4e90cb2a696f3f777c5789e8613bd26a4bd897c9b4ca0d8ea42f0338aa3db3aa[.]exe[.]zip

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General

Target

4e90cb2a696f3f777c5789e8613bd26a4bd897c9b4ca0d8ea42f0338aa3db3aa.exe.zip
Size

1.9MB
MD5

6b617d17ad22989e8901341d699c18f0
SHA1

d4958cdc5c95fea038f95152b49d1067e2ff0198
SHA256

f52abb93e1ab43b8295408e5a28e455e5f1229870a6df04eab96ff38a9a0e050
SHA512

25b67a0c8d6c2b71cffe57747ee4b9345a3809cabc10f342ee0bfaebfa7732f3f366729a874cdc1cbdfad7754890a0aca27455ee854998c1a749a121a426bcc7
SSDEEP

49152:D8CjXmjty3b73WwDbKtZ95JiF3HqcerrMJ8xLg794ahPI:PjWj03b73WwDbQZrJG3Orqag7hPI

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/unpack001/4e90cb2a696f3f777c5789e8613bd26a4bd897c9b4ca0d8ea42f0338aa3db3aa.exe	upx

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack002/out.upx

Files

4e90cb2a696f3f777c5789e8613bd26a4bd897c9b4ca0d8ea42f0338aa3db3aa.exe.zip
.zip

Password: infected
4e90cb2a696f3f777c5789e8613bd26a4bd897c9b4ca0d8ea42f0338aa3db3aa.exe
.exe windows:4 windows x86

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

Issuer

CN=DigiCert Trusted Root G4,OU=www.digicert.com,O=DigiCert Inc,C=US

Not Before

29-04-2021 00:00

Not After

28-04-2036 23:59

Subject

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

0c:7d:ee:8b:a7:c7:16:c0:c2:9a:29:ea:05:55:d9:f6
Certificate

Issuer

CN=DigiCert Trusted G4 Code Signing RSA4096 SHA384 2021 CA1,O=DigiCert\, Inc.,C=US

Not Before

04-08-2021 00:00

Not After

03-08-2023 23:59

Subject

CN=SoftBridge Co\,. Ltd,O=SoftBridge Co\,. Ltd,L=Jung-gu,ST=Seoul,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

Issuer

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

Not Before

01-01-2021 00:00

Not After

06-01-2031 00:00

Subject

CN=DigiCert Timestamp 2021,O=DigiCert\, Inc.,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

Issuer

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

Not Before

07-01-2016 12:00

Not After

07-01-2031 12:00

Subject

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

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

58:d4:71:53:67:59:ab:00:ee:fe:09:71:5b:03:f3:ec:28:8b:4d:97
Signer

Actual PE Digest

58:d4:71:53:67:59:ab:00:ee:fe:09:71:5b:03:f3:ec:28:8b:4d:97

Digest Algorithm

sha1

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
IMAGE_FILE_DEBUG_STRIPPED

Sections

UPX0
Size: - Virtual size: 5.9MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.9MB - Virtual size: 1.9MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 12KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:4 windows 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
IMAGE_FILE_DEBUG_STRIPPED

Exports

Exports

@@Anonymous@Finalize
@@Anonymous@Initialize
@@Encrypt@Finalize
@@Encrypt@Initialize
@@Execute@Finalize
@@Execute@Initialize
@@Log@Finalize
@@Log@Initialize
@@Network@Finalize
@@Network@Initialize
@@Notify@Finalize
@@Notify@Initialize
@@Paramlist@Finalize
@@Paramlist@Initialize
@@Protocolmanager@Finalize
@@Protocolmanager@Initialize
@@Servermethods@Finalize
@@Servermethods@Initialize
@@Update@Finalize
@@Update@Initialize
@@Updateglobal@Finalize
@@Updateglobal@Initialize
@@Webmodule@Finalize
@@Webmodule@Initialize
@@_fmmessage@Finalize
@@_fmmessage@Initialize
@@_fmupdatemain@Finalize
@@_fmupdatemain@Initialize
TMethodImplementationIntercept
__GetExceptDLLinfo
___CPPdebugHook
_fmUpdateMain
dbkFCallWrapperAddr

Sections

.text
Size: 6.8MB - Virtual size: 6.8MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 121KB - Virtual size: 264KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.idata
Size: 16KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.didata
Size: 5KB - Virtual size: 8KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 1KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.rsrc
Size: 106KB - Virtual size: 108KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 614KB - Virtual size: 616KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Password: infected

Code Sign

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9Certificate

Extended Key Usages

Key Usages

0c:7d:ee:8b:a7:c7:16:c0:c2:9a:29:ea:05:55:d9:f6Certificate

Extended Key Usages

Key Usages

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:ddCertificate

Extended Key Usages

Key Usages

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15Certificate

Extended Key Usages

Key Usages

58:d4:71:53:67:59:ab:00:ee:fe:09:71:5b:03:f3:ec:28:8b:4d:97Signer

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 5.9MB

UPX1 Size: 1.9MB - Virtual size: 1.9MB

.rsrc Size: 12KB - Virtual size: 12KB

Headers

File Characteristics

Exports

Exports

Sections

.text Size: 6.8MB - Virtual size: 6.8MB

.data Size: 121KB - Virtual size: 264KB

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

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

.idata Size: 16KB - Virtual size: 20KB

.didata Size: 5KB - Virtual size: 8KB

.edata Size: 1KB - Virtual size: 4KB

.rsrc Size: 106KB - Virtual size: 108KB

.reloc Size: 614KB - Virtual size: 616KB

08:ad:40:b2:60:d2:9c:4c:9f:5e:cd:a9:bd:93:ae:d9
Certificate

0c:7d:ee:8b:a7:c7:16:c0:c2:9a:29:ea:05:55:d9:f6
Certificate

0d:42:4a:e0:be:3a:88:ff:60:40:21:ce:14:00:f0:dd
Certificate

0a:a1:25:d6:d6:32:1b:7e:41:e4:05:da:36:97:c2:15
Certificate

58:d4:71:53:67:59:ab:00:ee:fe:09:71:5b:03:f3:ec:28:8b:4d:97
Signer

UPX0
Size: - Virtual size: 5.9MB

UPX1
Size: 1.9MB - Virtual size: 1.9MB

.rsrc
Size: 12KB - Virtual size: 12KB

.text
Size: 6.8MB - Virtual size: 6.8MB

.data
Size: 121KB - Virtual size: 264KB

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

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

.idata
Size: 16KB - Virtual size: 20KB

.didata
Size: 5KB - Virtual size: 8KB

.edata
Size: 1KB - Virtual size: 4KB

.rsrc
Size: 106KB - Virtual size: 108KB

.reloc
Size: 614KB - Virtual size: 616KB