bitrat | baf8b869ca58cec88f07704770c521afcf050818df3280d7e2c79b1c8b75346c

General

Target

PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.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 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/5016-143-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/5016-144-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/5016-145-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/5016-146-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/5016-147-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/5016-151-0x0000000000400000-0x00000000007E4000-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:

PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\chrome = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ervlt\\chrome.exe\""	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

InstallUtil.exe

pid process

5016 InstallUtil.exe
5016 InstallUtil.exe
5016 InstallUtil.exe
5016 InstallUtil.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe

description pid process target process

PID 2484 set thread context of 5016 2484 PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.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.exe

pid process

3136 powershell.exe
3136 powershell.exe

pid	process
5016	InstallUtil.exe
5016	InstallUtil.exe
5016	InstallUtil.exe
5016	InstallUtil.exe

description	pid	process	target process
PID 2484 set thread context of 5016	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	InstallUtil.exe

pid	process
3136	powershell.exe
3136	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exePDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	3136	powershell.exe
Token: SeDebugPrivilege	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe
Token: SeShutdownPrivilege	5016	InstallUtil.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

InstallUtil.exe

pid process

5016 InstallUtil.exe
5016 InstallUtil.exe

pid	process
5016	InstallUtil.exe
5016	InstallUtil.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe

description	pid	process	target process
PID 2484 wrote to memory of 3136	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	powershell.exe
PID 2484 wrote to memory of 3136	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	powershell.exe
PID 2484 wrote to memory of 3136	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	powershell.exe
PID 2484 wrote to memory of 5016	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	InstallUtil.exe
PID 2484 wrote to memory of 5016	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	InstallUtil.exe
PID 2484 wrote to memory of 5016	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	InstallUtil.exe
PID 2484 wrote to memory of 5016	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	InstallUtil.exe
PID 2484 wrote to memory of 5016	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	InstallUtil.exe
PID 2484 wrote to memory of 5016	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	InstallUtil.exe
PID 2484 wrote to memory of 5016	2484	PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe
"C:\Users\Admin\AppData\Local\Temp\PDF DOCUMENTO REFERENCIA Y CONTRA REFERENCIA ESE.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2484

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:3136

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:5016

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2484-132-0x00000000009D0000-0x0000000000BE2000-memory.dmp

Filesize
2.1MB

Download
memory/2484-133-0x00000000059F0000-0x0000000005A12000-memory.dmp

Filesize
136KB

Download
memory/3136-134-0x0000000000000000-mapping.dmp

Download
memory/3136-135-0x0000000002920000-0x0000000002956000-memory.dmp

Filesize
216KB

Download
memory/3136-136-0x0000000005010000-0x0000000005638000-memory.dmp

Filesize
6.2MB

Download
memory/3136-137-0x00000000056E0000-0x0000000005746000-memory.dmp

Filesize
408KB

Download
memory/3136-138-0x0000000005840000-0x00000000058A6000-memory.dmp

Filesize
408KB

Download
memory/3136-139-0x0000000005EC0000-0x0000000005EDE000-memory.dmp

Filesize
120KB

Download
memory/3136-140-0x0000000007720000-0x0000000007D9A000-memory.dmp

Filesize
6.5MB

Download
memory/3136-141-0x00000000063A0000-0x00000000063BA000-memory.dmp

Filesize
104KB

Download
memory/5016-142-0x0000000000000000-mapping.dmp

Download
memory/5016-143-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/5016-144-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/5016-145-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/5016-146-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/5016-147-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/5016-148-0x0000000075100000-0x0000000075139000-memory.dmp

Filesize
228KB

Download
memory/5016-149-0x0000000075480000-0x00000000754B9000-memory.dmp

Filesize
228KB

Download
memory/5016-150-0x0000000075480000-0x00000000754B9000-memory.dmp

Filesize
228KB

Download
memory/5016-151-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/5016-152-0x0000000075480000-0x00000000754B9000-memory.dmp

Filesize
228KB

Download
memory/5016-153-0x0000000075480000-0x00000000754B9000-memory.dmp

Filesize
228KB

Download
memory/5016-154-0x0000000075480000-0x00000000754B9000-memory.dmp

Filesize
228KB

Download
memory/5016-155-0x0000000075100000-0x0000000075139000-memory.dmp

Filesize
228KB

Download
memory/5016-156-0x0000000075480000-0x00000000754B9000-memory.dmp

Filesize
228KB

Download
memory/5016-157-0x0000000075480000-0x00000000754B9000-memory.dmp

Filesize
228KB

Download
memory/5016-158-0x0000000075480000-0x00000000754B9000-memory.dmp

Filesize
228KB

Download
memory/5016-159-0x0000000075480000-0x00000000754B9000-memory.dmp

Filesize
228KB

Download
memory/5016-160-0x0000000075480000-0x00000000754B9000-memory.dmp

Filesize
228KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads