bitrat | 3ac3647f6d46ddd5220e483a90d09442b440a01bd66ec95c117ad3d3e018def8

General

Target

jbitrt.exe
Size

350.0MB
MD5

ebc87e9cf7540ad79716397271c11e7e
SHA1

e4901173b21c903171ef7d83a92c3609ec434fd6
SHA256

3ac3647f6d46ddd5220e483a90d09442b440a01bd66ec95c117ad3d3e018def8
SHA512

5dcb19389e90bf69047e94b616f843983e3852df0a59eabbdb2d682265dd4ad16b36f60b8b15d8d611824ce25faef4ef8029bc402ec6b87dc4d911db30d800cc
SSDEEP

24576:vH9nvaEW1gTI9khgN36kdSG4nGQ5mYeA+igGNTH1YaA0TvD3H1Aza8LN1LV:f9xW1gTI9G0lS7t5mY2ig+yaDvD3CZ

Score

10^/10

bitrat trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

backu4734.duckdns.org:7904

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 27 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2916-60-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-62-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-65-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-67-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-66-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-70-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-71-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-74-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-75-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-76-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-77-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-78-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-79-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-81-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-82-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-84-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-83-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-86-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-85-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-87-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-88-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-89-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-90-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-91-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-92-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-94-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/2916-93-0x0000000000410000-0x00000000007F4000-memory.dmp	upx

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

RegAsm.exe

pid process

2916 RegAsm.exe
2916 RegAsm.exe
2916 RegAsm.exe
2916 RegAsm.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

jbitrt.exe

description pid process target process

PID 2196 set thread context of 2916 2196 jbitrt.exe RegAsm.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exe

pid process

2736 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 2916 RegAsm.exe
Token: SeShutdownPrivilege 2916 RegAsm.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

RegAsm.exe

pid process

2916 RegAsm.exe
2916 RegAsm.exe

pid	process
2916	RegAsm.exe
2916	RegAsm.exe
2916	RegAsm.exe
2916	RegAsm.exe

description	pid	process	target process
PID 2196 set thread context of 2916	2196	jbitrt.exe	RegAsm.exe

pid	process
2736	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	2916	RegAsm.exe
Token: SeShutdownPrivilege	2916	RegAsm.exe

pid	process
2916	RegAsm.exe
2916	RegAsm.exe

Suspicious use of WriteProcessMemory 27 IoCs

Processes:

jbitrt.execmd.exe

description	pid	process	target process
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2916	2196	jbitrt.exe	RegAsm.exe
PID 2196 wrote to memory of 2140	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2140	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2140	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2140	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2852	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2852	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2852	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2852	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2832	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2832	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2832	2196	jbitrt.exe	cmd.exe
PID 2196 wrote to memory of 2832	2196	jbitrt.exe	cmd.exe
PID 2852 wrote to memory of 2736	2852	cmd.exe	schtasks.exe
PID 2852 wrote to memory of 2736	2852	cmd.exe	schtasks.exe
PID 2852 wrote to memory of 2736	2852	cmd.exe	schtasks.exe
PID 2852 wrote to memory of 2736	2852	cmd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\jbitrt.exe
"C:\Users\Admin\AppData\Local\Temp\jbitrt.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2196

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2916

C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Local\Temp\kbitt"
2⤵
PID:2140

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\jbitrt.exe" "C:\Users\Admin\AppData\Local\Temp\kbitt\kbitt.exe"
2⤵
PID:2832

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Local\Temp\kbitt\kbitt.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:2852

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 10 /tn "Nano" /tr "'C:\Users\Admin\AppData\Local\Temp\kbitt\kbitt.exe'" /f
3⤵
- Creates scheduled task(s)
PID:2736

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2196-68-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2196-55-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2196-56-0x0000000004C20000-0x0000000004C60000-memory.dmp

Filesize
256KB

Download
memory/2196-57-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/2196-58-0x0000000004C20000-0x0000000004C60000-memory.dmp

Filesize
256KB

Download
memory/2196-54-0x0000000001300000-0x00000000014AC000-memory.dmp

Filesize
1.7MB

Download
memory/2916-75-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-81-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-63-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2916-65-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-67-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-66-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-60-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-70-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-71-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-74-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-59-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-76-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-77-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-78-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-79-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-62-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-82-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-84-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-83-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-86-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-85-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-87-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-88-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-89-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-90-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-91-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-92-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-94-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/2916-93-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads