tmp | Triage

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General

Target

tmp
Size

1.3MB
MD5

d8813a9d943566a8281b2231c6a3a0cd
SHA1

b3f16bd65b9c9fc883297f5b60063eaf6d07d1f9
SHA256

94735cc69add26a217528e8cab17970ba85d716e08749eec9524e8be54822c0e
SHA512

fb5dbefb677d89a5b4ef11955ed9eca028977bc733d0ac124fcd904a185993b051d31b24201d5c1159890c62c2aa6a084125922cf5b46e4ed79a5043a3220705
SSDEEP

24576:GaCndSjVVcNI/CmV4YgBU6/ykwZxVLf/9dQ83Jjt/rFsAr24wdgda:GaCojVmwuYp6/SPQ8z/aK24wdn

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

tmp
.exe windows x86

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

Issuer

CN=Thawte Timestamping CA,OU=Thawte Certification,O=Thawte,L=Durbanville,ST=Western Cape,C=ZA

Not Before

21/12/2012, 00:00

Not After

30/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

71:a0:b7:36:95:dd:b1:af:c2:3b:2b:9a:18:ee:54:cb
Certificate

Issuer

CN=thawte Primary Root CA,OU=Certification Services Division+OU=(c) 2006 thawte\, Inc. - For authorized use only,O=thawte\, Inc.,C=US

Not Before

10/12/2013, 00:00

Not After

09/12/2023, 23:59

Subject

CN=thawte SHA256 Code Signing CA,O=thawte\, Inc.,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

Issuer

CN=Symantec Time Stamping Services CA - G2,O=Symantec Corporation,C=US

Not Before

18/10/2012, 00:00

Not After

29/12/2020, 23:59

Subject

CN=Symantec Time Stamping Services Signer - G4,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageTimeStamping

Key Usages

KeyUsageDigitalSignature

2c:88:41:9a:f8:cc:71:20:c9:8b:ee:db:ab:c5:54:5c
Certificate

Issuer

CN=thawte SHA256 Code Signing CA,O=thawte\, Inc.,C=US

Not Before

16/05/2018, 00:00

Not After

14/07/2021, 23:59

Subject

CN=DASOM Information Co.\,Ltd,OU=IT Team,O=DASOM Information Co.\,Ltd,L=Geumcheon-gu,ST=SEOUL,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

7d:27:a1:04:f3:ac:e7:02:a5:72:8d:0a:96:87:d4:23:70:42:75:fe
Signer

Actual PE Digest

7d:27:a1:04:f3:ac:e7:02:a5:72:8d:0a:96:87:d4:23:70:42:75:fe

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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Sections

UPX0
Size: - Virtual size: 3.3MB

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: 17KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe 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_BYTES_REVERSED_LO
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_BYTES_REVERSED_HI

Exports

Exports

TMethodImplementationIntercept
__dbk_fcall_wrapper
dbkFCallWrapperAddr

Sections

.text
Size: 4.0MB - Virtual size: 4.0MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 9KB - Virtual size: 8KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 42KB - Virtual size: 42KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 27KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 21KB - Virtual size: 20KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.didata
Size: 3KB - Virtual size: 2KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.edata
Size: 512B - Virtual size: 152B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.tls
Size: - Virtual size: 84B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 93B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 319KB - Virtual size: 318KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 163KB - Virtual size: 163KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3bCertificate

Extended Key Usages

Key Usages

71:a0:b7:36:95:dd:b1:af:c2:3b:2b:9a:18:ee:54:cbCertificate

Extended Key Usages

Key Usages

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50Certificate

Extended Key Usages

Key Usages

2c:88:41:9a:f8:cc:71:20:c9:8b:ee:db:ab:c5:54:5cCertificate

Extended Key Usages

Key Usages

7d:27:a1:04:f3:ac:e7:02:a5:72:8d:0a:96:87:d4:23:70:42:75:feSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 3.3MB

UPX1 Size: 1.3MB - Virtual size: 1.3MB

.rsrc Size: 17KB - Virtual size: 20KB

Headers

File Characteristics

Exports

Exports

Sections

.text Size: 4.0MB - Virtual size: 4.0MB

.itext Size: 9KB - Virtual size: 8KB

.data Size: 42KB - Virtual size: 42KB

.bss Size: - Virtual size: 27KB

.idata Size: 21KB - Virtual size: 20KB

.didata Size: 3KB - Virtual size: 2KB

.edata Size: 512B - Virtual size: 152B

.tls Size: - Virtual size: 84B

.rdata Size: 512B - Virtual size: 93B

.reloc Size: 319KB - Virtual size: 318KB

.rsrc Size: 163KB - Virtual size: 163KB

7e:93:eb:fb:7c:c6:4e:59:ea:4b:9a:77:d4:06:fc:3b
Certificate

71:a0:b7:36:95:dd:b1:af:c2:3b:2b:9a:18:ee:54:cb
Certificate

0e:cf:f4:38:c8:fe:bf:35:6e:04:d8:6a:98:1b:1a:50
Certificate

2c:88:41:9a:f8:cc:71:20:c9:8b:ee:db:ab:c5:54:5c
Certificate

7d:27:a1:04:f3:ac:e7:02:a5:72:8d:0a:96:87:d4:23:70:42:75:fe
Signer

UPX0
Size: - Virtual size: 3.3MB

UPX1
Size: 1.3MB - Virtual size: 1.3MB

.rsrc
Size: 17KB - Virtual size: 20KB

.text
Size: 4.0MB - Virtual size: 4.0MB

.itext
Size: 9KB - Virtual size: 8KB

.data
Size: 42KB - Virtual size: 42KB

.bss
Size: - Virtual size: 27KB

.idata
Size: 21KB - Virtual size: 20KB

.didata
Size: 3KB - Virtual size: 2KB

.edata
Size: 512B - Virtual size: 152B

.tls
Size: - Virtual size: 84B

.rdata
Size: 512B - Virtual size: 93B

.reloc
Size: 319KB - Virtual size: 318KB

.rsrc
Size: 163KB - Virtual size: 163KB