Malware Analysis Report

2024-11-13 14:25

Sample ID 210730-b9489lkff2
Target ximay.exe
SHA256 3a601391e56cb1ebb50984f2b66b24f10122f66e09e8e21e877596504684a402
Tags
spyware stealer echelon
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3a601391e56cb1ebb50984f2b66b24f10122f66e09e8e21e877596504684a402

Threat Level: Known bad

The file ximay.exe was found to be: Known bad.

Malicious Activity Summary

spyware stealer echelon

Echelon

Executes dropped EXE

Reads user/profile data of web browsers

Loads dropped DLL

Looks up external IP address via web service

Program crash

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Modifies system certificate store

Suspicious behavior: GetForegroundWindowSpam

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2021-07-30 07:55

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2021-07-30 07:55

Reported

2021-07-30 07:58

Platform

win10v20210410

Max time kernel

18s

Max time network

112s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ximay.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2.exe N/A

Reads user/profile data of web browsers

spyware stealer

Looks up external IP address via web service

Description Indicator Process Target
N/A wtfismyip.com N/A N/A
N/A wtfismyip.com N/A N/A
N/A api.ipify.org N/A N/A
N/A api.ipify.org N/A N/A
N/A ip-api.com N/A N/A

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\2.exe

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ximay.exe

"C:\Users\Admin\AppData\Local\Temp\ximay.exe"

C:\Users\Admin\AppData\Local\Temp\1.exe

"C:\Users\Admin\AppData\Local\Temp\1.exe"

C:\Users\Admin\AppData\Local\Temp\2.exe

"C:\Users\Admin\AppData\Local\Temp\2.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 1924

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 wtfismyip.com udp
N/A 54.39.106.25:443 wtfismyip.com tcp
N/A 8.8.8.8:53 api.ipify.org udp
N/A 50.19.92.227:443 api.ipify.org tcp
N/A 8.8.8.8:53 discord.com udp
N/A 162.159.138.232:443 discord.com tcp
N/A 8.8.8.8:53 ip-api.com udp
N/A 208.95.112.1:80 ip-api.com tcp
N/A 162.159.138.232:443 discord.com tcp

Files

memory/1664-117-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\1.exe

MD5 5679e43fa582e92f21d1fc8e62caba59
SHA1 917c6afbf7beb6c277193b33a8c337ee039dc6cc
SHA256 8ea1ec338312a9497dc8f9ff4337a792b4b410516aad1da497ce93485976a0ec
SHA512 30a02bada2a47e42e81c367f9a87ead558bcfd75e7daba4b1529edf4616e8a12e6bcd7a8ba591d13359d63be4d69a2ca92ae2f4e1538c56cecdc080c166cafee

C:\Users\Admin\AppData\Local\Temp\2.exe

MD5 5609962fffad08684e19498691586761
SHA1 e8ca815c265602d3f5285ca032594d56440b3cf3
SHA256 cd1d374e13770b9adfc378d073fdcfd3b65275f140dbb3a3b702f4ccfbf378db
SHA512 c20e43b1823cd7916ecbb7fe1b5b99f0d36832543c08b7eae7018a616e6ee39df96889cd56614d66804a3bb943e67165619fb49d5562e0e7b8992c5b97a0637a

C:\Users\Admin\AppData\Local\Temp\1.exe

MD5 5679e43fa582e92f21d1fc8e62caba59
SHA1 917c6afbf7beb6c277193b33a8c337ee039dc6cc
SHA256 8ea1ec338312a9497dc8f9ff4337a792b4b410516aad1da497ce93485976a0ec
SHA512 30a02bada2a47e42e81c367f9a87ead558bcfd75e7daba4b1529edf4616e8a12e6bcd7a8ba591d13359d63be4d69a2ca92ae2f4e1538c56cecdc080c166cafee

memory/1468-114-0x0000000000000000-mapping.dmp

memory/1468-120-0x0000028E8BC70000-0x0000028E8BC71000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\2.exe

MD5 5609962fffad08684e19498691586761
SHA1 e8ca815c265602d3f5285ca032594d56440b3cf3
SHA256 cd1d374e13770b9adfc378d073fdcfd3b65275f140dbb3a3b702f4ccfbf378db
SHA512 c20e43b1823cd7916ecbb7fe1b5b99f0d36832543c08b7eae7018a616e6ee39df96889cd56614d66804a3bb943e67165619fb49d5562e0e7b8992c5b97a0637a

memory/1664-122-0x0000000000320000-0x0000000000321000-memory.dmp

memory/1664-124-0x0000000004B50000-0x0000000004B51000-memory.dmp

memory/1468-125-0x0000028EA62C0000-0x0000028EA6331000-memory.dmp

memory/1468-126-0x0000028E8D9D0000-0x0000028E8D9D2000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2021-07-30 07:55

