bitrat | 75639cd5a8a06fc5b613712776f209a28f665a875ab5cf24fe762c5e061d6efd

General

Target

e-transfer.exe
Size

300.0MB
MD5

e7c42ecec20b2ecf8470f9f1fa23a521
SHA1

0716d82f263acaa03a30831a5e13979e902d8d19
SHA256

f38c72d43ccff7ee0243bb4c2aa2c44a725ebe2352bc8ab9887ee54f9e59ecb9
SHA512

170b58d579cd0e9a2c268ab27c4b97c135c4b35140cfc347c9967edb5c2d0929e1790b5c3e556a779257c4763c7549a8d6c6a24eddb4a84866aa7a86d594f6f8

Score

10^/10

bitrat trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

newbitpeople.duckdns.org:8185

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

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/1196-121-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1196-122-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1196-123-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

RegAsm.exe

pid process

1196 RegAsm.exe
1196 RegAsm.exe
1196 RegAsm.exe
1196 RegAsm.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

e-transfer.exe

description pid process target process

PID 2548 set thread context of 1196 2548 e-transfer.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
T1053

Processes:

schtasks.exe

pid process

872 schtasks.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

e-transfer.exeRegAsm.exe

description pid process

Token: SeDebugPrivilege 2548 e-transfer.exe
Token: SeShutdownPrivilege 1196 RegAsm.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

RegAsm.exe

pid process

1196 RegAsm.exe
1196 RegAsm.exe

pid	process
1196	RegAsm.exe
1196	RegAsm.exe
1196	RegAsm.exe
1196	RegAsm.exe

description	pid	process	target process
PID 2548 set thread context of 1196	2548	e-transfer.exe	RegAsm.exe

pid	process
872	schtasks.exe

description	pid	process
Token: SeDebugPrivilege	2548	e-transfer.exe
Token: SeShutdownPrivilege	1196	RegAsm.exe

pid	process
1196	RegAsm.exe
1196	RegAsm.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

e-transfer.execmd.exe

description	pid	process	target process
PID 2548 wrote to memory of 1196	2548	e-transfer.exe	RegAsm.exe
PID 2548 wrote to memory of 1196	2548	e-transfer.exe	RegAsm.exe
PID 2548 wrote to memory of 1196	2548	e-transfer.exe	RegAsm.exe
PID 2548 wrote to memory of 1196	2548	e-transfer.exe	RegAsm.exe
PID 2548 wrote to memory of 1196	2548	e-transfer.exe	RegAsm.exe
PID 2548 wrote to memory of 1196	2548	e-transfer.exe	RegAsm.exe
PID 2548 wrote to memory of 1196	2548	e-transfer.exe	RegAsm.exe
PID 2548 wrote to memory of 880	2548	e-transfer.exe	cmd.exe
PID 2548 wrote to memory of 880	2548	e-transfer.exe	cmd.exe
PID 2548 wrote to memory of 880	2548	e-transfer.exe	cmd.exe
PID 2548 wrote to memory of 676	2548	e-transfer.exe	cmd.exe
PID 2548 wrote to memory of 676	2548	e-transfer.exe	cmd.exe
PID 2548 wrote to memory of 676	2548	e-transfer.exe	cmd.exe
PID 2548 wrote to memory of 1084	2548	e-transfer.exe	cmd.exe
PID 2548 wrote to memory of 1084	2548	e-transfer.exe	cmd.exe
PID 2548 wrote to memory of 1084	2548	e-transfer.exe	cmd.exe
PID 676 wrote to memory of 872	676	cmd.exe	schtasks.exe
PID 676 wrote to memory of 872	676	cmd.exe	schtasks.exe
PID 676 wrote to memory of 872	676	cmd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\e-transfer.exe
"C:\Users\Admin\AppData\Local\Temp\e-transfer.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2548

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:1196

C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\BUSH"
2⤵
PID:880

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\e-transfer.exe" "C:\Users\Admin\AppData\Roaming\BUSH\BUSH.exe"
2⤵
PID:1084

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nanias" /tr "'C:\Users\Admin\AppData\Roaming\BUSH\BUSH.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:676

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nanias" /tr "'C:\Users\Admin\AppData\Roaming\BUSH\BUSH.exe'" /f
3⤵
- Creates scheduled task(s)
PID:872

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

Loading Replay Monitor...

Downloads

memory/1196-121-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1196-122-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1196-123-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2548-115-0x0000000000F40000-0x0000000001104000-memory.dmp

Filesize
1.8MB

Download
memory/2548-116-0x00000000052A0000-0x0000000005306000-memory.dmp

Filesize
408KB

Download
memory/2548-117-0x0000000005850000-0x0000000005D4E000-memory.dmp

Filesize
5.0MB

Download
memory/2548-118-0x00000000053F0000-0x0000000005482000-memory.dmp

Filesize
584KB

Download
memory/2548-119-0x00000000054A0000-0x00000000054AA000-memory.dmp

Filesize
40KB

Download
memory/2548-120-0x00000000051E0000-0x0000000005280000-memory.dmp

Filesize
640KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads