RunDll[.]zip | Triage

Sharing

Copy URL Twitter E-mail

General

Target

RunDll.zip
Size

1.1MB
MD5

79fb7589139b66b61ba352b727004d33
SHA1

6cb7b3a1fff3951fde8465d70a62b70052d69f8e
SHA256

9cae78458cc516971af9a3b4ec1a0951daeb1f25be687d2167a732623326b8b5
SHA512

7d27c488fd4a5a9f031704269e70736297300adad56813e1d33cbeaa9ed6b8426b04f7d3863635edc3c79af47daf4e10a3d0f120d322f729e951a9321290e11a
SSDEEP

24576:BIemW61OCB4SUa9OxJ02V245thvawRH7zmLA0XdKOy8+VlWcW4:CemWYOCf9Ox62VlzhiwR+Lv8ln

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
static1/unpack001/RunDll.exe	upx

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack002/out.upx

Files

RunDll.zip
.zip

Password: infected
RunDll.exe
.exe windows x86

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

Issuer

CN=DigiCert Assured ID Root CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

22/10/2013, 12:00

Not After

22/10/2028, 12:00

Subject

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

05:de:6c:1e:6d:cb:34:df:98:69:ae:dc:15:7f:07:25
Certificate

Issuer

CN=DigiCert SHA2 Assured ID Code Signing CA,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

25/05/2021, 00:00

Not After

28/05/2024, 23:59

Subject

CN=Chengdu Qilu Technology Co. Ltd.,O=Chengdu Qilu Technology Co. Ltd.,L=成都市,ST=四川省,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

Issuer

CN=VeriSign Universal Root Certification Authority,OU=VeriSign Trust Network+OU=(c) 2008 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

12/01/2016, 00:00

Not After

11/01/2031, 23:59

Subject

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

Issuer

CN=Symantec SHA256 TimeStamping CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

23/12/2017, 00:00

Not After

22/03/2029, 23:59

Subject

CN=Symantec SHA256 TimeStamping Signer - G3,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

89:22:d0:c3:ce:99:fd:ea:77:b5:33:80:8e:0c:da:d0:4f:ce:7e:f1:3c:89:7f:26:20:09:f2:f7:1c:fc:7d:f7
Signer

Actual PE Digest

89:22:d0:c3:ce:99:fd:ea:77:b5:33:80:8e:0c:da:d0:4f:ce:7e:f1:3c:89:7f:26:20:09:f2:f7:1c:fc:7d:f7

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 1.1MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.2MB - Virtual size: 1.2MB

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 x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 1.6MB - Virtual size: 1.6MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 386KB - Virtual size: 385KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 30KB - Virtual size: 50KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 1KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 146KB - Virtual size: 146KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: infected

Code Sign

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08Certificate

Extended Key Usages

Key Usages

05:de:6c:1e:6d:cb:34:df:98:69:ae:dc:15:7f:07:25Certificate

Extended Key Usages

Key Usages

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12Certificate

Extended Key Usages

Key Usages

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12Certificate

Extended Key Usages

Key Usages

89:22:d0:c3:ce:99:fd:ea:77:b5:33:80:8e:0c:da:d0:4f:ce:7e:f1:3c:89:7f:26:20:09:f2:f7:1c:fc:7d:f7Signer

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.1MB

UPX1 Size: 1.2MB - Virtual size: 1.2MB

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

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 1.6MB - Virtual size: 1.6MB

.rdata Size: 386KB - Virtual size: 385KB

.data Size: 30KB - Virtual size: 50KB

.rsrc Size: 1KB - Virtual size: 1KB

.reloc Size: 146KB - Virtual size: 146KB

04:09:18:1b:5f:d5:bb:66:75:53:43:b5:6f:95:50:08
Certificate

05:de:6c:1e:6d:cb:34:df:98:69:ae:dc:15:7f:07:25
Certificate

7b:05:b1:d4:49:68:51:44:f7:c9:89:d2:9c:19:9d:12
Certificate

7b:d4:e5:af:ba:cc:07:3f:a1:01:23:04:22:41:4d:12
Certificate

89:22:d0:c3:ce:99:fd:ea:77:b5:33:80:8e:0c:da:d0:4f:ce:7e:f1:3c:89:7f:26:20:09:f2:f7:1c:fc:7d:f7
Signer

UPX0
Size: - Virtual size: 1.1MB

UPX1
Size: 1.2MB - Virtual size: 1.2MB

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

.text
Size: 1.6MB - Virtual size: 1.6MB

.rdata
Size: 386KB - Virtual size: 385KB

.data
Size: 30KB - Virtual size: 50KB

.rsrc
Size: 1KB - Virtual size: 1KB

.reloc
Size: 146KB - Virtual size: 146KB