Reported

2021-07-30 07:59

Platform

win7v20210410

Max time kernel

114s

Max time network

43s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ximay.exe"

Signatures

Echelon

stealer spyware echelon

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\1.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\2.exe N/A

Reads user/profile data of web browsers

spyware stealer

Looks up external IP address via web service

Description Indicator Process Target
N/A wtfismyip.com N/A N/A
N/A wtfismyip.com N/A N/A
N/A api.ipify.org N/A N/A
N/A api.ipify.org N/A N/A
N/A ip-api.com N/A N/A

Enumerates physical storage devices

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Users\Admin\AppData\Local\Temp\2.exe

Modifies system certificate store

evasion spyware trojan
Description Indicator Process Target
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 C:\Users\Admin\AppData\Local\Temp\1.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 C:\Users\Admin\AppData\Local\Temp\1.exe N/A
Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 C:\Users\Admin\AppData\Local\Temp\1.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\1.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WerFault.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ximay.exe

"C:\Users\Admin\AppData\Local\Temp\ximay.exe"

C:\Users\Admin\AppData\Local\Temp\1.exe

"C:\Users\Admin\AppData\Local\Temp\1.exe"

C:\Users\Admin\AppData\Local\Temp\2.exe

"C:\Users\Admin\AppData\Local\Temp\2.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1392 -s 1256

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 wtfismyip.com udp
N/A 54.39.106.25:443 wtfismyip.com tcp
N/A 8.8.8.8:53 api.ipify.org udp
N/A 23.21.224.49:443 api.ipify.org tcp
N/A 8.8.8.8:53 ip-api.com udp
N/A 208.95.112.1:80 ip-api.com tcp
N/A 8.8.8.8:53 discord.com udp
N/A 162.159.128.233:443 discord.com tcp

Files

memory/1640-59-0x0000000075411000-0x0000000075413000-memory.dmp

\Users\Admin\AppData\Local\Temp\1.exe

MD5 5679e43fa582e92f21d1fc8e62caba59
SHA1 917c6afbf7beb6c277193b33a8c337ee039dc6cc
SHA256 8ea1ec338312a9497dc8f9ff4337a792b4b410516aad1da497ce93485976a0ec
SHA512 30a02bada2a47e42e81c367f9a87ead558bcfd75e7daba4b1529edf4616e8a12e6bcd7a8ba591d13359d63be4d69a2ca92ae2f4e1538c56cecdc080c166cafee

memory/1212-61-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\1.exe

MD5 5679e43fa582e92f21d1fc8e62caba59
SHA1 917c6afbf7beb6c277193b33a8c337ee039dc6cc
SHA256 8ea1ec338312a9497dc8f9ff4337a792b4b410516aad1da497ce93485976a0ec
SHA512 30a02bada2a47e42e81c367f9a87ead558bcfd75e7daba4b1529edf4616e8a12e6bcd7a8ba591d13359d63be4d69a2ca92ae2f4e1538c56cecdc080c166cafee

C:\Users\Admin\AppData\Local\Temp\1.exe

MD5 5679e43fa582e92f21d1fc8e62caba59
SHA1 917c6afbf7beb6c277193b33a8c337ee039dc6cc
SHA256 8ea1ec338312a9497dc8f9ff4337a792b4b410516aad1da497ce93485976a0ec
SHA512 30a02bada2a47e42e81c367f9a87ead558bcfd75e7daba4b1529edf4616e8a12e6bcd7a8ba591d13359d63be4d69a2ca92ae2f4e1538c56cecdc080c166cafee

\Users\Admin\AppData\Local\Temp\2.exe

MD5 5609962fffad08684e19498691586761
SHA1 e8ca815c265602d3f5285ca032594d56440b3cf3
SHA256 cd1d374e13770b9adfc378d073fdcfd3b65275f140dbb3a3b702f4ccfbf378db
SHA512 c20e43b1823cd7916ecbb7fe1b5b99f0d36832543c08b7eae7018a616e6ee39df96889cd56614d66804a3bb943e67165619fb49d5562e0e7b8992c5b97a0637a

memory/1392-65-0x0000000000000000-mapping.dmp

C:\Users\Admin\AppData\Local\Temp\2.exe

MD5 5609962fffad08684e19498691586761
SHA1 e8ca815c265602d3f5285ca032594d56440b3cf3
SHA256 cd1d374e13770b9adfc378d073fdcfd3b65275f140dbb3a3b702f4ccfbf378db
SHA512 c20e43b1823cd7916ecbb7fe1b5b99f0d36832543c08b7eae7018a616e6ee39df96889cd56614d66804a3bb943e67165619fb49d5562e0e7b8992c5b97a0637a

C:\Users\Admin\AppData\Local\Temp\2.exe

MD5 5609962fffad08684e19498691586761
SHA1 e8ca815c265602d3f5285ca032594d56440b3cf3
SHA256 cd1d374e13770b9adfc378d073fdcfd3b65275f140dbb3a3b702f4ccfbf378db
SHA512 c20e43b1823cd7916ecbb7fe1b5b99f0d36832543c08b7eae7018a616e6ee39df96889cd56614d66804a3bb943e67165619fb49d5562e0e7b8992c5b97a0637a

memory/1212-68-0x0000000000C80000-0x0000000000C81000-memory.dmp

memory/1392-70-0x0000000000FB0000-0x0000000000FB1000-memory.dmp

memory/1392-73-0x0000000004730000-0x0000000004731000-memory.dmp

memory/1212-74-0x000000001B2D0000-0x000000001B341000-memory.dmp

memory/1212-75-0x000000001ACB0000-0x000000001ACB2000-memory.dmp

memory/1372-76-0x0000000000000000-mapping.dmp

\Users\Admin\AppData\Local\Temp\2.exe

MD5 5609962fffad08684e19498691586761
SHA1 e8ca815c265602d3f5285ca032594d56440b3cf3
SHA256 cd1d374e13770b9adfc378d073fdcfd3b65275f140dbb3a3b702f4ccfbf378db
SHA512 c20e43b1823cd7916ecbb7fe1b5b99f0d36832543c08b7eae7018a616e6ee39df96889cd56614d66804a3bb943e67165619fb49d5562e0e7b8992c5b97a0637a

\Users\Admin\AppData\Local\Temp\2.exe

MD5 5609962fffad08684e19498691586761
SHA1 e8ca815c265602d3f5285ca032594d56440b3cf3
SHA256 cd1d374e13770b9adfc378d073fdcfd3b65275f140dbb3a3b702f4ccfbf378db
SHA512 c20e43b1823cd7916ecbb7fe1b5b99f0d36832543c08b7eae7018a616e6ee39df96889cd56614d66804a3bb943e67165619fb49d5562e0e7b8992c5b97a0637a

\Users\Admin\AppData\Local\Temp\2.exe

MD5 5609962fffad08684e19498691586761
SHA1 e8ca815c265602d3f5285ca032594d56440b3cf3
SHA256 cd1d374e13770b9adfc378d073fdcfd3b65275f140dbb3a3b702f4ccfbf378db
SHA512 c20e43b1823cd7916ecbb7fe1b5b99f0d36832543c08b7eae7018a616e6ee39df96889cd56614d66804a3bb943e67165619fb49d5562e0e7b8992c5b97a0637a

\Users\Admin\AppData\Local\Temp\2.exe

MD5 5609962fffad08684e19498691586761
SHA1 e8ca815c265602d3f5285ca032594d56440b3cf3
SHA256 cd1d374e13770b9adfc378d073fdcfd3b65275f140dbb3a3b702f4ccfbf378db
SHA512 c20e43b1823cd7916ecbb7fe1b5b99f0d36832543c08b7eae7018a616e6ee39df96889cd56614d66804a3bb943e67165619fb49d5562e0e7b8992c5b97a0637a

\Users\Admin\AppData\Local\Temp\2.exe

MD5 5609962fffad08684e19498691586761
SHA1 e8ca815c265602d3f5285ca032594d56440b3cf3
SHA256 cd1d374e13770b9adfc378d073fdcfd3b65275f140dbb3a3b702f4ccfbf378db
SHA512 c20e43b1823cd7916ecbb7fe1b5b99f0d36832543c08b7eae7018a616e6ee39df96889cd56614d66804a3bb943e67165619fb49d5562e0e7b8992c5b97a0637a

memory/1372-82-0x0000000001E70000-0x0000000001E71000-memory.dmp