bitrat | 935195b8b2fc62b32c1fe86d02ce9cf5f97dd367ba476d72a5b49bf0953f4df2

General

Target

5f1ab238cfe95a4038013b537c4a898e.exe
Size

4.8MB
MD5

5f1ab238cfe95a4038013b537c4a898e
SHA1

49b8d02da8c6f4b0e96824d5634b0acd759b5ed9
SHA256

935195b8b2fc62b32c1fe86d02ce9cf5f97dd367ba476d72a5b49bf0953f4df2
SHA512

9043224693c125bbb30722e398e2b0fc79cd53132fb4407d3266c2bd5fa1aebe834bba629febc260dc58085595e5855e0917c700adcd3df54e2db7aca66ade38
SSDEEP

98304:f/o8tOZ/mQUM4UIhvmrilz7avIfkmLZEuB+rz1nLY:n3tih4Nhe0ewPBE1n

Score

10^/10

bitrat persistence trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

moneymaker.con-ip.com:3005

Attributes

communication_password
202cb962ac59075b964b07152d234b70
tor_process
tor

Signatures

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

UPX packed file 8 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1736-62-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1736-64-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1736-65-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1736-67-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1736-68-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1736-69-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1736-70-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1736-74-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

5f1ab238cfe95a4038013b537c4a898e.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2591564548-2301609547-1748242483-1000\Software\Microsoft\Windows\CurrentVersion\Run\chrome = "\"C:\\Users\\Admin\\AppData\\Roaming\\Bxrfp\\chrome.exe\""	5f1ab238cfe95a4038013b537c4a898e.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

InstallUtil.exe

pid process

1736 InstallUtil.exe
1736 InstallUtil.exe
1736 InstallUtil.exe
1736 InstallUtil.exe
1736 InstallUtil.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

5f1ab238cfe95a4038013b537c4a898e.exe

description pid process target process

PID 456 set thread context of 1736 456 5f1ab238cfe95a4038013b537c4a898e.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
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

1156 powershell.exe

pid	process
1736	InstallUtil.exe
1736	InstallUtil.exe
1736	InstallUtil.exe
1736	InstallUtil.exe
1736	InstallUtil.exe

description	pid	process	target process
PID 456 set thread context of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe

pid	process
1156	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

5f1ab238cfe95a4038013b537c4a898e.exepowershell.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	456	5f1ab238cfe95a4038013b537c4a898e.exe
Token: SeDebugPrivilege	1156	powershell.exe
Token: SeDebugPrivilege	1736	InstallUtil.exe
Token: SeShutdownPrivilege	1736	InstallUtil.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

InstallUtil.exe

pid process

1736 InstallUtil.exe
1736 InstallUtil.exe

pid	process
1736	InstallUtil.exe
1736	InstallUtil.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

5f1ab238cfe95a4038013b537c4a898e.exe

description	pid	process	target process
PID 456 wrote to memory of 1156	456	5f1ab238cfe95a4038013b537c4a898e.exe	powershell.exe
PID 456 wrote to memory of 1156	456	5f1ab238cfe95a4038013b537c4a898e.exe	powershell.exe
PID 456 wrote to memory of 1156	456	5f1ab238cfe95a4038013b537c4a898e.exe	powershell.exe
PID 456 wrote to memory of 1156	456	5f1ab238cfe95a4038013b537c4a898e.exe	powershell.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe
PID 456 wrote to memory of 1736	456	5f1ab238cfe95a4038013b537c4a898e.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\5f1ab238cfe95a4038013b537c4a898e.exe
"C:\Users\Admin\AppData\Local\Temp\5f1ab238cfe95a4038013b537c4a898e.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:456

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1156

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:1736

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

Loading Replay Monitor...

Downloads

memory/456-54-0x00000000002D0000-0x000000000079E000-memory.dmp

Filesize
4.8MB

Download
memory/456-55-0x0000000005050000-0x00000000053D4000-memory.dmp

Filesize
3.5MB

Download
memory/1156-56-0x0000000000000000-mapping.dmp

Download
memory/1156-57-0x0000000075D31000-0x0000000075D33000-memory.dmp

Filesize
8KB

Download
memory/1156-58-0x000000006EE70000-0x000000006F41B000-memory.dmp

Filesize
5.7MB

Download
memory/1156-59-0x000000006EE70000-0x000000006F41B000-memory.dmp

Filesize
5.7MB

Download
memory/1156-60-0x000000006EE70000-0x000000006F41B000-memory.dmp

Filesize
5.7MB

Download
memory/1736-61-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1736-62-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1736-64-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1736-65-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1736-66-0x00000000007E2730-mapping.dmp

Download
memory/1736-67-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1736-68-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1736-69-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1736-70-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1736-72-0x00000000000A0000-0x00000000000AA000-memory.dmp

Filesize
40KB

Download
memory/1736-73-0x00000000000A0000-0x00000000000AA000-memory.dmp

Filesize
40KB

Download
memory/1736-74-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1736-75-0x00000000000A0000-0x00000000000AA000-memory.dmp

Filesize
40KB

Download
memory/1736-76-0x00000000000A0000-0x00000000000AA000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads