bitrat | 3bcfe5eeac91dfdb5e391f8f1f7163a731a101978d4f906e6d759f74ed92297c

Analysis

max time kernel
150s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
22-09-2022 15:07

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General

Target

1936208b2a0d3667bc8eb7df9a86a4aa.exe
Size

3.9MB
MD5

1936208b2a0d3667bc8eb7df9a86a4aa
SHA1

45a941e8124435df1b0db1488e6a400f436004c7
SHA256

3bcfe5eeac91dfdb5e391f8f1f7163a731a101978d4f906e6d759f74ed92297c
SHA512

7cc7bec4674768efc26deeb944523bce4d4c0db8613d124a7a19e8565b90ea49e8888a6605ee6b35523ac1a3379d9733cca1b888f31e03b1b9c75d2e068b004b
SSDEEP

98304:/+7NALEU32eBhBsUsX7q6NKOuMZBBElHlmFsDyFyypr++W:/4NA52UaU0rJ72lysCDr+H

Score

10^/10

bitrat warzonerat infostealer persistence rat trojan

Malware Config

Extracted

Family

warzonerat

sheet.duckdns.org:4110

Extracted

Family

bitrat

Version

1.38

sheet.duckdns.org:8471

Attributes

communication_password
81dc9bdb52d04dc20036dbd8313ed055
install_dir
Install path
install_file
Install name
tor_process
tor

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat
WarzoneRat, AveMaria
WarzoneRat is a native RAT developed in C++ with multiple plugins sold as a MaaS.
rat infostealer warzonerat

Warzone RAT payload 4 IoCs

rat

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\explorer.exe	warzonerat
C:\Users\Admin\AppData\Local\Temp\explorer.exe	warzonerat
C:\Users\Admin\Documents\explorer.exe	warzonerat
C:\Users\Admin\Documents\explorer.exe	warzonerat

Executes dropped EXE 3 IoCs

Processes:

explorer.exeupdater.exeexplorer.exe

pid process

1880 explorer.exe
4372 updater.exe
2236 explorer.exe

pid	process
1880	explorer.exe
4372	updater.exe
2236	explorer.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:

1936208b2a0d3667bc8eb7df9a86a4aa.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	1936208b2a0d3667bc8eb7df9a86a4aa.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

updater.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Install name = "C:\\Users\\Admin\\AppData\\Local\\Install path\\Install name"	updater.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Install name = "C:\\Users\\Admin\\AppData\\Local\\Install path\\Install nameȀ"	updater.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

Processes:

updater.exe

pid process

4372 updater.exe
4372 updater.exe
4372 updater.exe
4372 updater.exe
4372 updater.exe
4372 updater.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

pid	process
4372	updater.exe
4372	updater.exe
4372	updater.exe
4372	updater.exe
4372	updater.exe
4372	updater.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

EXCEL.EXE

description	ioc	process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Modifies registry class 1 IoCs

Processes:

1936208b2a0d3667bc8eb7df9a86a4aa.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\Local Settings	1936208b2a0d3667bc8eb7df9a86a4aa.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

EXCEL.EXE

pid process

2344 EXCEL.EXE
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

powershell.exepowershell.exepowershell.exe

pid process

1116 powershell.exe
1116 powershell.exe
956 powershell.exe
956 powershell.exe
1008 powershell.exe
1008 powershell.exe

pid	process
1116	powershell.exe
1116	powershell.exe
956	powershell.exe
956	powershell.exe
1008	powershell.exe
1008	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

powershell.exeupdater.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	1116	powershell.exe
Token: SeShutdownPrivilege	4372	updater.exe
Token: SeDebugPrivilege	956	powershell.exe
Token: SeDebugPrivilege	1008	powershell.exe

Suspicious use of SetWindowsHookEx 14 IoCs

Processes:

EXCEL.EXEupdater.exe

pid	process
2344	EXCEL.EXE
4372	updater.exe
4372	updater.exe
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE
2344	EXCEL.EXE

Suspicious use of WriteProcessMemory 26 IoCs

Processes:

1936208b2a0d3667bc8eb7df9a86a4aa.exeexplorer.exeexplorer.exe

description	pid	process	target process
PID 2412 wrote to memory of 1116	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	powershell.exe
PID 2412 wrote to memory of 1116	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	powershell.exe
PID 2412 wrote to memory of 1116	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	powershell.exe
PID 2412 wrote to memory of 1880	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	explorer.exe
PID 2412 wrote to memory of 1880	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	explorer.exe
PID 2412 wrote to memory of 1880	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	explorer.exe
PID 2412 wrote to memory of 4372	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	updater.exe
PID 2412 wrote to memory of 4372	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	updater.exe
PID 2412 wrote to memory of 4372	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	updater.exe
PID 2412 wrote to memory of 2344	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	EXCEL.EXE
PID 2412 wrote to memory of 2344	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	EXCEL.EXE
PID 2412 wrote to memory of 2344	2412	1936208b2a0d3667bc8eb7df9a86a4aa.exe	EXCEL.EXE
PID 1880 wrote to memory of 956	1880	explorer.exe	powershell.exe
PID 1880 wrote to memory of 956	1880	explorer.exe	powershell.exe
PID 1880 wrote to memory of 956	1880	explorer.exe	powershell.exe
PID 1880 wrote to memory of 2236	1880	explorer.exe	explorer.exe
PID 1880 wrote to memory of 2236	1880	explorer.exe	explorer.exe
PID 1880 wrote to memory of 2236	1880	explorer.exe	explorer.exe
PID 2236 wrote to memory of 1008	2236	explorer.exe	powershell.exe
PID 2236 wrote to memory of 1008	2236	explorer.exe	powershell.exe
PID 2236 wrote to memory of 1008	2236	explorer.exe	powershell.exe
PID 2236 wrote to memory of 1936	2236	explorer.exe	cmd.exe
PID 2236 wrote to memory of 1936	2236	explorer.exe	cmd.exe
PID 2236 wrote to memory of 1936	2236	explorer.exe	cmd.exe
PID 2236 wrote to memory of 1936	2236	explorer.exe	cmd.exe
PID 2236 wrote to memory of 1936	2236	explorer.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\1936208b2a0d3667bc8eb7df9a86a4aa.exe
"C:\Users\Admin\AppData\Local\Temp\1936208b2a0d3667bc8eb7df9a86a4aa.exe"
1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2412

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAGcAcQBoACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAHUAZwBhACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAGYAbQBsACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAHcAYwBzACMAPgA="
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1116

C:\Users\Admin\AppData\Local\Temp\explorer.exe
"C:\Users\Admin\AppData\Local\Temp\explorer.exe"
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1880

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Add-MpPreference -ExclusionPath C:\
3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:956

C:\Users\Admin\Documents\explorer.exe
"C:\Users\Admin\Documents\explorer.exe"
3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2236

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell Add-MpPreference -ExclusionPath C:\
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1008

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe"
4⤵
PID:1936

C:\Users\Admin\AppData\Local\Temp\updater.exe
"C:\Users\Admin\AppData\Local\Temp\updater.exe"
2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4372

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\budget.xlsx"
2⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:2344

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

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
18KB

MD5
89288888aa6f148fdf1f4d5a4042ab28

SHA1
5732078a64533af55f987296b744a13fb66bf7e8

SHA256
1eaebeeec4a2e24c450a097e0f427c492a85b4313262acf5cbdf828681c45d58

SHA512
c96ce7e26c753a4f39a7ce6bf4168e2d38ba1aa958eebbad39ed0994b44546eea45f6d93c4c74d13a6ceb14909679a2a31cdede0a0296c1bcfc2f08aab0d1d3a

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
Filesize
18KB

MD5
89288888aa6f148fdf1f4d5a4042ab28

SHA1
5732078a64533af55f987296b744a13fb66bf7e8

SHA256
1eaebeeec4a2e24c450a097e0f427c492a85b4313262acf5cbdf828681c45d58

SHA512
c96ce7e26c753a4f39a7ce6bf4168e2d38ba1aa958eebbad39ed0994b44546eea45f6d93c4c74d13a6ceb14909679a2a31cdede0a0296c1bcfc2f08aab0d1d3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\budget.xlsx
Filesize
20KB

MD5
f73ebdb3d2562351e70c5476172ff4c4

SHA1
49bf5e4428855a9b9f311e7127fd4ce0d5f89eb3

SHA256
4454f6250448bb08bbde2c54ac7308323bd60814461009cedba512781bc4d226

SHA512
3b3223841b40aa623edd68aed7e572c9703f55a10731f9077435e262813db3de2947880632f60f590d02a8f7248df30b93a8d1f9fef89b125031749c8c5ef5db

Download Submit
C:\Users\Admin\AppData\Local\Temp\explorer.exe
Filesize
132KB

MD5
6323c6a420ae7a3b7ace4a0a7bca4edd

SHA1
77b91d13642dfe93784470893111742c123c2244

SHA256
2fb55700d343afcad180486bedddb4ce8a632d11cbbde696d8db7a165543ae90

SHA512
bba9ad737f58366d4d34493652bdc247e5afc3884259bdf2035576ded750e3663bd946b7b0996a5e91015465ada8f162e65b2fcaaab963767395b1fbe447675c

Download Submit
C:\Users\Admin\AppData\Local\Temp\explorer.exe
Filesize
132KB

MD5
6323c6a420ae7a3b7ace4a0a7bca4edd

SHA1
77b91d13642dfe93784470893111742c123c2244

SHA256
2fb55700d343afcad180486bedddb4ce8a632d11cbbde696d8db7a165543ae90

SHA512
bba9ad737f58366d4d34493652bdc247e5afc3884259bdf2035576ded750e3663bd946b7b0996a5e91015465ada8f162e65b2fcaaab963767395b1fbe447675c

Download Submit
C:\Users\Admin\AppData\Local\Temp\updater.exe
Filesize
3.8MB

MD5
4ab049723f3f39517e74252409d34cc3

SHA1
7115fdc392fb8972c368f13c394f045ff76355fc

SHA256
9a5c441ddb5578d4f3d2f0c574c6b2311793b0f6fdb25ca437390a9d3aeaf49c

SHA512
7281cc6cd16f2f0174af814ba8e38f7f7fffe1503ddcc42954111371b16e61157c66667b6511a107adc853b25383978f1d531a05d2075e05deee28428e20386f

Download Submit
C:\Users\Admin\AppData\Local\Temp\updater.exe
Filesize
3.8MB

MD5
4ab049723f3f39517e74252409d34cc3

SHA1
7115fdc392fb8972c368f13c394f045ff76355fc

SHA256
9a5c441ddb5578d4f3d2f0c574c6b2311793b0f6fdb25ca437390a9d3aeaf49c

SHA512
7281cc6cd16f2f0174af814ba8e38f7f7fffe1503ddcc42954111371b16e61157c66667b6511a107adc853b25383978f1d531a05d2075e05deee28428e20386f

Download Submit
C:\Users\Admin\Documents\explorer.exe
Filesize
132KB

MD5
6323c6a420ae7a3b7ace4a0a7bca4edd

SHA1
77b91d13642dfe93784470893111742c123c2244

SHA256
2fb55700d343afcad180486bedddb4ce8a632d11cbbde696d8db7a165543ae90

SHA512
bba9ad737f58366d4d34493652bdc247e5afc3884259bdf2035576ded750e3663bd946b7b0996a5e91015465ada8f162e65b2fcaaab963767395b1fbe447675c

Download Submit
C:\Users\Admin\Documents\explorer.exe
Filesize
132KB

MD5
6323c6a420ae7a3b7ace4a0a7bca4edd

SHA1
77b91d13642dfe93784470893111742c123c2244

SHA256
2fb55700d343afcad180486bedddb4ce8a632d11cbbde696d8db7a165543ae90

SHA512
bba9ad737f58366d4d34493652bdc247e5afc3884259bdf2035576ded750e3663bd946b7b0996a5e91015465ada8f162e65b2fcaaab963767395b1fbe447675c

Download Submit
memory/956-154-0x0000000000000000-mapping.dmp

Download
memory/956-164-0x0000000075750000-0x000000007579C000-memory.dmp

Filesize
304KB

Download
memory/1008-174-0x0000000000000000-mapping.dmp

Download
memory/1008-176-0x0000000075750000-0x000000007579C000-memory.dmp

Filesize
304KB

Download
memory/1116-145-0x0000000005530000-0x0000000005596000-memory.dmp

Filesize
408KB

Download
memory/1116-142-0x0000000004D20000-0x0000000005348000-memory.dmp

Filesize
6.2MB

Download
memory/1116-140-0x00000000025F0000-0x0000000002626000-memory.dmp

Filesize
216KB

Download
memory/1116-143-0x0000000004CC0000-0x0000000004CE2000-memory.dmp

Filesize
136KB

Download
memory/1116-144-0x00000000054C0000-0x0000000005526000-memory.dmp

Filesize
408KB

Download
memory/1116-151-0x0000000005B60000-0x0000000005B7E000-memory.dmp

Filesize
120KB

Download
memory/1116-167-0x0000000007100000-0x0000000007108000-memory.dmp

Filesize
32KB

Download
memory/1116-166-0x00000000071B0000-0x00000000071CA000-memory.dmp

Filesize
104KB

Download
memory/1116-165-0x00000000070C0000-0x00000000070CE000-memory.dmp

Filesize
56KB

Download
memory/1116-132-0x0000000000000000-mapping.dmp

Download
memory/1116-163-0x0000000007110000-0x00000000071A6000-memory.dmp

Filesize
600KB

Download
memory/1116-157-0x0000000006130000-0x0000000006162000-memory.dmp

Filesize
200KB

Download
memory/1116-158-0x0000000075750000-0x000000007579C000-memory.dmp

Filesize
304KB

Download
memory/1116-159-0x0000000006110000-0x000000000612E000-memory.dmp

Filesize
120KB

Download
memory/1116-160-0x00000000074C0000-0x0000000007B3A000-memory.dmp

Filesize
6.5MB

Download
memory/1116-161-0x0000000006E80000-0x0000000006E9A000-memory.dmp

Filesize
104KB

Download
memory/1116-162-0x0000000006EF0000-0x0000000006EFA000-memory.dmp

Filesize
40KB

Download
memory/1880-133-0x0000000000000000-mapping.dmp

Download
memory/1936-178-0x0000000000ED0000-0x0000000000ED1000-memory.dmp

Filesize
4KB

Download
memory/1936-177-0x0000000000000000-mapping.dmp

Download
memory/2236-169-0x0000000000000000-mapping.dmp

Download
memory/2344-183-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp

Filesize
64KB

Download
memory/2344-150-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp

Filesize
64KB

Download
memory/2344-152-0x00007FF80F3E0000-0x00007FF80F3F0000-memory.dmp

Filesize
64KB

Download
memory/2344-149-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp

Filesize
64KB

Download
memory/2344-147-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp

Filesize
64KB

Download
memory/2344-141-0x0000000000000000-mapping.dmp

Download
memory/2344-148-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp

Filesize
64KB

Download
memory/2344-185-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp

Filesize
64KB

Download
memory/2344-184-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp

Filesize
64KB

Download
memory/2344-146-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp

Filesize
64KB

Download
memory/2344-153-0x00007FF80F3E0000-0x00007FF80F3F0000-memory.dmp

Filesize
64KB

Download
memory/2344-186-0x00007FF811CF0000-0x00007FF811D00000-memory.dmp

Filesize
64KB

Download
memory/4372-156-0x0000000073960000-0x0000000073999000-memory.dmp

Filesize
228KB

Download
memory/4372-180-0x00000000756D0000-0x0000000075709000-memory.dmp

Filesize
228KB

Download
memory/4372-181-0x0000000073960000-0x0000000073999000-memory.dmp

Filesize
228KB

Download
memory/4372-179-0x0000000075870000-0x00000000758A9000-memory.dmp

Filesize
228KB

Download
memory/4372-136-0x0000000000000000-mapping.dmp

Download
memory/4372-139-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/4372-155-0x00000000756D0000-0x0000000075709000-memory.dmp

Filesize
228KB

Download