NEAS[.]1de3d143dc2959a211e63c0cd2860b70_JC[.]exe

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General

Target

NEAS.1de3d143dc2959a211e63c0cd2860b70_JC.exe
Size

571KB
MD5

1de3d143dc2959a211e63c0cd2860b70
SHA1

960131f08a67560427435d883f5d4764b6987b46
SHA256

c807c5f6dbdb88b2f4d372c463d3aa76dc899914abf4ec84d9f1e71102d1f32e
SHA512

6a89b267301afff9229236180f712017aecd4034c8888e1ec549b985366bfa0f9b93e643275a294c84f0c0c58dcf301ba712c66275a042347c47b1ffe4f57705
SSDEEP

12288:4gLnRFxQyx/RTZD7velvsuM8INsNWdo8eVzI1ZPiGaJXHmdyj:3rLTljYsuMnNseShIznahHmdyj

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

NEAS.1de3d143dc2959a211e63c0cd2860b70_JC.exe
.exe windows:5 windows x86

Code Sign

2b:6b:d6:54:59:d7:0c:d8:e2:13:b1:c4:11:3b:e2:13
Certificate

Issuer

CN=Certification Authority of WoSign,O=WoSign CA Limited,C=CN

Not Before

18/04/2015, 00:58

Not After

18/04/2025, 00:58

Subject

CN=WoSign EV Code Signing CA,O=WoSign CA Limited,C=CN

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

48:d5:c4:32:e4:4c:b8:e7:98:d1:5e:e0:29:97:4f:21
Certificate

Issuer

CN=WoSign EV Code Signing CA,O=WoSign CA Limited,C=CN

Not Before

09/01/2017, 06:58

Not After

09/01/2018, 06:58

Subject

SERIALNUMBER=91310114MA1GT2YR45,CN=Shanghai Jianji Network Technology Co.\, Ltd.,O=Shanghai Jianji Network Technology Co.\, Ltd.,POSTALCODE=201802,STREET=Suite J301\, Building 2\, No.4268\, Zhennan Road\, Jiading District,L=Shanghai,ST=Shanghai,C=CN,2.5.4.15=#131450726976617465204f7267616e697a6174696f6e,1.3.6.1.4.1.311.60.2.1.1=#13085368616e67686169,1.3.6.1.4.1.311.60.2.1.2=#13085368616e67686169,1.3.6.1.4.1.311.60.2.1.3=#1302434e

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

7e:5a:3d:d3:ef:36:ee:ac:2c:dc:1e:23:d4:82:d3:a5:55:37:28:7e:db:a4:59:6a:fa:55:e8:07:d2:7b:92:3d
Signer

Actual PE Digest

7e:5a:3d:d3:ef:36:ee:ac:2c:dc:1e:23:d4:82:d3:a5:55:37:28:7e:db:a4:59:6a:fa:55:e8:07:d2:7b:92:3d

Digest Algorithm

sha256

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: 1.1MB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 533KB - Virtual size: 536KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 33KB - Virtual size: 36KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:5 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

Sections

.text
Size: 1.1MB - Virtual size: 1.1MB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.itext
Size: 117KB - Virtual size: 117KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.data
Size: 30KB - Virtual size: 29KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.bss
Size: - Virtual size: 23KB

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.idata
Size: 14KB - Virtual size: 13KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.tls
Size: - Virtual size: 60B

IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rdata
Size: 512B - Virtual size: 24B

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.reloc
Size: 64KB - Virtual size: 63KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ

.rsrc
Size: 239KB - Virtual size: 239KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

Sharing

General

Malware Config

Signatures

Files

Code Sign

2b:6b:d6:54:59:d7:0c:d8:e2:13:b1:c4:11:3b:e2:13Certificate

Extended Key Usages

Key Usages

48:d5:c4:32:e4:4c:b8:e7:98:d1:5e:e0:29:97:4f:21Certificate

Extended Key Usages

Key Usages

7e:5a:3d:d3:ef:36:ee:ac:2c:dc:1e:23:d4:82:d3:a5:55:37:28:7e:db:a4:59:6a:fa:55:e8:07:d2:7b:92:3dSigner

Headers

File Characteristics

Sections

UPX0 Size: - Virtual size: 1.1MB

UPX1 Size: 533KB - Virtual size: 536KB

.rsrc Size: 33KB - Virtual size: 36KB

Headers

File Characteristics

Sections

.text Size: 1.1MB - Virtual size: 1.1MB

.itext Size: 117KB - Virtual size: 117KB

.data Size: 30KB - Virtual size: 29KB

.bss Size: - Virtual size: 23KB

.idata Size: 14KB - Virtual size: 13KB

.tls Size: - Virtual size: 60B

.rdata Size: 512B - Virtual size: 24B

.reloc Size: 64KB - Virtual size: 63KB

.rsrc Size: 239KB - Virtual size: 239KB

2b:6b:d6:54:59:d7:0c:d8:e2:13:b1:c4:11:3b:e2:13
Certificate

48:d5:c4:32:e4:4c:b8:e7:98:d1:5e:e0:29:97:4f:21
Certificate

7e:5a:3d:d3:ef:36:ee:ac:2c:dc:1e:23:d4:82:d3:a5:55:37:28:7e:db:a4:59:6a:fa:55:e8:07:d2:7b:92:3d
Signer

UPX0
Size: - Virtual size: 1.1MB

UPX1
Size: 533KB - Virtual size: 536KB

.rsrc
Size: 33KB - Virtual size: 36KB

.text
Size: 1.1MB - Virtual size: 1.1MB

.itext
Size: 117KB - Virtual size: 117KB

.data
Size: 30KB - Virtual size: 29KB

.bss
Size: - Virtual size: 23KB

.idata
Size: 14KB - Virtual size: 13KB

.tls
Size: - Virtual size: 60B

.rdata
Size: 512B - Virtual size: 24B

.reloc
Size: 64KB - Virtual size: 63KB

.rsrc
Size: 239KB - Virtual size: 239KB