KOV_2021[.]exe

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General

Target

KOV_2021.exe
Size

1.3MB
MD5

8c3976e287fc7c3ecfdcbb0c7b123cc2
SHA1

4104c27ffb6d52be70962cbccc916703713db236
SHA256

4882a39a0bf3d89bc48b9bbd889ef1bb177c4800dca6ff346faec6b4fe10dfd5
SHA512

1c4bcf69c31e5a77168478d99fba4b5323d8d58419b827bf96b4d6b607b8a7afb08422de4cc7335e17118e0dbcab769caf82656d4e8ebba75866a7b9210edfc0
SSDEEP

24576:wPLq9dN5Vl3zpazy1Vbb87jpAvFiPu3tMN9QOwBe6C2KsuvRtdreRP6/Nl9:CLMN5v39az8Vbb87K6NCE6pKtpfrWel

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
sample	upx

Unsigned PE 1 IoCs

Checks for missing Authenticode signature.

resource
unpack001/out.upx

Files

KOV_2021.exe
.exe windows:4 windows x86 arch:x86

Code Sign

48:1b:6a:07:a9:42:4c:1e:aa:fe:f3:cd:f1:0f
Certificate

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Not Before

15/06/2016, 00:00

Not After

15/06/2024, 00:00

Subject

CN=GlobalSign Extended Validation CodeSigning CA - SHA256 - G3,O=GlobalSign nv-sa,C=BE

Extended Key Usages

ExtKeyUsageCodeSigning
ExtKeyUsageOCSPSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

69:7f:51:97:b5:ae:5a:48:48:7f:de:94
Certificate

Issuer

CN=GlobalSign Extended Validation CodeSigning CA - SHA256 - G3,O=GlobalSign nv-sa,C=BE

Not Before

15/10/2019, 13:46

Not After

28/11/2022, 10:47

Subject

SERIALNUMBER=12679959,CN=Smartmatic-Cybernetica Centre of Excell. for Internet Voting OÜ,O=Smartmatic-Cybernetica Centre of Excell. for Internet Voting OÜ,STREET=Ulikooli tn 2,L=Tartu,ST=Tartu maakond,C=EE,1.2.840.113549.1.9.1=#0c15696e666f4069766f74696e6763656e7472652e6565,1.3.6.1.4.1.311.60.2.1.3=#13024545,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

01:00:46:69:50:a6:04:a9:d9:70:e8:1d:d2:4d:41:9f
Certificate

Issuer

CN=GlobalSign Timestamping CA - SHA384 - G4,O=GlobalSign nv-sa,C=BE

Not Before

27/05/2021, 09:55

Not After

28/06/2032, 09:55

Subject

CN=Globalsign TSA for Advanced - G4,O=GlobalSign nv-sa,C=BE

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

01:ec:1c:92:40:de:fd:2e:40:5d:7c:47:74
Certificate

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R6,O=GlobalSign

Not Before

20/06/2018, 00:00

Not After

10/12/2034, 00:00

Subject

CN=GlobalSign Timestamping CA - SHA384 - G4,O=GlobalSign nv-sa,C=BE

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

01:f2:40:42:40:ce:fd:22:db:e9:6c:71:fc
Certificate

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Not Before

20/02/2019, 00:00

Not After

18/03/2029, 10:00

Subject

CN=GlobalSign,OU=GlobalSign Root CA - R6,O=GlobalSign

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

04:00:00:00:00:01:21:58:53:08:a2
Certificate

Issuer

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Not Before

18/03/2009, 10:00

Not After

18/03/2029, 10:00

Subject

CN=GlobalSign,OU=GlobalSign Root CA - R3,O=GlobalSign

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

d1:ec:c1:d0:25:98:ce:06:6c:37:ba:a5:c9:aa:94:d6:5a:eb:1c:fa:c4:e3:91:a4:5b:ad:6a:56:7c:ea:4b:9f
Signer

Actual PE Digest

d1:ec:c1:d0:25:98:ce:06:6c:37:ba:a5:c9:aa:94:d6:5a:eb:1c:fa:c4:e3:91:a4:5b:ad:6a:56:7c:ea:4b:9f

Digest Algorithm

sha256

PE Digest Matches

true

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

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: 2.5MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 1.3MB - Virtual size: 1.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 2KB - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:4 windows x86 arch:x86

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_NX_COMPAT

File Characteristics

IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED

Sections

.text
Size: 2.4MB - Virtual size: 2.4MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 26KB - Virtual size: 26KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 579KB - Virtual size: 579KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

/4
Size: 647KB - Virtual size: 646KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.bss
Size: - Virtual size: 29KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 13KB - Virtual size: 12KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.CRT
Size: 512B - Virtual size: 56B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: 512B - Virtual size: 8B

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
IMAGE_SCN_MEM_WRITE

.reloc
Size: 87KB - Virtual size: 87KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

48:1b:6a:07:a9:42:4c:1e:aa:fe:f3:cd:f1:0fCertificate

Extended Key Usages

Key Usages

69:7f:51:97:b5:ae:5a:48:48:7f:de:94Certificate

Extended Key Usages

Key Usages

01:00:46:69:50:a6:04:a9:d9:70:e8:1d:d2:4d:41:9fCertificate

Extended Key Usages

Key Usages

01:ec:1c:92:40:de:fd:2e:40:5d:7c:47:74Certificate

Key Usages

01:f2:40:42:40:ce:fd:22:db:e9:6c:71:fcCertificate

Key Usages

04:00:00:00:00:01:21:58:53:08:a2Certificate

Key Usages

d1:ec:c1:d0:25:98:ce:06:6c:37:ba:a5:c9:aa:94:d6:5a:eb:1c:fa:c4:e3:91:a4:5b:ad:6a:56:7c:ea:4b:9fSigner

Headers

DLL Characteristics

File Characteristics

Sections

UPX0 Size: - Virtual size: 2.5MB

UPX1 Size: 1.3MB - Virtual size: 1.3MB

.rsrc Size: 2KB - Virtual size: 4KB

Headers

DLL Characteristics

File Characteristics

Sections

.text Size: 2.4MB - Virtual size: 2.4MB

.data Size: 26KB - Virtual size: 26KB

.rdata Size: 579KB - Virtual size: 579KB

/4 Size: 647KB - Virtual size: 646KB

.bss Size: - Virtual size: 29KB

.idata Size: 13KB - Virtual size: 12KB

.CRT Size: 512B - Virtual size: 56B

.tls Size: 512B - Virtual size: 8B

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

.reloc Size: 87KB - Virtual size: 87KB

48:1b:6a:07:a9:42:4c:1e:aa:fe:f3:cd:f1:0f
Certificate

69:7f:51:97:b5:ae:5a:48:48:7f:de:94
Certificate

01:00:46:69:50:a6:04:a9:d9:70:e8:1d:d2:4d:41:9f
Certificate

01:ec:1c:92:40:de:fd:2e:40:5d:7c:47:74
Certificate

01:f2:40:42:40:ce:fd:22:db:e9:6c:71:fc
Certificate

04:00:00:00:00:01:21:58:53:08:a2
Certificate

d1:ec:c1:d0:25:98:ce:06:6c:37:ba:a5:c9:aa:94:d6:5a:eb:1c:fa:c4:e3:91:a4:5b:ad:6a:56:7c:ea:4b:9f
Signer

UPX0
Size: - Virtual size: 2.5MB

UPX1
Size: 1.3MB - Virtual size: 1.3MB

.rsrc
Size: 2KB - Virtual size: 4KB

.text
Size: 2.4MB - Virtual size: 2.4MB

.data
Size: 26KB - Virtual size: 26KB

.rdata
Size: 579KB - Virtual size: 579KB

/4
Size: 647KB - Virtual size: 646KB

.bss
Size: - Virtual size: 29KB

.idata
Size: 13KB - Virtual size: 12KB

.CRT
Size: 512B - Virtual size: 56B

.tls
Size: 512B - Virtual size: 8B

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

.reloc
Size: 87KB - Virtual size: 87KB