file[.]zip | Triage

Sharing

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General

Target

file.zip
Size

808KB
MD5

a84f0aed481f8fc1231a04457da2a15b
SHA1

07fe8a30c73c153bfc1c0281cf6e726933ff04b8
SHA256

85aac56e60286dab90f60dd229263231a02b2310d155f527f1e60a5a78c3489a
SHA512

0e957d97357820a50546670e121c378180313c8f55749b98c1b328ac99ada9cb0a1205a3b68160945602e518cb23bd0e1a1dbf3e6cd0db92d4d9254ec82571e3
SSDEEP

24576:+jWmKwpy1mDfoGzV3QbtnYcXiOIX9Ftqf1Jqhf0:NmBUc7xVIDXGqShf0

Score

7^/10

Malware Config

Signatures

.NET Reactor proctector 1 IoCs

Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

resource	yara_rule
static1/unpack001/file	net_reactor

Files

file.zip
.zip

Password: infected
file
.exe windows x86

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

54:ae:8e:77:a6:2c:80:8b:48:1f:98:9d:9c:9d:8f:83
Certificate

Issuer

CN=Acer Nitro Game 5 AN515-45-R2HE (NH.QBCER.005)

Not Before

16/07/2023, 09:52

Not After

17/07/2033, 09:52

Subject

CN=Acer Nitro Game 5 AN515-45-R2HE (NH.QBCER.005)

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

Issuer

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

Not Before

03/05/2023, 00:00

Not After

02/08/2034, 23:59

Subject

CN=Sectigo RSA Time Stamping Signer #4,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

5b:1c:43:8b:c8:95:b9:93:6c:81:f6:ba:43:4b:52:ae:a3:40:c3:1e:5a:74:7c:ff:eb:00:58:84:4d:0d:8b:cb
Signer

Actual PE Digest

5b:1c:43:8b:c8:95:b9:93:6c:81:f6:ba:43:4b:52:ae:a3:40:c3:1e:5a:74:7c:ff:eb:00:58:84:4d:0d:8b:cb

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_NO_SEH
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Imports

mscoree

_CorExeMain

Sections

.text
Size: 1.4MB - Virtual size: 1.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rsrc
Size: 304KB - Virtual size: 304KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 512B - Virtual size: 12B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: infected

f34d5f2d4577ed6d9ceec516c1f5a744

Code Sign

54:ae:8e:77:a6:2c:80:8b:48:1f:98:9d:9c:9d:8f:83Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4Certificate

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

5b:1c:43:8b:c8:95:b9:93:6c:81:f6:ba:43:4b:52:ae:a3:40:c3:1e:5a:74:7c:ff:eb:00:58:84:4d:0d:8b:cbSigner

Headers

DLL Characteristics

File Characteristics

Imports

mscoree

Sections

.text Size: 1.4MB - Virtual size: 1.4MB

.rsrc Size: 304KB - Virtual size: 304KB

.reloc Size: 512B - Virtual size: 12B

54:ae:8e:77:a6:2c:80:8b:48:1f:98:9d:9c:9d:8f:83
Certificate

39:4c:25:e1:7c:a0:6d:27:a8:65:e2:3b:d9:1d:22:d4
Certificate

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

5b:1c:43:8b:c8:95:b9:93:6c:81:f6:ba:43:4b:52:ae:a3:40:c3:1e:5a:74:7c:ff:eb:00:58:84:4d:0d:8b:cb
Signer

.text
Size: 1.4MB - Virtual size: 1.4MB

.rsrc
Size: 304KB - Virtual size: 304KB

.reloc
Size: 512B - Virtual size: 12B