bitrat | 33ebe7e430fa3fff37659157265de962dbc323adfac47489ab339855e60c13f6

General

Target

BILLPAYM.exe
Size

300.0MB
MD5

41d8a777ddc40a009a046f88900c0b80
SHA1

25dfd72ffe79eb5884d27fead86f4886bed638de
SHA256

e6844a84f9210b5803147c158c841404331177bf409dab05fecb3b3303d50347
SHA512

e75f3bfc85ed1def013474d61d5ee936ce36f499e0e111a7a1264180b7c7cc0b9a35469c35549e14c5efccc105db509aa5935152aab4e028b038e12b126f4514
SSDEEP

24576:R+GQ7D8nXiNeGFPQKpFCjI/teJb2Q/eF2YlIECXRPbSVKcS2nOI3lqaNJJxEJYsO:R+GaeGtpFC8/mb9ejKulkPaNJo

Score

10^/10

bitrat trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

newbithere.duckdns.org:2005

Attributes

communication_password
827ccb0eea8a706c4c34a16891f84e7b
tor_process
tor

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat
Executes dropped EXE 2 IoCs

Processes:

Windows.exeWindows.exe

pid process

2324 Windows.exe
2212 Windows.exe

pid	process
2324	Windows.exe
2212	Windows.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/864-141-0x0000000000800000-0x0000000000BE4000-memory.dmp	upx
behavioral2/memory/864-140-0x0000000000800000-0x0000000000BE4000-memory.dmp	upx
behavioral2/memory/1756-148-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1756-149-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1756-150-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1756-151-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1756-152-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1756-155-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1984-166-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1984-168-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

Processes:

RegAsm.exeRegAsm.exe

pid process

1756 RegAsm.exe
1756 RegAsm.exe
1756 RegAsm.exe
1756 RegAsm.exe
1756 RegAsm.exe
1984 RegAsm.exe

pid	process
1756	RegAsm.exe
1756	RegAsm.exe
1756	RegAsm.exe
1756	RegAsm.exe
1756	RegAsm.exe
1984	RegAsm.exe

Suspicious use of SetThreadContext 3 IoCs

Processes:

BILLPAYM.exeWindows.exeWindows.exe

description	pid	process	target process
PID 1592 set thread context of 864	1592	BILLPAYM.exe	RegAsm.exe
PID 2324 set thread context of 1756	2324	Windows.exe	RegAsm.exe
PID 2212 set thread context of 1984	2212	Windows.exe	RegAsm.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4172 864 WerFault.exe RegAsm.exe
Creates scheduled task(s) 1 TTPs 3 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exeschtasks.exe

pid process

2788 schtasks.exe
2284 schtasks.exe
2992 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RegAsm.exeRegAsm.exe

description pid process

Token: SeShutdownPrivilege 1756 RegAsm.exe
Token: SeShutdownPrivilege 1984 RegAsm.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

RegAsm.exe

pid process

1756 RegAsm.exe
1756 RegAsm.exe

pid	pid_target	process	target process
4172	864	WerFault.exe	RegAsm.exe

pid	process
2788	schtasks.exe
2284	schtasks.exe
2992	schtasks.exe

description	pid	process
Token: SeShutdownPrivilege	1756	RegAsm.exe
Token: SeShutdownPrivilege	1984	RegAsm.exe

pid	process
1756	RegAsm.exe
1756	RegAsm.exe

Suspicious use of WriteProcessMemory 48 IoCs

Processes:

