neshta | fafcb5455848db9ad86cd87a0331fd1c67d665f1fdd58130dbb6dd3eeb6d2d42[.]exe

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General

Target

fafcb5455848db9ad86cd87a0331fd1c67d665f1fdd58130dbb6dd3eeb6d2d42.exe
Size

8.3MB
MD5

f08a61c3dbf03997cea30e001c6fbc4c
SHA1

f8dfc7ca768ab93109238a94bff940fe5ee165b4
SHA256

fafcb5455848db9ad86cd87a0331fd1c67d665f1fdd58130dbb6dd3eeb6d2d42
SHA512

bc31fbca45e9e0bc58f47a6e9370f4ed66718d92c9282ce1f71f04bd7377d48bd3a12179fcaf58a3fbeb07132a53113c40476613fd09efc6cef13d1a98c1850c
SSDEEP

196608:02IGbIFIvCgcO9R3HQ7343j8TQ3e50jZ7WIwd58zOoGbjP:02nhqOTg7o3uQO+jUIwj8zOoEjP

Score

10^/10

neshta

Malware Config

Signatures

Detect Neshta payload 1 IoCs

resource	yara_rule
sample	family_neshta

Neshta family
neshta

Files

fafcb5455848db9ad86cd87a0331fd1c67d665f1fdd58130dbb6dd3eeb6d2d42.exe
.exe windows:5 windows x86 arch:x86

baa93d47220682c04d92f7797d9224ce

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

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

71:d8:85:b4:fe:8c:c7:14:7b:ef:a5:33:62:8e:e3:31
Certificate

Issuer

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Not Before

02-11-2017 00:00

Not After

01-02-2019 23:59

Subject

CN=Kakao corp.,O=Kakao corp.,L=Jeju-si,ST=Jeju-do,C=KR

Extended Key Usages

ExtKeyUsageCodeSigning

Key Usages

KeyUsageDigitalSignature

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

Issuer

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Not Before

10-12-2013 00:00

Not After

09-12-2023 23:59

Subject

CN=Symantec Class 3 SHA256 Code Signing CA,OU=Symantec Trust Network,O=Symantec Corporation,C=US

Extended Key Usages

ExtKeyUsageClientAuth
ExtKeyUsageCodeSigning

Key Usages

KeyUsageCertSign
KeyUsageCRLSign

61:19:93:e4:00:00:00:00:00:1c
Certificate

Issuer

CN=Microsoft Code Verification Root,O=Microsoft Corporation,L=Redmond,ST=Washington,C=US

Not Before

22-02-2011 19:25

Not After

22-02-2021 19:35

Subject

CN=VeriSign Class 3 Public Primary Certification Authority - G5,OU=VeriSign Trust Network+OU=(c) 2006 VeriSign\, Inc. - For authorized use only,O=VeriSign\, Inc.,C=US

Key Usages

KeyUsageDigitalSignature
KeyUsageCertSign
KeyUsageCRLSign

ed:76:c8:6f:e7:c8:13:0d:31:29:7a:95:06:3a:62:3b:55:16:37:e3
Signer

Actual PE Digest

ed:76:c8:6f:e7:c8:13:0d:31:29:7a:95:06:3a:62:3b:55:16:37:e3

Digest Algorithm

sha1

PE Digest Matches

false

Headers

DLL Characteristics

IMAGE_DLLCHARACTERISTICS_DYNAMIC_BASE
IMAGE_DLLCHARACTERISTICS_TERMINAL_SERVER_AWARE

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

PDB Paths

C:\Jenkins_workspaces\KakaoTalk Win32 Real Build\build\KakaoTalk.pdb

Imports

kernel32

lstrcpy

comctl32

InitCommonControls

Sections

Size: 4.9MB - Virtual size: 11.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

.rsrc
Size: 31KB - Virtual size: 133KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

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

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Size: 512B - Virtual size: 5.4MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

oshupwmu
Size: 3.3MB - Virtual size: 3.3MB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

heufqmce
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

Sharing

General

Malware Config

Signatures

Files

baa93d47220682c04d92f7797d9224ce

Code Sign

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

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

71:d8:85:b4:fe:8c:c7:14:7b:ef:a5:33:62:8e:e3:31Certificate

Extended Key Usages

Key Usages

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2aCertificate

Extended Key Usages

Key Usages

61:19:93:e4:00:00:00:00:00:1cCertificate

Key Usages

ed:76:c8:6f:e7:c8:13:0d:31:29:7a:95:06:3a:62:3b:55:16:37:e3Signer

Headers

DLL Characteristics

File Characteristics

PDB Paths

Imports

kernel32

comctl32

Sections

Size: 4.9MB - Virtual size: 11.3MB

.rsrc Size: 31KB - Virtual size: 133KB

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

Size: 512B - Virtual size: 5.4MB

oshupwmu Size: 3.3MB - Virtual size: 3.3MB

heufqmce Size: 512B - Virtual size: 4KB

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

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

71:d8:85:b4:fe:8c:c7:14:7b:ef:a5:33:62:8e:e3:31
Certificate

3d:78:d7:f9:76:49:60:b2:61:7d:f4:f0:1e:ca:86:2a
Certificate

61:19:93:e4:00:00:00:00:00:1c
Certificate

ed:76:c8:6f:e7:c8:13:0d:31:29:7a:95:06:3a:62:3b:55:16:37:e3
Signer

.rsrc
Size: 31KB - Virtual size: 133KB

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

oshupwmu
Size: 3.3MB - Virtual size: 3.3MB

heufqmce
Size: 512B - Virtual size: 4KB