39:7f:9a:d2:4a:3a:13:f2:bd:91:5f:08:38:a9:43
Certificate

30:0f:6f:ac:dd:66:98:74:7c:a9:46:36:a7:78:2d:b9
Certificate

00:b2:2b:7c:73:a7:55:63:41:cd:b0:a0:72:9d:bd:18:37:54:bf:fa:91:3e:b7:9d:42:7b:d8:e0:ce:67:0d:b3
Signer

23-06-2022 17:36
Valid: false

.text
Size: 75KB - Virtual size: 75KB

.itext
Size: 3KB - Virtual size: 2KB

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

.bss
Size: - Virtual size: 13KB

.idata
Size: 4KB - Virtual size: 4KB

.tls
Size: - Virtual size: 12B

.rdata
Size: 512B - Virtual size: 24B

.rsrc
Size: 165KB - Virtual size: 164KB

.idata
Size: 512B - Virtual size: 4KB

.tls
Size: 512B - Virtual size: 4KB

.themida
Size: 2.9MB - Virtual size: 2.9MB