bitrat | 859246ff173ff4ff68c9c761a21aa9944c7c2dba5cd882d9309d845355895631

General

Target

D7M39A87SH3-ETRANSFER-RECEIPT.exe
Size

300.0MB
MD5

edd26deecff12183dc818957f18b866a
SHA1

7e4fc7d57f7502ad210ceafbe294716981585281
SHA256

0b6306bc128b16b99cee0d04e4427bc0b5dbe32b2386fc4800cf42c9f42ed3b3
SHA512

b86225d429f244077f1a4313318e034320da2091a02a8064065b2fbd290eaa5285adfe90a161886f6a13dcba996f536da6758da78cf54ec01c900369db841987

Score

10^/10

bitrat suricata trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

bitrat9300.duckdns.org:9300

Attributes

communication_password
e10adc3949ba59abbe56e057f20f883e
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
Executes dropped EXE 2 IoCs

Processes:

vhhg.exevhhg.exe

pid process

2236 vhhg.exe
4452 vhhg.exe

pid	process
2236	vhhg.exe
4452	vhhg.exe

UPX packed file 8 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/2040-137-0x0000000000900000-0x0000000000CE4000-memory.dmp	upx
behavioral2/memory/2040-138-0x0000000000900000-0x0000000000CE4000-memory.dmp	upx
behavioral2/memory/2384-145-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/2384-146-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/2384-147-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/2384-148-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/2384-149-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/2384-152-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

RegAsm.exe

pid process

2384 RegAsm.exe
2384 RegAsm.exe
2384 RegAsm.exe
2384 RegAsm.exe
2384 RegAsm.exe

pid	process
2384	RegAsm.exe
2384	RegAsm.exe
2384	RegAsm.exe
2384	RegAsm.exe
2384	RegAsm.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

D7M39A87SH3-ETRANSFER-RECEIPT.exevhhg.exe

description	pid	process	target process
PID 1336 set thread context of 2040	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	RegAsm.exe
PID 2236 set thread context of 2384	2236	vhhg.exe	RegAsm.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2908 2040 WerFault.exe RegAsm.exe
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

2920 schtasks.exe
3688 schtasks.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeShutdownPrivilege 2384 RegAsm.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

RegAsm.exe

pid process

2384 RegAsm.exe
2384 RegAsm.exe

pid	pid_target	process	target process
2908	2040	WerFault.exe	RegAsm.exe

pid	process
2920	schtasks.exe
3688	schtasks.exe

description	pid	process
Token: SeShutdownPrivilege	2384	RegAsm.exe

pid	process
2384	RegAsm.exe
2384	RegAsm.exe

Suspicious use of WriteProcessMemory 32 IoCs

Processes:

D7M39A87SH3-ETRANSFER-RECEIPT.execmd.exevhhg.execmd.exe

description	pid	process	target process
PID 1336 wrote to memory of 1892	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	cmd.exe
PID 1336 wrote to memory of 1892	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	cmd.exe
PID 1336 wrote to memory of 1892	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	cmd.exe
PID 1892 wrote to memory of 2920	1892	cmd.exe	schtasks.exe
PID 1892 wrote to memory of 2920	1892	cmd.exe	schtasks.exe
PID 1892 wrote to memory of 2920	1892	cmd.exe	schtasks.exe
PID 1336 wrote to memory of 5092	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	cmd.exe
PID 1336 wrote to memory of 5092	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	cmd.exe
PID 1336 wrote to memory of 5092	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	cmd.exe
PID 1336 wrote to memory of 2040	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	RegAsm.exe
PID 1336 wrote to memory of 2040	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	RegAsm.exe
PID 1336 wrote to memory of 2040	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	RegAsm.exe
PID 1336 wrote to memory of 2040	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	RegAsm.exe
PID 1336 wrote to memory of 2040	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	RegAsm.exe
PID 1336 wrote to memory of 2040	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	RegAsm.exe
PID 1336 wrote to memory of 2040	1336	D7M39A87SH3-ETRANSFER-RECEIPT.exe	RegAsm.exe
PID 2236 wrote to memory of 4000	2236	vhhg.exe	cmd.exe
PID 2236 wrote to memory of 4000	2236	vhhg.exe	cmd.exe
PID 2236 wrote to memory of 4000	2236	vhhg.exe	cmd.exe
PID 4000 wrote to memory of 3688	4000	cmd.exe	schtasks.exe
PID 4000 wrote to memory of 3688	4000	cmd.exe	schtasks.exe
PID 4000 wrote to memory of 3688	4000	cmd.exe	schtasks.exe
PID 2236 wrote to memory of 3108	2236	vhhg.exe	cmd.exe
PID 2236 wrote to memory of 3108	2236	vhhg.exe	cmd.exe
PID 2236 wrote to memory of 3108	2236	vhhg.exe	cmd.exe
PID 2236 wrote to memory of 2384	2236	vhhg.exe	RegAsm.exe
PID 2236 wrote to memory of 2384	2236	vhhg.exe	RegAsm.exe
PID 2236 wrote to memory of 2384	2236	vhhg.exe	RegAsm.exe
PID 2236 wrote to memory of 2384	2236	vhhg.exe	RegAsm.exe
PID 2236 wrote to memory of 2384	2236	vhhg.exe	RegAsm.exe
PID 2236 wrote to memory of 2384	2236	vhhg.exe	RegAsm.exe
PID 2236 wrote to memory of 2384	2236	vhhg.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\D7M39A87SH3-ETRANSFER-RECEIPT.exe
"C:\Users\Admin\AppData\Local\Temp\D7M39A87SH3-ETRANSFER-RECEIPT.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1336

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\vhhg.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:1892

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\vhhg.exe'" /f
3⤵
- Creates scheduled task(s)
PID:2920

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\D7M39A87SH3-ETRANSFER-RECEIPT.exe" "C:\Users\Admin\AppData\Roaming\vhhg.exe"
2⤵
PID:5092

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:2040

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 572
3⤵
- Program crash
PID:2908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2040 -ip 2040
1⤵
PID:112

C:\Users\Admin\AppData\Roaming\vhhg.exe
C:\Users\Admin\AppData\Roaming\vhhg.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2236

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\vhhg.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:4000

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\vhhg.exe'" /f
3⤵
- Creates scheduled task(s)
PID:3688

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C copy "C:\Users\Admin\AppData\Roaming\vhhg.exe" "C:\Users\Admin\AppData\Roaming\vhhg.exe"
2⤵
PID:3108

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:2384

C:\Users\Admin\AppData\Roaming\vhhg.exe
C:\Users\Admin\AppData\Roaming\vhhg.exe
1⤵
- Executes dropped EXE
PID:4452

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\vhhg.exe.log
Filesize
520B

MD5
41c37de2b4598f7759f865817dba5f80

SHA1
884ccf344bc2dd409425dc5ace0fd909a5f8cce4

SHA256
427235491a8da3fc8770ed60d30af731835c94585cd08d4d81fca9f703b283bc

SHA512
a8f3c74916623de100e4cf22e05df9cdf541b1e32443aab0434f35fb9c4a7fa950b997ce589b532e65731ae471a1f152cd5c00ea1df4bd7a6b57eb27c93c54bd

Download Submit
C:\Users\Admin\AppData\Roaming\vhhg.exe
Filesize
300.0MB

MD5
edd26deecff12183dc818957f18b866a

SHA1
7e4fc7d57f7502ad210ceafbe294716981585281

SHA256
0b6306bc128b16b99cee0d04e4427bc0b5dbe32b2386fc4800cf42c9f42ed3b3

SHA512
b86225d429f244077f1a4313318e034320da2091a02a8064065b2fbd290eaa5285adfe90a161886f6a13dcba996f536da6758da78cf54ec01c900369db841987

Download Submit
C:\Users\Admin\AppData\Roaming\vhhg.exe
Filesize
300.0MB

MD5
edd26deecff12183dc818957f18b866a

SHA1
7e4fc7d57f7502ad210ceafbe294716981585281

SHA256
0b6306bc128b16b99cee0d04e4427bc0b5dbe32b2386fc4800cf42c9f42ed3b3

SHA512
b86225d429f244077f1a4313318e034320da2091a02a8064065b2fbd290eaa5285adfe90a161886f6a13dcba996f536da6758da78cf54ec01c900369db841987

Download Submit
C:\Users\Admin\AppData\Roaming\vhhg.exe
Filesize
300.0MB

MD5
edd26deecff12183dc818957f18b866a

SHA1
7e4fc7d57f7502ad210ceafbe294716981585281

SHA256
0b6306bc128b16b99cee0d04e4427bc0b5dbe32b2386fc4800cf42c9f42ed3b3

SHA512
b86225d429f244077f1a4313318e034320da2091a02a8064065b2fbd290eaa5285adfe90a161886f6a13dcba996f536da6758da78cf54ec01c900369db841987

Download Submit
memory/1336-130-0x0000000000040000-0x00000000001D2000-memory.dmp

Filesize
1.6MB

Download
memory/1336-133-0x0000000005640000-0x0000000005BE4000-memory.dmp

Filesize
5.6MB

Download
memory/1892-131-0x0000000000000000-mapping.dmp

Download
memory/2040-135-0x0000000000000000-mapping.dmp

Download
memory/2040-137-0x0000000000900000-0x0000000000CE4000-memory.dmp

Filesize
3.9MB

Download
memory/2040-138-0x0000000000900000-0x0000000000CE4000-memory.dmp

Filesize
3.9MB

Download
memory/2384-149-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2384-148-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2384-152-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2384-144-0x0000000000000000-mapping.dmp

Download
memory/2384-145-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2384-146-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2384-147-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2384-151-0x0000000074C20000-0x0000000074C59000-memory.dmp

Filesize
228KB

Download
memory/2384-150-0x0000000074880000-0x00000000748B9000-memory.dmp

Filesize
228KB

Download
memory/2920-132-0x0000000000000000-mapping.dmp

Download
memory/3108-143-0x0000000000000000-mapping.dmp

Download
memory/3688-142-0x0000000000000000-mapping.dmp

Download
memory/4000-141-0x0000000000000000-mapping.dmp

Download
memory/5092-134-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads