bitrat | 33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3

General

Target

Fgmre.exe
Size

6.1MB
MD5

fab73af287c1c2d2c9f7eb56ae418c2a
SHA1

b9afbf362fd3a04290b37a2abafece67fba21b1b
SHA256

33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3
SHA512

c5a5803b097509967ff09a401d4f8d055a837c66f4bb257576513519233b40890bb8663ce08eddead348dacdace3d1212e3522480fbd6fe3a5e909970f442bab
SSDEEP

98304:wVV8V0jkxwDuoUprzpnNHNVDNHVq4t2KsNStyoXpGQL4+bMzvIBkKAPLf:w7E0oCu9NtVJFRGQLcH

Score

10^/10

bitrat persistence trojan

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

smgqnt3eixxksasu.xyz:1234

Attributes

communication_password
30afda4853ef5b1bc36463ba95d84247
tor_process
tor

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat
Downloads MZ/PE file
Executes dropped EXE 1 IoCs

Processes:

obIdov8dMdtq6idY.exe

pid process

4456 obIdov8dMdtq6idY.exe

pid	process
4456	obIdov8dMdtq6idY.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Fgmre.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2415528079-3794552930-4264847036-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\checkupdater = "C:\\Users\\Admin\\AppData\\Local\\checkupdater.exe"	Fgmre.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

aspnet_compiler.exe

pid process

2432 aspnet_compiler.exe
2432 aspnet_compiler.exe
2432 aspnet_compiler.exe
2432 aspnet_compiler.exe
2432 aspnet_compiler.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Fgmre.exe

description pid process target process

PID 4596 set thread context of 2432 4596 Fgmre.exe aspnet_compiler.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

Fgmre.exe

pid process

4596 Fgmre.exe
4596 Fgmre.exe
4596 Fgmre.exe
4596 Fgmre.exe
4596 Fgmre.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Fgmre.exeaspnet_compiler.exe

description pid process

Token: SeDebugPrivilege 4596 Fgmre.exe
Token: SeShutdownPrivilege 2432 aspnet_compiler.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

aspnet_compiler.exe

pid process

2432 aspnet_compiler.exe
2432 aspnet_compiler.exe

pid	process
2432	aspnet_compiler.exe
2432	aspnet_compiler.exe
2432	aspnet_compiler.exe
2432	aspnet_compiler.exe
2432	aspnet_compiler.exe

description	pid	process	target process
PID 4596 set thread context of 2432	4596	Fgmre.exe	aspnet_compiler.exe

pid	process
4596	Fgmre.exe
4596	Fgmre.exe
4596	Fgmre.exe
4596	Fgmre.exe
4596	Fgmre.exe

description	pid	process
Token: SeDebugPrivilege	4596	Fgmre.exe
Token: SeShutdownPrivilege	2432	aspnet_compiler.exe

pid	process
2432	aspnet_compiler.exe
2432	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

Fgmre.exeaspnet_compiler.exe

description	pid	process	target process
PID 4596 wrote to memory of 2544	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2544	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2544	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 3452	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 3452	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 3452	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 4596 wrote to memory of 2432	4596	Fgmre.exe	aspnet_compiler.exe
PID 2432 wrote to memory of 4456	2432	aspnet_compiler.exe	obIdov8dMdtq6idY.exe
PID 2432 wrote to memory of 4456	2432	aspnet_compiler.exe	obIdov8dMdtq6idY.exe
PID 2432 wrote to memory of 4456	2432	aspnet_compiler.exe	obIdov8dMdtq6idY.exe

C:\Users\Admin\AppData\Local\Temp\Fgmre.exe
"C:\Users\Admin\AppData\Local\Temp\Fgmre.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4596

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
2⤵
PID:2544

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
2⤵
PID:3452

C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2432

C:\Users\Admin\AppData\Local\Temp\obIdov8dMdtq6idY.exe
"C:\Users\Admin\AppData\Local\Temp\obIdov8dMdtq6idY.exe"
3⤵
- Executes dropped EXE
PID:4456

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\0XT81K5W\Fgmre[1].exe
Filesize
6.1MB

MD5
fab73af287c1c2d2c9f7eb56ae418c2a

SHA1
b9afbf362fd3a04290b37a2abafece67fba21b1b

SHA256
33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3

SHA512
c5a5803b097509967ff09a401d4f8d055a837c66f4bb257576513519233b40890bb8663ce08eddead348dacdace3d1212e3522480fbd6fe3a5e909970f442bab

Download Submit
C:\Users\Admin\AppData\Local\Temp\obIdov8dMdtq6idY.exe
Filesize
6.1MB

MD5
fab73af287c1c2d2c9f7eb56ae418c2a

SHA1
b9afbf362fd3a04290b37a2abafece67fba21b1b

SHA256
33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3

SHA512
c5a5803b097509967ff09a401d4f8d055a837c66f4bb257576513519233b40890bb8663ce08eddead348dacdace3d1212e3522480fbd6fe3a5e909970f442bab

Download Submit
C:\Users\Admin\AppData\Local\Temp\obIdov8dMdtq6idY.exe
Filesize
6.1MB

MD5
fab73af287c1c2d2c9f7eb56ae418c2a

SHA1
b9afbf362fd3a04290b37a2abafece67fba21b1b

SHA256
33d1fbfef24cf1945248cfdc35c9338aec58774838d2c8b16d7609e8badd60a3

SHA512
c5a5803b097509967ff09a401d4f8d055a837c66f4bb257576513519233b40890bb8663ce08eddead348dacdace3d1212e3522480fbd6fe3a5e909970f442bab

Download Submit
memory/2432-39-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-56-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-70-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-7-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-8-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-10-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-23-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-66-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-13-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-14-0x0000000074F10000-0x0000000074F49000-memory.dmp

Filesize
228KB

Download
memory/2432-15-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-16-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-17-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-19-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-20-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-18-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-21-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-25-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-12-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-62-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-22-0x0000000075290000-0x00000000752C9000-memory.dmp

Filesize
228KB

Download
memory/2432-26-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-30-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-31-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-32-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-33-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-24-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-54-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2432-49-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/4456-52-0x0000000072B30000-0x00000000732E0000-memory.dmp

Filesize
7.7MB

Download
memory/4456-53-0x0000000005880000-0x0000000005890000-memory.dmp

Filesize
64KB

Download
memory/4456-58-0x0000000072B30000-0x00000000732E0000-memory.dmp

Filesize
7.7MB

Download
memory/4456-59-0x0000000005880000-0x0000000005890000-memory.dmp

Filesize
64KB

Download
memory/4596-0-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4596-2-0x0000000005420000-0x0000000005430000-memory.dmp

Filesize
64KB

Download
memory/4596-1-0x00000000004A0000-0x0000000000AC4000-memory.dmp

Filesize
6.1MB

Download
memory/4596-3-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4596-4-0x0000000005420000-0x0000000005430000-memory.dmp

Filesize
64KB

Download
memory/4596-11-0x0000000075000000-0x00000000757B0000-memory.dmp

Filesize
7.7MB

Download
memory/4596-5-0x0000000006130000-0x00000000066D4000-memory.dmp

Filesize
5.6MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads