bitrat | 8981df04c1b64c842953da435f3c026b3d2587817c08349d04c6021575f4b3c1

General

Target

f3f766676d376e612866849cd7379c3d.exe
Size

4.3MB
MD5

f3f766676d376e612866849cd7379c3d
SHA1

a8d82e59f764ba99fd85fc34db8fe0797ad80794
SHA256

8981df04c1b64c842953da435f3c026b3d2587817c08349d04c6021575f4b3c1
SHA512

a5f926080ada8246476bade3d3b1b3e2a5ab0387766d4c56bcf7b5c3c503d83c31cf599a2b96777aa21c0eb311d0d8008c2d2c33d9bc9c6c9d7526d777bd85b9
SSDEEP

98304:3btAs3T/nMYpnnMhpkz04/zTpnhv34txJfpkJnZ/6QXEv:7rGM4yJhQDJ+516eEv

Score

10^/10

bitrat trojan

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

173.44.50.140:4550

Attributes

communication_password
9996535e07258a7bbfd8b132435c5962
tor_process
tor

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

RegAsm.exe

pid process

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

Processes:

f3f766676d376e612866849cd7379c3d.exe

description pid process target process

PID 1192 set thread context of 240 1192 f3f766676d376e612866849cd7379c3d.exe RegAsm.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1164 1192 WerFault.exe f3f766676d376e612866849cd7379c3d.exe

pid	process
240	RegAsm.exe
240	RegAsm.exe
240	RegAsm.exe
240	RegAsm.exe

description	pid	process	target process
PID 1192 set thread context of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe

pid	pid_target	process	target process
1164	1192	WerFault.exe	f3f766676d376e612866849cd7379c3d.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

f3f766676d376e612866849cd7379c3d.exeRegAsm.exe

description	pid	process
Token: SeDebugPrivilege	1192	f3f766676d376e612866849cd7379c3d.exe
Token: SeDebugPrivilege	240	RegAsm.exe
Token: SeShutdownPrivilege	240	RegAsm.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

RegAsm.exe

pid process

240 RegAsm.exe
240 RegAsm.exe

pid	process
240	RegAsm.exe
240	RegAsm.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

f3f766676d376e612866849cd7379c3d.exe

description	pid	process	target process
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 240	1192	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 1192 wrote to memory of 1164	1192	f3f766676d376e612866849cd7379c3d.exe	WerFault.exe
PID 1192 wrote to memory of 1164	1192	f3f766676d376e612866849cd7379c3d.exe	WerFault.exe
PID 1192 wrote to memory of 1164	1192	f3f766676d376e612866849cd7379c3d.exe	WerFault.exe
PID 1192 wrote to memory of 1164	1192	f3f766676d376e612866849cd7379c3d.exe	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\f3f766676d376e612866849cd7379c3d.exe
"C:\Users\Admin\AppData\Local\Temp\f3f766676d376e612866849cd7379c3d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1192

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:240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1192 -s 828
2⤵
- Program crash
PID:1164

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/240-22-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-32-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-17-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-5-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-7-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/240-33-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-8-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-6-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-4-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-3-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-12-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-14-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-16-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-34-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-20-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-9-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-24-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-23-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-21-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-19-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-18-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-31-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-30-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-28-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-27-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/240-29-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1192-26-0x0000000000660000-0x00000000006A0000-memory.dmp

Filesize
256KB

Download
memory/1192-25-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/1192-0-0x0000000000CB0000-0x00000000010F8000-memory.dmp

Filesize
4.3MB

Download
memory/1192-1-0x0000000074B10000-0x00000000751FE000-memory.dmp

Filesize
6.9MB

Download
memory/1192-2-0x0000000000660000-0x00000000006A0000-memory.dmp

Filesize
256KB

Download

Analysis

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