bitrat | 8dae589a1806bcf1cf37a85cf9821a25527c4a271d8aba3c9a8f621061766840

General

Target

3f4db4050dee9f3e8bd5e5582c819cf5.exe
Size

2.3MB
MD5

3f4db4050dee9f3e8bd5e5582c819cf5
SHA1

9791da30a7d8e2370d035d46dc45238daaf79301
SHA256

8dae589a1806bcf1cf37a85cf9821a25527c4a271d8aba3c9a8f621061766840
SHA512

f748cd3cd36f994977010305c71e6f4eeb611240c7edcb972e29bb7c82c7067715001e492d12975c9e14d38496acb1643e75bb7703f568ab5effe53bd62227dd

Score

10^/10

bitrat persistence trojan

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

37.0.11.155:4670

Attributes

communication_password
31af2433c836721a29f5d8e94b790444
tor_process
tor

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3f4db4050dee9f3e8bd5e5582c819cf5.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\Dzueh = "\"C:\\Users\\Admin\\AppData\\Roaming\\Prrmwscy\\Dzueh.exe\""	3f4db4050dee9f3e8bd5e5582c819cf5.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

InstallUtil.exe

pid process

1820 InstallUtil.exe
1820 InstallUtil.exe
1820 InstallUtil.exe
1820 InstallUtil.exe
1820 InstallUtil.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

3f4db4050dee9f3e8bd5e5582c819cf5.exe

description pid process target process

PID 1416 set thread context of 1820 1416 3f4db4050dee9f3e8bd5e5582c819cf5.exe InstallUtil.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Delays execution with timeout.exe 2 IoCs
evasion

Processes:

timeout.exetimeout.exe

pid process

1300 timeout.exe
1692 timeout.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

3f4db4050dee9f3e8bd5e5582c819cf5.exe

pid process

1416 3f4db4050dee9f3e8bd5e5582c819cf5.exe

pid	process
1820	InstallUtil.exe
1820	InstallUtil.exe
1820	InstallUtil.exe
1820	InstallUtil.exe
1820	InstallUtil.exe

description	pid	process	target process
PID 1416 set thread context of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe

pid	process
1300	timeout.exe
1692	timeout.exe

pid	process
1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

3f4db4050dee9f3e8bd5e5582c819cf5.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe
Token: SeDebugPrivilege	1820	InstallUtil.exe
Token: SeShutdownPrivilege	1820	InstallUtil.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

InstallUtil.exe

pid process

1820 InstallUtil.exe
1820 InstallUtil.exe

pid	process
1820	InstallUtil.exe
1820	InstallUtil.exe

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

3f4db4050dee9f3e8bd5e5582c819cf5.execmd.execmd.exe

description	pid	process	target process
PID 1416 wrote to memory of 956	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	cmd.exe
PID 1416 wrote to memory of 956	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	cmd.exe
PID 1416 wrote to memory of 956	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	cmd.exe
PID 1416 wrote to memory of 956	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	cmd.exe
PID 956 wrote to memory of 1300	956	cmd.exe	timeout.exe
PID 956 wrote to memory of 1300	956	cmd.exe	timeout.exe
PID 956 wrote to memory of 1300	956	cmd.exe	timeout.exe
PID 956 wrote to memory of 1300	956	cmd.exe	timeout.exe
PID 1416 wrote to memory of 2040	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	cmd.exe
PID 1416 wrote to memory of 2040	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	cmd.exe
PID 1416 wrote to memory of 2040	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	cmd.exe
PID 1416 wrote to memory of 2040	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	cmd.exe
PID 2040 wrote to memory of 1692	2040	cmd.exe	timeout.exe
PID 2040 wrote to memory of 1692	2040	cmd.exe	timeout.exe
PID 2040 wrote to memory of 1692	2040	cmd.exe	timeout.exe
PID 2040 wrote to memory of 1692	2040	cmd.exe	timeout.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe
PID 1416 wrote to memory of 1820	1416	3f4db4050dee9f3e8bd5e5582c819cf5.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\3f4db4050dee9f3e8bd5e5582c819cf5.exe
"C:\Users\Admin\AppData\Local\Temp\3f4db4050dee9f3e8bd5e5582c819cf5.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1416

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C timeout /nobreak /t 19
2⤵
- Suspicious use of WriteProcessMemory
PID:956

C:\Windows\SysWOW64\timeout.exe
timeout /nobreak /t 19
3⤵
- Delays execution with timeout.exe
PID:1300

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout 39
2⤵
- Suspicious use of WriteProcessMemory
PID:2040

C:\Windows\SysWOW64\timeout.exe
timeout 39
3⤵
- Delays execution with timeout.exe
PID:1692

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1820

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/956-56-0x0000000000000000-mapping.dmp

Download
memory/1300-57-0x0000000000000000-mapping.dmp

Download
memory/1416-84-0x0000000072580000-0x000000007390F000-memory.dmp

Filesize
19.6MB

Download
memory/1416-54-0x0000000000300000-0x0000000000558000-memory.dmp

Filesize
2.3MB

Download
memory/1416-86-0x0000000071390000-0x0000000071B70000-memory.dmp

Filesize
7.9MB

Download
memory/1416-59-0x0000000071B70000-0x0000000072580000-memory.dmp

Filesize
10.1MB

Download
memory/1416-60-0x0000000071390000-0x0000000071B70000-memory.dmp

Filesize
7.9MB

Download
memory/1416-61-0x0000000005560000-0x00000000057A8000-memory.dmp

Filesize
2.3MB

Download
memory/1416-62-0x0000000004940000-0x000000000498C000-memory.dmp

Filesize
304KB

Download
memory/1416-85-0x0000000071B70000-0x0000000072580000-memory.dmp

Filesize
10.1MB

Download
memory/1416-55-0x00000000764C1000-0x00000000764C3000-memory.dmp

Filesize
8KB

Download
memory/1416-65-0x0000000073FF0000-0x0000000074184000-memory.dmp

Filesize
1.6MB

Download
memory/1416-66-0x0000000070670000-0x000000007138D000-memory.dmp

Filesize
13.1MB

Download
memory/1416-67-0x000000006FF30000-0x000000007066E000-memory.dmp

Filesize
7.2MB

Download
memory/1416-58-0x0000000072580000-0x000000007390F000-memory.dmp

Filesize
19.6MB

Download
memory/1692-64-0x0000000000000000-mapping.dmp

Download
memory/1820-92-0x00000000000A0000-0x00000000000AA000-memory.dmp

Filesize
40KB

Download
memory/1820-71-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-75-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-77-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-68-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-80-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-83-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-69-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-78-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-81-0x000000000068A488-mapping.dmp

Download
memory/1820-73-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-88-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-89-0x00000000000A0000-0x00000000000AA000-memory.dmp

Filesize
40KB

Download
memory/1820-90-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1820-91-0x00000000000A0000-0x00000000000AA000-memory.dmp

Filesize
40KB

Download
memory/2040-63-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads