xmrig | 677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12

Analysis

max time kernel
150s
max time network
140s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
12-04-2024 11:08

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General

Target

tmp.exe
Size

2.5MB
MD5

ffada57f998ed6a72b6ba2f072d2690a
SHA1

6857b5f0c40a1cdb0411eb34aa9fe5029bcdb84f
SHA256

677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12
SHA512

1de77f83a89935bb3fc3772d5190c3827d76a998785d451e2c0d11a0061cfd28f1b96eccb41b012c76ddda2021e3333a0a647489ae3c6dac10cfb8302abdf33f
SSDEEP

49152:UjBP3/qGrdNJ8VZFhY++Yk/4aLq8wH7mm6qJsSRRjyl:aBPvfrAZF28k/RLbwH7mvcRRjy

Score

10^/10

xmrig evasion miner persistence upx

Malware Config

Signatures

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 9 IoCs

miner

resource	yara_rule
behavioral1/memory/476-39-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/476-40-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/476-42-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/476-43-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/476-44-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/476-45-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/476-46-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/476-47-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig
behavioral1/memory/476-48-0x0000000140000000-0x0000000140848000-memory.dmp	xmrig

Creates new service(s) 1 TTPs
persistence

Windows Service
T1543.003
Stops running service(s) 3 TTPs
evasion

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Executes dropped EXE 2 IoCs

pid	Process
468	Process not Found
1428	reakuqnanrkn.exe

Loads dropped DLL 1 IoCs

pid	Process
468	Process not Found

UPX packed file 14 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/476-34-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-35-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-36-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-37-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-38-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-39-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-40-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-42-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-43-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-44-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-45-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-46-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-47-0x0000000140000000-0x0000000140848000-memory.dmp	upx
behavioral1/memory/476-48-0x0000000140000000-0x0000000140848000-memory.dmp	upx

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
4	pastebin.com
5	pastebin.com

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\MRT.exe	reakuqnanrkn.exe
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe
File opened for modification	C:\Windows\system32\MRT.exe	tmp.exe
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1428 set thread context of 860	1428	reakuqnanrkn.exe	82
PID 1428 set thread context of 476	1428	reakuqnanrkn.exe	86

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\wusa.lock	wusa.exe
File created	C:\Windows\wusa.lock	wusa.exe

Launches sc.exe 14 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
1320	sc.exe
2772	sc.exe
840	sc.exe
1636	sc.exe
596	sc.exe
2668	sc.exe
1460	sc.exe
2964	sc.exe
2944	sc.exe
2528	sc.exe
2356	sc.exe
948	sc.exe
2448	sc.exe
2984	sc.exe

Modifies data under HKEY_USERS 6 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage	powershell.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = 00bab2e7c98cda01	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\ROOT	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\ROOT\CRLs	explorer.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\ROOT\CTLs	explorer.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2764	tmp.exe
2580	powershell.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
2764	tmp.exe
1428	reakuqnanrkn.exe
1720	powershell.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
1428	reakuqnanrkn.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe
476	explorer.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
468	Process not Found

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	2580	powershell.exe
Token: SeShutdownPrivilege	1664	powercfg.exe
Token: SeShutdownPrivilege	1856	powercfg.exe
Token: SeShutdownPrivilege	1696	powercfg.exe
Token: SeShutdownPrivilege	2152	powercfg.exe
Token: SeDebugPrivilege	1720	powershell.exe
Token: SeShutdownPrivilege	288	powercfg.exe
Token: SeShutdownPrivilege	2280	powercfg.exe
Token: SeShutdownPrivilege	2124	powercfg.exe
Token: SeShutdownPrivilege	1016	powercfg.exe
Token: SeLockMemoryPrivilege	476	explorer.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2412	2388	cmd.exe	38
PID 2388 wrote to memory of 2412	2388	cmd.exe	38
PID 2388 wrote to memory of 2412	2388	cmd.exe	38
PID 1976 wrote to memory of 2884	1976	cmd.exe	70
PID 1976 wrote to memory of 2884	1976	cmd.exe	70
PID 1976 wrote to memory of 2884	1976	cmd.exe	70
PID 1428 wrote to memory of 860	1428	reakuqnanrkn.exe	82
PID 1428 wrote to memory of 860	1428	reakuqnanrkn.exe	82
PID 1428 wrote to memory of 860	1428	reakuqnanrkn.exe	82
PID 1428 wrote to memory of 860	1428	reakuqnanrkn.exe	82
PID 1428 wrote to memory of 860	1428	reakuqnanrkn.exe	82
PID 1428 wrote to memory of 860	1428	reakuqnanrkn.exe	82
PID 1428 wrote to memory of 860	1428	reakuqnanrkn.exe	82
PID 1428 wrote to memory of 860	1428	reakuqnanrkn.exe	82
PID 1428 wrote to memory of 860	1428	reakuqnanrkn.exe	82
PID 1428 wrote to memory of 476	1428	reakuqnanrkn.exe	86
PID 1428 wrote to memory of 476	1428	reakuqnanrkn.exe	86
PID 1428 wrote to memory of 476	1428	reakuqnanrkn.exe	86
PID 1428 wrote to memory of 476	1428	reakuqnanrkn.exe	86
PID 1428 wrote to memory of 476	1428	reakuqnanrkn.exe	86

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
PID:2764
- C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
  2⤵
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2580
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Windows\system32\wusa.exe
    wusa /uninstall /kb:890830 /quiet /norestart
    3⤵
    - Drops file in Windows directory
    PID:2412
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop UsoSvc
  2⤵
  - Launches sc.exe
  PID:2448
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop WaaSMedicSvc
  2⤵
  - Launches sc.exe
  PID:2528
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop wuauserv
  2⤵
  - Launches sc.exe
  PID:2356
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop bits
  2⤵
  - Launches sc.exe
  PID:2772
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop dosvc
  2⤵
  - Launches sc.exe
  PID:2964
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1696
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1664
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2152
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1856
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe delete "WSNKISKT"
  2⤵
  - Launches sc.exe
  PID:840
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe create "WSNKISKT" binpath= "C:\ProgramData\wikombernizc\reakuqnanrkn.exe" start= "auto"
  2⤵
  - Launches sc.exe
  PID:2668
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop eventlog
  2⤵
  - Launches sc.exe
  PID:1460
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe start "WSNKISKT"
  2⤵
  - Launches sc.exe
  PID:2984

C:\ProgramData\wikombernizc\reakuqnanrkn.exe
C:\ProgramData\wikombernizc\reakuqnanrkn.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1428
- C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
  2⤵
  - Drops file in System32 directory
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1720
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1976
- - C:\Windows\system32\wusa.exe
    wusa /uninstall /kb:890830 /quiet /norestart
    3⤵
    - Drops file in Windows directory
    PID:2884
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop UsoSvc
  2⤵
  - Launches sc.exe
  PID:2944
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop WaaSMedicSvc
  2⤵
  - Launches sc.exe
  PID:948
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop wuauserv
  2⤵
  - Launches sc.exe
  PID:1636
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop bits
  2⤵
  - Launches sc.exe
  PID:1320
- C:\Windows\system32\sc.exe
  C:\Windows\system32\sc.exe stop dosvc
  2⤵
  - Launches sc.exe
  PID:596
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -hibernate-timeout-ac 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2124
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -hibernate-timeout-dc 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:288
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -standby-timeout-ac 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1016
- C:\Windows\system32\powercfg.exe
  C:\Windows\system32\powercfg.exe /x -standby-timeout-dc 0
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:2280
- C:\Windows\system32\conhost.exe
  C:\Windows\system32\conhost.exe
  2⤵
  PID:860
- C:\Windows\explorer.exe
  explorer.exe
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:476

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

T1562

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Service Stop

T1489

Replay Monitor

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Downloads

\ProgramData\wikombernizc\reakuqnanrkn.exe

Filesize
2.5MB

MD5
ffada57f998ed6a72b6ba2f072d2690a

SHA1
6857b5f0c40a1cdb0411eb34aa9fe5029bcdb84f

SHA256
677f393462e24fb6dba1a47b39e674f485450f91deee6076ccbad9fd5e05bd12

SHA512
1de77f83a89935bb3fc3772d5190c3827d76a998785d451e2c0d11a0061cfd28f1b96eccb41b012c76ddda2021e3333a0a647489ae3c6dac10cfb8302abdf33f

Download Submit
memory/476-47-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-46-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-43-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-34-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-42-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-45-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-44-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-41-0x0000000000040000-0x0000000000060000-memory.dmp

Filesize
128KB

Download
memory/476-49-0x0000000000780000-0x00000000007A0000-memory.dmp

Filesize
128KB

Download
memory/476-48-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-50-0x0000000000780000-0x00000000007A0000-memory.dmp

Filesize
128KB

Download
memory/476-40-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-39-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-38-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-37-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-36-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/476-35-0x0000000140000000-0x0000000140848000-memory.dmp

Filesize
8.3MB

Download
memory/860-28-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/860-25-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/860-26-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/860-29-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/860-27-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/860-31-0x0000000140000000-0x000000014000E000-memory.dmp

Filesize
56KB

Download
memory/1720-20-0x000007FEF4E00000-0x000007FEF579D000-memory.dmp

Filesize
9.6MB

Download
memory/1720-16-0x0000000019AA0000-0x0000000019D82000-memory.dmp

Filesize
2.9MB

Download
memory/1720-23-0x0000000000A00000-0x0000000000A80000-memory.dmp

Filesize
512KB

Download
memory/1720-22-0x0000000000A00000-0x0000000000A80000-memory.dmp

Filesize
512KB

Download
memory/1720-21-0x0000000000A00000-0x0000000000A80000-memory.dmp

Filesize
512KB

Download
memory/1720-24-0x000007FEF4E00000-0x000007FEF579D000-memory.dmp

Filesize
9.6MB

Download
memory/1720-19-0x0000000000A00000-0x0000000000A80000-memory.dmp

Filesize
512KB

Download
memory/1720-17-0x0000000000940000-0x0000000000948000-memory.dmp

Filesize
32KB

Download
memory/1720-18-0x000007FEF4E00000-0x000007FEF579D000-memory.dmp

Filesize
9.6MB

Download
memory/2580-4-0x000000001B210000-0x000000001B4F2000-memory.dmp

Filesize
2.9MB

Download
memory/2580-11-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download
memory/2580-10-0x00000000027C0000-0x0000000002840000-memory.dmp

Filesize
512KB

Download
memory/2580-9-0x00000000027C0000-0x0000000002840000-memory.dmp

Filesize
512KB

Download
memory/2580-8-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download
memory/2580-7-0x00000000027C0000-0x0000000002840000-memory.dmp

Filesize
512KB

Download
memory/2580-6-0x000007FEF57A0000-0x000007FEF613D000-memory.dmp

Filesize
9.6MB

Download
memory/2580-5-0x0000000002560000-0x0000000002568000-memory.dmp

Filesize
32KB

Download