bitrat | f96220adfda74917e800824560af98aa531b4c38f141ebb2582fe9925309814b

General

Target

c3dc5d22fb3d36e7e228089398815e48.exe
Size

18KB
MD5

c3dc5d22fb3d36e7e228089398815e48
SHA1

4105b4bc7c6b368fe73a3d378fd669a6327f93b1
SHA256

f96220adfda74917e800824560af98aa531b4c38f141ebb2582fe9925309814b
SHA512

bb37c86ba694524f53905b21b80e0aa969c101954a9f773953f98368c115233549e284c1505c8e781bb44c49972a9fcce652fe6bf48f3b6ac5b6273f4d37c599

Score

10^/10

bitrat persistence suricata trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

bendecidobendiciones.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
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
suricata

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3228-147-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3228-149-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3228-150-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3228-148-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3228-151-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3228-154-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

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:

c3dc5d22fb3d36e7e228089398815e48.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\Control Panel\International\Geo\Nation	c3dc5d22fb3d36e7e228089398815e48.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

c3dc5d22fb3d36e7e228089398815e48.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1081944012-3634099177-1681222835-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Vcebuyhg = "\"C:\\Users\\Admin\\AppData\\Roaming\\Nrlkmkv\\Vcebuyhg.exe\""	c3dc5d22fb3d36e7e228089398815e48.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

InstallUtil.exe

pid process

3228 InstallUtil.exe
3228 InstallUtil.exe
3228 InstallUtil.exe
3228 InstallUtil.exe
3228 InstallUtil.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

c3dc5d22fb3d36e7e228089398815e48.exe

description pid process target process

PID 4856 set thread context of 3228 4856 c3dc5d22fb3d36e7e228089398815e48.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

pid	process
3228	InstallUtil.exe
3228	InstallUtil.exe
3228	InstallUtil.exe
3228	InstallUtil.exe
3228	InstallUtil.exe

description	pid	process	target process
PID 4856 set thread context of 3228	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

powershell.exec3dc5d22fb3d36e7e228089398815e48.exe

pid	process
4728	powershell.exe
4728	powershell.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe
4856	c3dc5d22fb3d36e7e228089398815e48.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

c3dc5d22fb3d36e7e228089398815e48.exepowershell.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	4856	c3dc5d22fb3d36e7e228089398815e48.exe
Token: SeDebugPrivilege	4728	powershell.exe
Token: SeShutdownPrivilege	3228	InstallUtil.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

InstallUtil.exe

pid process

3228 InstallUtil.exe
3228 InstallUtil.exe

pid	process
3228	InstallUtil.exe
3228	InstallUtil.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

c3dc5d22fb3d36e7e228089398815e48.exe

description	pid	process	target process
PID 4856 wrote to memory of 4728	4856	c3dc5d22fb3d36e7e228089398815e48.exe	powershell.exe
PID 4856 wrote to memory of 4728	4856	c3dc5d22fb3d36e7e228089398815e48.exe	powershell.exe
PID 4856 wrote to memory of 4728	4856	c3dc5d22fb3d36e7e228089398815e48.exe	powershell.exe
PID 4856 wrote to memory of 944	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 944	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 944	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 928	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 928	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 928	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 1156	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 1156	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 1156	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 3228	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 3228	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 3228	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 3228	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 3228	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 3228	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe
PID 4856 wrote to memory of 3228	4856	c3dc5d22fb3d36e7e228089398815e48.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\c3dc5d22fb3d36e7e228089398815e48.exe
"C:\Users\Admin\AppData\Local\Temp\c3dc5d22fb3d36e7e228089398815e48.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4856

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:4728

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
PID:944

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
PID:928

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
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:3228

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/928-144-0x0000000000000000-mapping.dmp

Download
memory/944-143-0x0000000000000000-mapping.dmp

Download
memory/1156-145-0x0000000000000000-mapping.dmp

Download
memory/3228-151-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3228-153-0x0000000074CB0000-0x0000000074CE9000-memory.dmp

Filesize
228KB

Download
memory/3228-152-0x0000000074930000-0x0000000074969000-memory.dmp

Filesize
228KB

Download
memory/3228-154-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3228-148-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3228-150-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3228-149-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3228-147-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3228-146-0x0000000000000000-mapping.dmp

Download
memory/3228-155-0x0000000074930000-0x0000000074969000-memory.dmp

Filesize
228KB

Download
memory/3228-156-0x0000000074CB0000-0x0000000074CE9000-memory.dmp

Filesize
228KB

Download
memory/4728-136-0x0000000004D40000-0x0000000005368000-memory.dmp

Filesize
6.2MB

Download
memory/4728-142-0x0000000006110000-0x000000000612A000-memory.dmp

Filesize
104KB

Download
memory/4728-141-0x0000000007450000-0x0000000007ACA000-memory.dmp

Filesize
6.5MB

Download
memory/4728-140-0x0000000005C10000-0x0000000005C2E000-memory.dmp

Filesize
120KB

Download
memory/4728-139-0x00000000055F0000-0x0000000005656000-memory.dmp

Filesize
408KB

Download
memory/4728-138-0x0000000005510000-0x0000000005576000-memory.dmp

Filesize
408KB

Download
memory/4728-137-0x0000000005370000-0x0000000005392000-memory.dmp

Filesize
136KB

Download
memory/4728-135-0x0000000002690000-0x00000000026C6000-memory.dmp

Filesize
216KB

Download
memory/4728-134-0x0000000000000000-mapping.dmp

Download
memory/4856-130-0x00000000007B0000-0x00000000007BA000-memory.dmp

Filesize
40KB

Download
memory/4856-133-0x0000000005210000-0x000000000521A000-memory.dmp

Filesize
40KB

Download
memory/4856-132-0x0000000005150000-0x00000000051E2000-memory.dmp

Filesize
584KB

Download
memory/4856-131-0x00000000057C0000-0x0000000005D64000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads