bcb43e540324aec08aad7401c57c64000e7e4ccc20efa5f64072e7a664d9492f

Analysis

max time kernel
30s
max time network
29s
platform
windows10-2004_x64
resource
win10v2004-20230621-en
resource tags

arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system
submitted
23-06-2023 22:56

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General

Target

BruteForcers PACK/BruteForcers PACK/BTC BRUTE CHECKER 3.1/Bitcoin Brute Checker 3.1.exe
Size

183KB
MD5

ee99d0874e15a451904ca19b4c4b3707
SHA1

b45b61fb965dc6c61f6389de830f16a9d4ce2a31
SHA256

3d7f184f288ae23c94a3171428c1dbda7a8e79035760a19ce78c905f71934578
SHA512

b77ee115e9683f68de63804324f6ecd5319155b5493ef7ddab3733195a5822507866b583f004392f55d70e7a6c542dfa67fe7eb51052c9ef3a8a82ca4e6ef775
SSDEEP

768:nec4lj/GeePn4RO0ngaUy1wbFWrNNVSeKG5ZxZPt+4L+gn7nQtgnggnGk/SV3Wn3:p4llePqrgcw0bVDDxJtJKgSTQl

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

Bitcoin Brute Checker 3.1.exeWindows Services.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Control Panel\International\Geo\Nation	Bitcoin Brute Checker 3.1.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\Control Panel\International\Geo\Nation	Windows Services.exe

Drops startup file 1 IoCs

Processes:

Launcher.exe

description ioc process

File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Startup.lnk Launcher.exe
Executes dropped EXE 3 IoCs

Processes:

Windows Services.exeSecure System Shell.exeRuntime Explorer.exe

pid process

2504 Windows Services.exe
3888 Secure System Shell.exe
3576 Runtime Explorer.exe
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Microsoft Startup.lnk	Launcher.exe

pid	process
2504	Windows Services.exe
3888	Secure System Shell.exe
3576	Runtime Explorer.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

Launcher.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3259792829-1422303781-2047321929-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Runtime Explorer = "C:\\Windows\\IMF\\\\Windows Services.exe"	Launcher.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

bchainHost.exe

pid process

412 bchainHost.exe
412 bchainHost.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

bchainHost.exe

description pid process target process

PID 1708 set thread context of 412 1708 bchainHost.exe bchainHost.exe

pid	process
412	bchainHost.exe
412	bchainHost.exe

description	pid	process	target process
PID 1708 set thread context of 412	1708	bchainHost.exe	bchainHost.exe

Drops file in Windows directory 9 IoCs

Processes:

Launcher.exe

description	ioc	process
File created	C:\Windows\IMF\LICENCE.zip	Launcher.exe
File created	C:\Windows\IMF\Runtime Explorer.exe.tmp	Launcher.exe
File opened for modification	C:\Windows\IMF\Runtime Explorer.exe	Launcher.exe
File created	C:\Windows\IMF\Secure System Shell.exe.tmp	Launcher.exe
File opened for modification	C:\Windows\IMF\Secure System Shell.exe	Launcher.exe
File created	C:\Windows\IMF\Windows Services.exe.tmp	Launcher.exe
File opened for modification	C:\Windows\IMF\Windows Services.exe	Launcher.exe
File opened for modification	C:\Windows\IMF\LICENCE.zip	Launcher.exe
File created	C:\Windows\IMF\LICENCE.dat	Launcher.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4600 412 WerFault.exe bchainHost.exe

pid	pid_target	process	target process
4600	412	WerFault.exe	bchainHost.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

bchainHost.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	bchainHost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardProduct	bchainHost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	bchainHost.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

Launcher.exepowershell.exeWindows Services.exeSecure System Shell.exe

pid	process
3560	Launcher.exe
3316	powershell.exe
3316	powershell.exe
2504	Windows Services.exe
2504	Windows Services.exe
2504	Windows Services.exe
2504	Windows Services.exe
3888	Secure System Shell.exe

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

bchainHost.exe

pid process

1708 bchainHost.exe

pid	process
1708	bchainHost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

Launcher.exepowershell.exeWindows Services.exeSecure System Shell.exe

description	pid	process
Token: SeDebugPrivilege	3560	Launcher.exe
Token: SeDebugPrivilege	3316	powershell.exe
Token: SeDebugPrivilege	2504	Windows Services.exe
Token: SeDebugPrivilege	3888	Secure System Shell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

Runtime Explorer.exe

pid process

3576 Runtime Explorer.exe

pid	process
3576	Runtime Explorer.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

Bitcoin Brute Checker 3.1.exeLauncher.exebchainHost.exeWindows Services.exe

description	pid	process	target process
PID 4504 wrote to memory of 3560	4504	Bitcoin Brute Checker 3.1.exe	Launcher.exe
PID 4504 wrote to memory of 3560	4504	Bitcoin Brute Checker 3.1.exe	Launcher.exe
PID 4504 wrote to memory of 3560	4504	Bitcoin Brute Checker 3.1.exe	Launcher.exe
PID 4504 wrote to memory of 1708	4504	Bitcoin Brute Checker 3.1.exe	bchainHost.exe
PID 4504 wrote to memory of 1708	4504	Bitcoin Brute Checker 3.1.exe	bchainHost.exe
PID 4504 wrote to memory of 1708	4504	Bitcoin Brute Checker 3.1.exe	bchainHost.exe
PID 3560 wrote to memory of 3316	3560	Launcher.exe	powershell.exe
PID 3560 wrote to memory of 3316	3560	Launcher.exe	powershell.exe
PID 3560 wrote to memory of 3316	3560	Launcher.exe	powershell.exe
PID 1708 wrote to memory of 412	1708	bchainHost.exe	bchainHost.exe
PID 1708 wrote to memory of 412	1708	bchainHost.exe	bchainHost.exe
PID 1708 wrote to memory of 412	1708	bchainHost.exe	bchainHost.exe
PID 1708 wrote to memory of 412	1708	bchainHost.exe	bchainHost.exe
PID 3560 wrote to memory of 2504	3560	Launcher.exe	Windows Services.exe
PID 3560 wrote to memory of 2504	3560	Launcher.exe	Windows Services.exe
PID 3560 wrote to memory of 2504	3560	Launcher.exe	Windows Services.exe
PID 2504 wrote to memory of 3888	2504	Windows Services.exe	Secure System Shell.exe
PID 2504 wrote to memory of 3888	2504	Windows Services.exe	Secure System Shell.exe
PID 2504 wrote to memory of 3888	2504	Windows Services.exe	Secure System Shell.exe
PID 2504 wrote to memory of 3576	2504	Windows Services.exe	Runtime Explorer.exe
PID 2504 wrote to memory of 3576	2504	Windows Services.exe	Runtime Explorer.exe
PID 2504 wrote to memory of 3576	2504	Windows Services.exe	Runtime Explorer.exe

C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\BTC BRUTE CHECKER 3.1\Bitcoin Brute Checker 3.1.exe
"C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\BTC BRUTE CHECKER 3.1\Bitcoin Brute Checker 3.1.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4504

C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\BTC BRUTE CHECKER 3.1\dllsys\Launcher.exe
"C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\BTC BRUTE CHECKER 3.1\dllsys\Launcher.exe"
2⤵
- Drops startup file
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3560

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" add-mppreference -exclusionpath C:\Windows\IMF\
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3316

C:\Windows\IMF\Windows Services.exe
"C:\Windows\IMF\Windows Services.exe" {Arguments If Needed}
3⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2504

C:\Windows\IMF\Secure System Shell.exe
"C:\Windows\IMF\Secure System Shell.exe"
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3888

C:\Windows\IMF\Runtime Explorer.exe
"C:\Windows\IMF\Runtime Explorer.exe"
4⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:3576

C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\BTC BRUTE CHECKER 3.1\dllsys\bchainHost.exe
"C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\BTC BRUTE CHECKER 3.1\dllsys\bchainHost.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1708

C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\BTC BRUTE CHECKER 3.1\dllsys\bchainHost.exe
"C:\Users\Admin\AppData\Local\Temp\BruteForcers PACK\BruteForcers PACK\BTC BRUTE CHECKER 3.1\dllsys\bchainHost.exe"
3⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Enumerates system info in registry
PID:412

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 1492
4⤵
- Program crash
PID:4600

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 412 -ip 412
1⤵
PID:5056

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fgsqe3z3.tia.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Windows\IMF\Runtime Explorer.exe
Filesize
144KB

MD5
ec70c6f4dc443c5ab2b91d64ae04fa8e

SHA1
43eb3b3289782fced204f0b4e3edad2ba1b085b7

SHA256
276f1bfc6256f4c1ddd544d5a556d299ebddcf200a64ee7c9c3edef686df727d

SHA512
6217c232edbcf60ae1337120aa9b51956e06f591c660fd720b02fe8abf01923dd4dca28f69ece88c12c705a4c3a392d0cbb6f4f6c6759306123db141ed05d584

Download Submit
C:\Windows\IMF\Runtime Explorer.exe
Filesize
144KB

MD5
ec70c6f4dc443c5ab2b91d64ae04fa8e

SHA1
43eb3b3289782fced204f0b4e3edad2ba1b085b7

SHA256
276f1bfc6256f4c1ddd544d5a556d299ebddcf200a64ee7c9c3edef686df727d

SHA512
6217c232edbcf60ae1337120aa9b51956e06f591c660fd720b02fe8abf01923dd4dca28f69ece88c12c705a4c3a392d0cbb6f4f6c6759306123db141ed05d584

Download Submit
C:\Windows\IMF\Runtime Explorer.exe
Filesize
144KB

MD5
ec70c6f4dc443c5ab2b91d64ae04fa8e

SHA1
43eb3b3289782fced204f0b4e3edad2ba1b085b7

SHA256
276f1bfc6256f4c1ddd544d5a556d299ebddcf200a64ee7c9c3edef686df727d

SHA512
6217c232edbcf60ae1337120aa9b51956e06f591c660fd720b02fe8abf01923dd4dca28f69ece88c12c705a4c3a392d0cbb6f4f6c6759306123db141ed05d584

Download Submit
C:\Windows\IMF\Secure System Shell.exe
Filesize
45KB

MD5
7d0c7359e5b2daa5665d01afdc98cc00

SHA1
c3cc830c8ffd0f53f28d89dcd9f3426be87085cb

SHA256
f1abd5ab03189e82971513e6ca04bd372fcf234d670079888f01cf4addd49809

SHA512
a8f82b11b045d8dd744506f4f56f3382b33a03684a6aebc91a02ea901c101b91cb43b7d0213f72f39cbb22f616ecd5de8b9e6c99fb5669f26a3ea6bcb63c8407

Download Submit
C:\Windows\IMF\Secure System Shell.exe
Filesize
45KB

MD5
7d0c7359e5b2daa5665d01afdc98cc00

SHA1
c3cc830c8ffd0f53f28d89dcd9f3426be87085cb

SHA256
f1abd5ab03189e82971513e6ca04bd372fcf234d670079888f01cf4addd49809

SHA512
a8f82b11b045d8dd744506f4f56f3382b33a03684a6aebc91a02ea901c101b91cb43b7d0213f72f39cbb22f616ecd5de8b9e6c99fb5669f26a3ea6bcb63c8407

Download Submit
C:\Windows\IMF\Secure System Shell.exe
Filesize
45KB

MD5
7d0c7359e5b2daa5665d01afdc98cc00

SHA1
c3cc830c8ffd0f53f28d89dcd9f3426be87085cb

SHA256
f1abd5ab03189e82971513e6ca04bd372fcf234d670079888f01cf4addd49809

SHA512
a8f82b11b045d8dd744506f4f56f3382b33a03684a6aebc91a02ea901c101b91cb43b7d0213f72f39cbb22f616ecd5de8b9e6c99fb5669f26a3ea6bcb63c8407

Download Submit
C:\Windows\IMF\Windows Services.exe
Filesize
46KB

MD5
ad0ce1302147fbdfecaec58480eb9cf9

SHA1
874efbc76e5f91bc1425a43ea19400340f98d42b

SHA256
2c339b52b82e73b4698a0110cdfe310c00c5c69078e9e1bd6fa1308652bf82a3

SHA512
adccd5520e01b673c2fc5c451305fe31b1a3e74891aece558f75fefc50218adf1fb81bb8c7f19969929d3fecb0fdb2cb5b564400d51e0a5a1ad8d5bc2d4eed53

Download Submit
C:\Windows\IMF\Windows Services.exe
Filesize
46KB

MD5
ad0ce1302147fbdfecaec58480eb9cf9

SHA1
874efbc76e5f91bc1425a43ea19400340f98d42b

SHA256
2c339b52b82e73b4698a0110cdfe310c00c5c69078e9e1bd6fa1308652bf82a3

SHA512
adccd5520e01b673c2fc5c451305fe31b1a3e74891aece558f75fefc50218adf1fb81bb8c7f19969929d3fecb0fdb2cb5b564400d51e0a5a1ad8d5bc2d4eed53

Download Submit
C:\Windows\IMF\Windows Services.exe
Filesize
46KB

MD5
ad0ce1302147fbdfecaec58480eb9cf9

SHA1
874efbc76e5f91bc1425a43ea19400340f98d42b

SHA256
2c339b52b82e73b4698a0110cdfe310c00c5c69078e9e1bd6fa1308652bf82a3

SHA512
adccd5520e01b673c2fc5c451305fe31b1a3e74891aece558f75fefc50218adf1fb81bb8c7f19969929d3fecb0fdb2cb5b564400d51e0a5a1ad8d5bc2d4eed53

Download Submit
memory/412-152-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/412-149-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/412-150-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/412-163-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/412-154-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/412-166-0x0000000000DE0000-0x0000000000DE1000-memory.dmp

Filesize
4KB

Download
memory/1708-146-0x0000000004AC0000-0x0000000004AD0000-memory.dmp

Filesize
64KB

Download
memory/1708-143-0x0000000000140000-0x00000000001C8000-memory.dmp

Filesize
544KB

Download
memory/1708-153-0x0000000004A40000-0x0000000004A43000-memory.dmp

Filesize
12KB

Download
memory/2504-218-0x0000000004B70000-0x0000000004B80000-memory.dmp

Filesize
64KB

Download
memory/2504-211-0x00000000002D0000-0x00000000002E2000-memory.dmp

Filesize
72KB

Download
memory/2504-251-0x0000000004B70000-0x0000000004B80000-memory.dmp

Filesize
64KB

Download
memory/3316-240-0x000000007F790000-0x000000007F7A0000-memory.dmp

Filesize
64KB

Download
memory/3316-245-0x00000000078A0000-0x00000000078AE000-memory.dmp

Filesize
56KB

Download
memory/3316-161-0x0000000005C80000-0x0000000005CE6000-memory.dmp

Filesize
408KB

Download
memory/3316-164-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

Filesize
64KB

Download
memory/3316-165-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

Filesize
64KB

Download
memory/3316-247-0x0000000007990000-0x0000000007998000-memory.dmp

Filesize
32KB

Download
memory/3316-246-0x00000000079B0000-0x00000000079CA000-memory.dmp

Filesize
104KB

Download
memory/3316-244-0x00000000078F0000-0x0000000007986000-memory.dmp

Filesize
600KB

Download
memory/3316-243-0x00000000076E0000-0x00000000076EA000-memory.dmp

Filesize
40KB

Download
memory/3316-227-0x0000000006920000-0x0000000006952000-memory.dmp

Filesize
200KB

Download
memory/3316-241-0x0000000007CE0000-0x000000000835A000-memory.dmp

Filesize
6.5MB

Download
memory/3316-242-0x0000000007680000-0x000000000769A000-memory.dmp

Filesize
104KB

Download
memory/3316-155-0x0000000005BE0000-0x0000000005C02000-memory.dmp

Filesize
136KB

Download
memory/3316-148-0x0000000005580000-0x0000000005BA8000-memory.dmp

Filesize
6.2MB

Download
memory/3316-147-0x0000000002A30000-0x0000000002A66000-memory.dmp

Filesize
216KB

Download
memory/3316-193-0x00000000062F0000-0x000000000630E000-memory.dmp

Filesize
120KB

Download
memory/3316-219-0x0000000002AD0000-0x0000000002AE0000-memory.dmp

Filesize
64KB

Download
memory/3316-162-0x0000000005D60000-0x0000000005DC6000-memory.dmp

Filesize
408KB

Download
memory/3316-238-0x0000000006900000-0x000000000691E000-memory.dmp

Filesize
120KB

Download
memory/3316-228-0x000000006F280000-0x000000006F2CC000-memory.dmp

Filesize
304KB

Download
memory/3560-142-0x0000000006530000-0x00000000065AE000-memory.dmp

Filesize
504KB

Download
memory/3560-194-0x0000000006170000-0x000000000618E000-memory.dmp

Filesize
120KB

Download
memory/3560-140-0x0000000000650000-0x0000000000664000-memory.dmp

Filesize
80KB

Download
memory/3560-192-0x0000000006190000-0x0000000006206000-memory.dmp

Filesize
472KB

Download
memory/3560-141-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/3560-145-0x0000000004E30000-0x0000000004E40000-memory.dmp

Filesize
64KB

Download
memory/3888-239-0x0000000004ED0000-0x0000000004EE0000-memory.dmp

Filesize
64KB

Download
memory/3888-224-0x00000000005A0000-0x00000000005B2000-memory.dmp

Filesize
72KB

Download
memory/3888-252-0x0000000004ED0000-0x0000000004EE0000-memory.dmp

Filesize
64KB

Download
memory/4504-138-0x0000000005830000-0x0000000005886000-memory.dmp

Filesize
344KB

Download
memory/4504-139-0x00000000058E0000-0x00000000058F0000-memory.dmp

Filesize
64KB

Download
memory/4504-133-0x0000000000B40000-0x0000000000B74000-memory.dmp

Filesize
208KB

Download
memory/4504-135-0x0000000005BA0000-0x0000000006144000-memory.dmp

Filesize
5.6MB

Download
memory/4504-136-0x0000000005690000-0x0000000005722000-memory.dmp

Filesize
584KB

Download
memory/4504-137-0x00000000055C0000-0x00000000055CA000-memory.dmp

Filesize
40KB

Download
memory/4504-134-0x00000000054D0000-0x000000000556C000-memory.dmp

Filesize
624KB

Download