bitrat | 91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655

General

Target

91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe
Size

1.5MB
MD5

45a7d174e1fee169316107638d633985
SHA1

0f6bb823d193e4ab8b3ac4facb9c55a0654927f2
SHA256

91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655
SHA512

ac3253f8c40bf7cff08dfda0d01e826ffdb5dcc958aa545e4fc0309b115a533f4b69a00329273516cb6a79eee6d503b56236f9c3d6f5635d626dcd283095c028

Score

10^/10

bitrat 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
Executes dropped EXE 2 IoCs

Processes:

pmfre.exepmfre.exe

pid process

1324 pmfre.exe
1468 pmfre.exe

pid	process
1324	pmfre.exe
1468	pmfre.exe

UPX packed file 14 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1284-60-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1284-62-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1284-63-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1284-66-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1284-65-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1284-69-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1284-70-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1284-71-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1284-74-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/108-91-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/108-92-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/108-95-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/108-97-0x0000000000410000-0x00000000007F4000-memory.dmp	upx
behavioral1/memory/108-98-0x0000000000410000-0x00000000007F4000-memory.dmp	upx

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

Processes:

RegAsm.exeRegAsm.exe

pid process

1284 RegAsm.exe
1284 RegAsm.exe
1284 RegAsm.exe
1284 RegAsm.exe
1284 RegAsm.exe
108 RegAsm.exe

pid	process
1284	RegAsm.exe
1284	RegAsm.exe
1284	RegAsm.exe
1284	RegAsm.exe
1284	RegAsm.exe
108	RegAsm.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exepmfre.exe

description	pid	process	target process
PID 1960 set thread context of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1324 set thread context of 108	1324	pmfre.exe	RegAsm.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
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

1056 schtasks.exe
1512 schtasks.exe

pid	process
1056	schtasks.exe
1512	schtasks.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

RegAsm.exeRegAsm.exe

description	pid	process
Token: SeDebugPrivilege	1284	RegAsm.exe
Token: SeShutdownPrivilege	1284	RegAsm.exe
Token: SeDebugPrivilege	108	RegAsm.exe
Token: SeShutdownPrivilege	108	RegAsm.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

RegAsm.exe

pid process

1284 RegAsm.exe
1284 RegAsm.exe

pid	process
1284	RegAsm.exe
1284	RegAsm.exe

Suspicious use of WriteProcessMemory 54 IoCs

Processes:

91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.execmd.exetaskeng.exepmfre.execmd.exe

description	pid	process	target process
PID 1960 wrote to memory of 1608	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	cmd.exe
PID 1960 wrote to memory of 1608	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	cmd.exe
PID 1960 wrote to memory of 1608	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	cmd.exe
PID 1960 wrote to memory of 1608	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	cmd.exe
PID 1960 wrote to memory of 1336	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	cmd.exe
PID 1960 wrote to memory of 1336	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	cmd.exe
PID 1960 wrote to memory of 1336	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	cmd.exe
PID 1960 wrote to memory of 1336	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	cmd.exe
PID 1608 wrote to memory of 1512	1608	cmd.exe	schtasks.exe
PID 1608 wrote to memory of 1512	1608	cmd.exe	schtasks.exe
PID 1608 wrote to memory of 1512	1608	cmd.exe	schtasks.exe
PID 1608 wrote to memory of 1512	1608	cmd.exe	schtasks.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1960 wrote to memory of 1284	1960	91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe	RegAsm.exe
PID 1768 wrote to memory of 1324	1768	taskeng.exe	pmfre.exe
PID 1768 wrote to memory of 1324	1768	taskeng.exe	pmfre.exe
PID 1768 wrote to memory of 1324	1768	taskeng.exe	pmfre.exe
PID 1768 wrote to memory of 1324	1768	taskeng.exe	pmfre.exe
PID 1324 wrote to memory of 688	1324	pmfre.exe	cmd.exe
PID 1324 wrote to memory of 688	1324	pmfre.exe	cmd.exe
PID 1324 wrote to memory of 688	1324	pmfre.exe	cmd.exe
PID 1324 wrote to memory of 688	1324	pmfre.exe	cmd.exe
PID 1324 wrote to memory of 976	1324	pmfre.exe	cmd.exe
PID 1324 wrote to memory of 976	1324	pmfre.exe	cmd.exe
PID 1324 wrote to memory of 976	1324	pmfre.exe	cmd.exe
PID 1324 wrote to memory of 976	1324	pmfre.exe	cmd.exe
PID 688 wrote to memory of 1056	688	cmd.exe	schtasks.exe
PID 688 wrote to memory of 1056	688	cmd.exe	schtasks.exe
PID 688 wrote to memory of 1056	688	cmd.exe	schtasks.exe
PID 688 wrote to memory of 1056	688	cmd.exe	schtasks.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1324 wrote to memory of 108	1324	pmfre.exe	RegAsm.exe
PID 1768 wrote to memory of 1468	1768	taskeng.exe	pmfre.exe
PID 1768 wrote to memory of 1468	1768	taskeng.exe	pmfre.exe
PID 1768 wrote to memory of 1468	1768	taskeng.exe	pmfre.exe
PID 1768 wrote to memory of 1468	1768	taskeng.exe	pmfre.exe

C:\Users\Admin\AppData\Local\Temp\91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe
"C:\Users\Admin\AppData\Local\Temp\91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1960

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\pmfre.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:1608

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\pmfre.exe'" /f
3⤵
- Creates scheduled task(s)
PID:1512

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655.exe" "C:\Users\Admin\AppData\Roaming\pmfre.exe"
2⤵
PID:1336

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:1284

C:\Windows\system32\taskeng.exe
taskeng.exe {72674F78-3078-4224-B308-9118A466D550} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1768

C:\Users\Admin\AppData\Roaming\pmfre.exe
C:\Users\Admin\AppData\Roaming\pmfre.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1324

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\pmfre.exe'" /f
3⤵
- Suspicious use of WriteProcessMemory
PID:688

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\pmfre.exe'" /f
4⤵
- Creates scheduled task(s)
PID:1056

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C copy "C:\Users\Admin\AppData\Roaming\pmfre.exe" "C:\Users\Admin\AppData\Roaming\pmfre.exe"
3⤵
PID:976

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
3⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:108

C:\Users\Admin\AppData\Roaming\pmfre.exe
C:\Users\Admin\AppData\Roaming\pmfre.exe
2⤵
- Executes dropped EXE
PID:1468

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

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\pmfre.exe
Filesize
1.5MB

MD5
45a7d174e1fee169316107638d633985

SHA1
0f6bb823d193e4ab8b3ac4facb9c55a0654927f2

SHA256
91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655

SHA512
ac3253f8c40bf7cff08dfda0d01e826ffdb5dcc958aa545e4fc0309b115a533f4b69a00329273516cb6a79eee6d503b56236f9c3d6f5635d626dcd283095c028

Download Submit
C:\Users\Admin\AppData\Roaming\pmfre.exe
Filesize
1.5MB

MD5
45a7d174e1fee169316107638d633985

SHA1
0f6bb823d193e4ab8b3ac4facb9c55a0654927f2

SHA256
91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655

SHA512
ac3253f8c40bf7cff08dfda0d01e826ffdb5dcc958aa545e4fc0309b115a533f4b69a00329273516cb6a79eee6d503b56236f9c3d6f5635d626dcd283095c028

Download Submit
C:\Users\Admin\AppData\Roaming\pmfre.exe
Filesize
1.5MB

MD5
45a7d174e1fee169316107638d633985

SHA1
0f6bb823d193e4ab8b3ac4facb9c55a0654927f2

SHA256
91eae4dde94e8192a5050abda781916bc08e16c52595a2e97d3b0000ae64a655

SHA512
ac3253f8c40bf7cff08dfda0d01e826ffdb5dcc958aa545e4fc0309b115a533f4b69a00329273516cb6a79eee6d503b56236f9c3d6f5635d626dcd283095c028

Download Submit
memory/108-91-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/108-95-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/108-92-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/108-97-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/108-90-0x00000000007E2730-mapping.dmp

Download
memory/108-86-0x0000000000682000-0x00000000007F3000-memory.dmp

Filesize
1.4MB

Download
memory/108-98-0x0000000000410000-0x00000000007F4000-memory.dmp

Filesize
3.9MB

Download
memory/688-82-0x0000000000000000-mapping.dmp

Download
memory/976-83-0x0000000000000000-mapping.dmp

Download
memory/1056-84-0x0000000000000000-mapping.dmp

Download
memory/1284-64-0x00000000007E2730-mapping.dmp

Download
memory/1284-65-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1284-72-0x0000000000140000-0x000000000014A000-memory.dmp

Filesize
40KB

Download
memory/1284-73-0x0000000000140000-0x000000000014A000-memory.dmp

Filesize
40KB

Download
memory/1284-74-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1284-75-0x0000000000140000-0x000000000014A000-memory.dmp

Filesize
40KB

Download
memory/1284-76-0x0000000000140000-0x000000000014A000-memory.dmp

Filesize
40KB

Download
memory/1284-70-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1284-69-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1284-59-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1284-60-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1284-71-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1284-66-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1284-62-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1284-63-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1324-80-0x0000000000980000-0x0000000000B12000-memory.dmp

Filesize
1.6MB

Download
memory/1324-78-0x0000000000000000-mapping.dmp

Download
memory/1336-57-0x0000000000000000-mapping.dmp

Download
memory/1468-99-0x0000000000000000-mapping.dmp

Download
memory/1468-101-0x0000000000BA0000-0x0000000000D32000-memory.dmp

Filesize
1.6MB

Download
memory/1512-58-0x0000000000000000-mapping.dmp

Download
memory/1608-56-0x0000000000000000-mapping.dmp

Download
memory/1960-54-0x0000000000380000-0x0000000000512000-memory.dmp

Filesize
1.6MB

Download
memory/1960-55-0x00000000751A1000-0x00000000751A3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads