bitrat | baf8b869ca58cec88f07704770c521afcf050818df3280d7e2c79b1c8b75346c

General

Target

PDF DOCUMENTO VOUC--.exe
Size

2.1MB
MD5

b34182fc9f3f719d078e7b5183a31af0
SHA1

2985c7f2c853c9680a1243e75283b6c1876ab0e7
SHA256

baf8b869ca58cec88f07704770c521afcf050818df3280d7e2c79b1c8b75346c
SHA512

2366e583b5fc90a778e59c3eeb22b277db71883ea74f2f67f777520bf9e573a1230fdfdbf978ffdb154eec23ce230f2f7bec3c8ad675371c3620624e74bb0d96
SSDEEP

49152:8zlW4tpsVk5KwjVPh7zPEG3696usuUVruxYnOd5hPPukNvJ:8zMspsu5KwjvzPEI69OV6YnA77J

Score

10^/10

bitrat persistence trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

bless.con-ip.com:7777

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/1984-63-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1984-65-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1984-66-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1984-68-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1984-69-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1984-70-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1984-72-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1984-73-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

PDF DOCUMENTO VOUC--.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\chrome = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ervlt\\chrome.exe\""	PDF DOCUMENTO VOUC--.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

InstallUtil.exe

pid process

1984 InstallUtil.exe
1984 InstallUtil.exe
1984 InstallUtil.exe
1984 InstallUtil.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

PDF DOCUMENTO VOUC--.exe

description pid process target process

PID 1520 set thread context of 1984 1520 PDF DOCUMENTO VOUC--.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 2 IoCs

Processes:

powershell.exePDF DOCUMENTO VOUC--.exe

pid process

956 powershell.exe
1520 PDF DOCUMENTO VOUC--.exe

pid	process
1984	InstallUtil.exe
1984	InstallUtil.exe
1984	InstallUtil.exe
1984	InstallUtil.exe

description	pid	process	target process
PID 1520 set thread context of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe

pid	process
956	powershell.exe
1520	PDF DOCUMENTO VOUC--.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

powershell.exePDF DOCUMENTO VOUC--.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	956	powershell.exe
Token: SeDebugPrivilege	1520	PDF DOCUMENTO VOUC--.exe
Token: SeDebugPrivilege	1984	InstallUtil.exe
Token: SeShutdownPrivilege	1984	InstallUtil.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

InstallUtil.exe

pid process

1984 InstallUtil.exe
1984 InstallUtil.exe

pid	process
1984	InstallUtil.exe
1984	InstallUtil.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

PDF DOCUMENTO VOUC--.exe

description	pid	process	target process
PID 1520 wrote to memory of 956	1520	PDF DOCUMENTO VOUC--.exe	powershell.exe
PID 1520 wrote to memory of 956	1520	PDF DOCUMENTO VOUC--.exe	powershell.exe
PID 1520 wrote to memory of 956	1520	PDF DOCUMENTO VOUC--.exe	powershell.exe
PID 1520 wrote to memory of 956	1520	PDF DOCUMENTO VOUC--.exe	powershell.exe
PID 1520 wrote to memory of 2000	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 2000	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 2000	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 2000	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 2000	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 2000	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 2000	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe
PID 1520 wrote to memory of 1984	1520	PDF DOCUMENTO VOUC--.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\PDF DOCUMENTO VOUC--.exe
"C:\Users\Admin\AppData\Local\Temp\PDF DOCUMENTO VOUC--.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1520

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:956

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
PID:2000

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:1984

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/956-58-0x0000000000000000-mapping.dmp

Download
memory/956-60-0x000000006F390000-0x000000006F93B000-memory.dmp

Filesize
5.7MB

Download
memory/956-61-0x000000006F390000-0x000000006F93B000-memory.dmp

Filesize
5.7MB

Download
memory/1520-54-0x0000000001330000-0x0000000001542000-memory.dmp

Filesize
2.1MB

Download
memory/1520-55-0x0000000004C20000-0x0000000004E2C000-memory.dmp

Filesize
2.0MB

Download
memory/1520-56-0x0000000074D61000-0x0000000074D63000-memory.dmp

Filesize
8KB

Download
memory/1520-57-0x0000000000A90000-0x0000000000B22000-memory.dmp

Filesize
584KB

Download
memory/1984-63-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1984-62-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1984-65-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1984-66-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1984-67-0x00000000007E2730-mapping.dmp

Download
memory/1984-68-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1984-69-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1984-70-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1984-72-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1984-73-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads