f7e7a42f65bcf4a4adf1423839e783d4bcc203b83b964cdac321d232700b4bd4

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General

Target

f7e7a42f65bcf4a4adf1423839e783d4bcc203b83b964cdac321d232700b4bd4
Size

2.9MB
MD5

d4bd456317aa3ca85027055fefb63b25
SHA1

3e3ce6f205cd8c5cb43d6091f55a4d651c89fa20
SHA256

f7e7a42f65bcf4a4adf1423839e783d4bcc203b83b964cdac321d232700b4bd4
SHA512

573b5bf534358d0df659353d95bda5e5c6b3b8cda831bd421afc053638e2daff2bd6c1241fdc34d2b8eccf7364e48fad416a27f45be6ba0a66869d4edcf5b61d
SSDEEP

49152:wWbWOcEIt7rLaHqyU4O4G8Re+TkZuD8tMaHkefa/RxfTaRG2RRAHGD1PO/u4sDKT:VaDEIV3aKD4G8RpV8PkD7OvBOQI

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

f7e7a42f65bcf4a4adf1423839e783d4bcc203b83b964cdac321d232700b4bd4
.exe windows x64

Code Sign

78:43:34:75:fd:e2:44:93:4b:9a:59:6f:29:b3:5d:83
Certificate

Issuer

CN=www.esteemed.com

Not Before

26-10-2022 18:39

Not After

26-10-2023 18:59

Subject

CN=www.esteemed.com

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

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

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

9e:25:71:ec:96:eb:ec:aa:c5:b9:ec:3e:0b:48:22:69:40:58:98:e5:32:86:2c:5b:c2:3f:70:f6:67:37:d9:f6
Signer

Actual PE Digest

9e:25:71:ec:96:eb:ec:aa:c5:b9:ec:3e:0b:48:22:69:40:58:98:e5:32:86:2c:5b:c2:3f:70:f6:67:37:d9:f6

Digest Algorithm

sha256

PE Digest Matches

false

Signature Validations

Trusted

false

Verification

Signing Certificate

CN=www.esteemed.com

15-12-2022 13:55
Valid: false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: - Virtual size: 4.9MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 2.9MB - Virtual size: 2.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows x64

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_HIGH_ENTROPY_VA
IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_LARGE_ADDRESS_AWARE
IMAGE_FILE_DEBUG_STRIPPED

Exports

Exports

_cgo_dummy_export
authorizerTrampoline
callbackTrampoline
commitHookTrampoline
compareTrampoline
doneTrampoline
preUpdateHookTrampoline
rollbackHookTrampoline
stepTrampoline
updateHookTrampoline

Sections

.text
Size: 3.9MB - Virtual size: 3.9MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 261KB - Virtual size: 260KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 3.1MB - Virtual size: 3.1MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.pdata
Size: 24KB - Virtual size: 23KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.xdata
Size: 25KB - Virtual size: 25KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 386KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 345B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 6KB - Virtual size: 5KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 104B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 16B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.reloc
Size: 53KB - Virtual size: 53KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

78:43:34:75:fd:e2:44:93:4b:9a:59:6f:29:b3:5d:83Certificate

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

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

Extended Key Usages

Key Usages

9e:25:71:ec:96:eb:ec:aa:c5:b9:ec:3e:0b:48:22:69:40:58:98:e5:32:86:2c:5b:c2:3f:70:f6:67:37:d9:f6Signer

Signature Validations

Verification

15-12-2022 13:55 Valid: false

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 4.9MB

UPX1 Size: 2.9MB - Virtual size: 2.9MB

UPX2 Size: 512B - Virtual size: 4KB

Headers

DLL Characteristics

File Characteristics

Exports

Exports

Sections

.text Size: 3.9MB - Virtual size: 3.9MB

.data Size: 261KB - Virtual size: 260KB

.rdata Size: 3.1MB - Virtual size: 3.1MB

.pdata Size: 24KB - Virtual size: 23KB

.xdata Size: 25KB - Virtual size: 25KB

.bss Size: - Virtual size: 386KB

.edata Size: 512B - Virtual size: 345B

.idata Size: 6KB - Virtual size: 5KB

.CRT Size: 512B - Virtual size: 104B

.tls Size: 512B - Virtual size: 16B

.reloc Size: 53KB - Virtual size: 53KB

78:43:34:75:fd:e2:44:93:4b:9a:59:6f:29:b3:5d:83
Certificate

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

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

9e:25:71:ec:96:eb:ec:aa:c5:b9:ec:3e:0b:48:22:69:40:58:98:e5:32:86:2c:5b:c2:3f:70:f6:67:37:d9:f6
Signer

15-12-2022 13:55
Valid: false

UPX0
Size: - Virtual size: 4.9MB

UPX1
Size: 2.9MB - Virtual size: 2.9MB

UPX2
Size: 512B - Virtual size: 4KB

.text
Size: 3.9MB - Virtual size: 3.9MB

.data
Size: 261KB - Virtual size: 260KB

.rdata
Size: 3.1MB - Virtual size: 3.1MB

.pdata
Size: 24KB - Virtual size: 23KB

.xdata
Size: 25KB - Virtual size: 25KB

.bss
Size: - Virtual size: 386KB

.edata
Size: 512B - Virtual size: 345B

.idata
Size: 6KB - Virtual size: 5KB

.CRT
Size: 512B - Virtual size: 104B

.tls
Size: 512B - Virtual size: 16B

.reloc
Size: 53KB - Virtual size: 53KB