BILLPAYM.execmd.exeWindows.execmd.exeWindows.execmd.exe

description	pid	process	target process
PID 1592 wrote to memory of 4500	1592	BILLPAYM.exe	cmd.exe
PID 1592 wrote to memory of 4500	1592	BILLPAYM.exe	cmd.exe
PID 1592 wrote to memory of 4500	1592	BILLPAYM.exe	cmd.exe
PID 1592 wrote to memory of 1644	1592	BILLPAYM.exe	cmd.exe
PID 1592 wrote to memory of 1644	1592	BILLPAYM.exe	cmd.exe
PID 1592 wrote to memory of 1644	1592	BILLPAYM.exe	cmd.exe
PID 4500 wrote to memory of 2788	4500	cmd.exe	schtasks.exe
PID 4500 wrote to memory of 2788	4500	cmd.exe	schtasks.exe
PID 4500 wrote to memory of 2788	4500	cmd.exe	schtasks.exe
PID 1592 wrote to memory of 864	1592	BILLPAYM.exe	RegAsm.exe
PID 1592 wrote to memory of 864	1592	BILLPAYM.exe	RegAsm.exe
PID 1592 wrote to memory of 864	1592	BILLPAYM.exe	RegAsm.exe
PID 1592 wrote to memory of 864	1592	BILLPAYM.exe	RegAsm.exe
PID 1592 wrote to memory of 864	1592	BILLPAYM.exe	RegAsm.exe
PID 1592 wrote to memory of 864	1592	BILLPAYM.exe	RegAsm.exe
PID 1592 wrote to memory of 864	1592	BILLPAYM.exe	RegAsm.exe
PID 2324 wrote to memory of 2304	2324	Windows.exe	cmd.exe
PID 2324 wrote to memory of 2304	2324	Windows.exe	cmd.exe
PID 2324 wrote to memory of 2304	2324	Windows.exe	cmd.exe
PID 2324 wrote to memory of 4340	2324	Windows.exe	cmd.exe
PID 2324 wrote to memory of 4340	2324	Windows.exe	cmd.exe
PID 2324 wrote to memory of 4340	2324	Windows.exe	cmd.exe
PID 2324 wrote to memory of 1756	2324	Windows.exe	RegAsm.exe
PID 2324 wrote to memory of 1756	2324	Windows.exe	RegAsm.exe
PID 2324 wrote to memory of 1756	2324	Windows.exe	RegAsm.exe
PID 2324 wrote to memory of 1756	2324	Windows.exe	RegAsm.exe
PID 2324 wrote to memory of 1756	2324	Windows.exe	RegAsm.exe
PID 2324 wrote to memory of 1756	2324	Windows.exe	RegAsm.exe
PID 2324 wrote to memory of 1756	2324	Windows.exe	RegAsm.exe
PID 2304 wrote to memory of 2284	2304	cmd.exe	schtasks.exe
PID 2304 wrote to memory of 2284	2304	cmd.exe	schtasks.exe
PID 2304 wrote to memory of 2284	2304	cmd.exe	schtasks.exe
PID 2212 wrote to memory of 2916	2212	Windows.exe	cmd.exe
PID 2212 wrote to memory of 2916	2212	Windows.exe	cmd.exe
PID 2212 wrote to memory of 2916	2212	Windows.exe	cmd.exe
PID 2212 wrote to memory of 3492	2212	Windows.exe	cmd.exe
PID 2212 wrote to memory of 3492	2212	Windows.exe	cmd.exe
PID 2212 wrote to memory of 3492	2212	Windows.exe	cmd.exe
PID 2212 wrote to memory of 1984	2212	Windows.exe	RegAsm.exe
PID 2212 wrote to memory of 1984	2212	Windows.exe	RegAsm.exe
PID 2212 wrote to memory of 1984	2212	Windows.exe	RegAsm.exe
PID 2212 wrote to memory of 1984	2212	Windows.exe	RegAsm.exe
PID 2212 wrote to memory of 1984	2212	Windows.exe	RegAsm.exe
PID 2212 wrote to memory of 1984	2212	Windows.exe	RegAsm.exe
PID 2212 wrote to memory of 1984	2212	Windows.exe	RegAsm.exe
PID 2916 wrote to memory of 2992	2916	cmd.exe	schtasks.exe
PID 2916 wrote to memory of 2992	2916	cmd.exe	schtasks.exe
PID 2916 wrote to memory of 2992	2916	cmd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\BILLPAYM.exe
"C:\Users\Admin\AppData\Local\Temp\BILLPAYM.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1592

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\Windows.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:4500

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\Windows.exe'" /f
3⤵
- Creates scheduled task(s)
PID:2788

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\BILLPAYM.exe" "C:\Users\Admin\AppData\Roaming\Windows.exe"
2⤵
PID:1644

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 864 -s 540
3⤵
- Program crash
PID:4172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 864 -ip 864
1⤵
PID:3340

C:\Users\Admin\AppData\Roaming\Windows.exe
C:\Users\Admin\AppData\Roaming\Windows.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2324

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\Windows.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:2304

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\Windows.exe'" /f
3⤵
- Creates scheduled task(s)
PID:2284

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Roaming\Windows.exe" "C:\Users\Admin\AppData\Roaming\Windows.exe"
2⤵
PID:4340

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:1756

C:\Users\Admin\AppData\Roaming\Windows.exe
C:\Users\Admin\AppData\Roaming\Windows.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2212

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\Windows.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:2916

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdfnasia" /tr "'C:\Users\Admin\AppData\Roaming\Windows.exe'" /f
3⤵
- Creates scheduled task(s)
PID:2992

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Roaming\Windows.exe" "C:\Users\Admin\AppData\Roaming\Windows.exe"
2⤵
PID:3492

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
PID:1984

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Windows.exe.log

Filesize
612B

MD5
2a9d08fe8550d5c1bd2234a9bba5f499

SHA1
002f0e108e5b1141f507b7e6851b6778a749e223

SHA256
af40b88a9082d1a47f6339d384de9a1936fca4bf8013826bbae4606c988713dd

SHA512
7a0e924ac0209566d7bd63529a9732bd87b4981209bcd7038df61fa9990768d6a7882a18067cd6f1dd5c034f835ca6f0c3da2c6d78ff822165e2027f5d86aedf

Download Submit
C:\Users\Admin\AppData\Roaming\Windows.exe

Filesize
300.0MB

MD5
41d8a777ddc40a009a046f88900c0b80

SHA1
25dfd72ffe79eb5884d27fead86f4886bed638de

SHA256
e6844a84f9210b5803147c158c841404331177bf409dab05fecb3b3303d50347

SHA512
e75f3bfc85ed1def013474d61d5ee936ce36f499e0e111a7a1264180b7c7cc0b9a35469c35549e14c5efccc105db509aa5935152aab4e028b038e12b126f4514

Download Submit
C:\Users\Admin\AppData\Roaming\Windows.exe

Filesize
300.0MB

MD5
41d8a777ddc40a009a046f88900c0b80

SHA1
25dfd72ffe79eb5884d27fead86f4886bed638de

SHA256
e6844a84f9210b5803147c158c841404331177bf409dab05fecb3b3303d50347

SHA512
e75f3bfc85ed1def013474d61d5ee936ce36f499e0e111a7a1264180b7c7cc0b9a35469c35549e14c5efccc105db509aa5935152aab4e028b038e12b126f4514

Download Submit
C:\Users\Admin\AppData\Roaming\Windows.exe

Filesize
300.0MB

MD5
41d8a777ddc40a009a046f88900c0b80

SHA1
25dfd72ffe79eb5884d27fead86f4886bed638de

SHA256
e6844a84f9210b5803147c158c841404331177bf409dab05fecb3b3303d50347

SHA512
e75f3bfc85ed1def013474d61d5ee936ce36f499e0e111a7a1264180b7c7cc0b9a35469c35549e14c5efccc105db509aa5935152aab4e028b038e12b126f4514

Download Submit
memory/864-140-0x0000000000800000-0x0000000000BE4000-memory.dmp

Filesize
3.9MB

Download
memory/864-138-0x0000000000000000-mapping.dmp

Download
memory/864-141-0x0000000000800000-0x0000000000BE4000-memory.dmp

Filesize
3.9MB

Download
memory/1592-134-0x0000000005C70000-0x0000000006214000-memory.dmp

Filesize
5.6MB

Download
memory/1592-132-0x0000000000980000-0x0000000000B56000-memory.dmp

Filesize
1.8MB

Download
memory/1592-133-0x0000000005480000-0x00000000054E6000-memory.dmp

Filesize
408KB

Download
memory/1644-136-0x0000000000000000-mapping.dmp

Download
memory/1756-150-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1756-153-0x0000000074690000-0x00000000746C9000-memory.dmp

Filesize
228KB

Download
memory/1756-146-0x0000000000000000-mapping.dmp

Download
memory/1756-155-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1756-148-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1756-149-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1756-154-0x0000000074A30000-0x0000000074A69000-memory.dmp

Filesize
228KB

Download
memory/1756-151-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1756-152-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1984-160-0x0000000000000000-mapping.dmp

Download
memory/1984-166-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1984-167-0x00000000747C0000-0x00000000747F9000-memory.dmp

Filesize
228KB

Download
memory/1984-168-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2284-147-0x0000000000000000-mapping.dmp

Download
memory/2304-144-0x0000000000000000-mapping.dmp

Download
memory/2788-137-0x0000000000000000-mapping.dmp

Download
memory/2916-158-0x0000000000000000-mapping.dmp

Download
memory/2992-161-0x0000000000000000-mapping.dmp

Download
memory/3492-159-0x0000000000000000-mapping.dmp

Download
memory/4340-145-0x0000000000000000-mapping.dmp

Download
memory/4500-135-0x0000000000000000-mapping.dmp

Download

Resubmissions

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads