bitrat | 790ec551f63688e1dbeffa8e41660dca92a554e5960f8c8095b92b0b7e78fc99

General

Target

88ab07c52703743422b32c40089601ed.exe
Size

72KB
MD5

88ab07c52703743422b32c40089601ed
SHA1

5c3bf16f3db88862a66e99912e6fb82e25ce3a10
SHA256

790ec551f63688e1dbeffa8e41660dca92a554e5960f8c8095b92b0b7e78fc99
SHA512

bf7dc6ba3c378c226bb2f9226219c2267f21c605c7ca28b1ba13f03e248e0a138f307ea4f3d5c84cb5f23af034094968fee1536b9e93bf24bfe70545f9ec68df
SSDEEP

192:G2pN99ZwLa9l7X4nuInO+++++++++++++++++++++++++++++++++++++++++++j:Gsv9WL4xmhZilZq4KCm+ApH1ThO/Ff

Score

10^/10

bitrat persistence trojan

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

pradeepprabhu705.hopto.org:312

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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3499517378-2376672570-1134980332-1000\Software\Microsoft\Windows\CurrentVersion\Run\opera = "\"C:\\Users\\Admin\\AppData\\Local\\opera.exe\""	88ab07c52703743422b32c40089601ed.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
1668	88ab07c52703743422b32c40089601ed.exe
1668	88ab07c52703743422b32c40089601ed.exe
1668	88ab07c52703743422b32c40089601ed.exe
1668	88ab07c52703743422b32c40089601ed.exe
1668	88ab07c52703743422b32c40089601ed.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1192 set thread context of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1532	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1192	88ab07c52703743422b32c40089601ed.exe
Token: SeDebugPrivilege	1532	powershell.exe
Token: SeDebugPrivilege	1668	88ab07c52703743422b32c40089601ed.exe
Token: SeShutdownPrivilege	1668	88ab07c52703743422b32c40089601ed.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1668	88ab07c52703743422b32c40089601ed.exe
1668	88ab07c52703743422b32c40089601ed.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 1532	1192	88ab07c52703743422b32c40089601ed.exe	28
PID 1192 wrote to memory of 1532	1192	88ab07c52703743422b32c40089601ed.exe	28
PID 1192 wrote to memory of 1532	1192	88ab07c52703743422b32c40089601ed.exe	28
PID 1192 wrote to memory of 1532	1192	88ab07c52703743422b32c40089601ed.exe	28
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30
PID 1192 wrote to memory of 1668	1192	88ab07c52703743422b32c40089601ed.exe	30

C:\Users\Admin\AppData\Local\Temp\88ab07c52703743422b32c40089601ed.exe
"C:\Users\Admin\AppData\Local\Temp\88ab07c52703743422b32c40089601ed.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC cwB0AGEAcgB0AC0AcwBsAGUAZQBwACAALQBzAGUAYwBvAG4AZABzACAAMQAyADIA
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1532
- C:\Users\Admin\AppData\Local\Temp\88ab07c52703743422b32c40089601ed.exe
  C:\Users\Admin\AppData\Local\Temp\88ab07c52703743422b32c40089601ed.exe purecrypter.exe
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1668

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1192-54-0x0000000000B90000-0x0000000000BA8000-memory.dmp

Filesize
96KB

Download
memory/1192-55-0x0000000004B50000-0x0000000004B90000-memory.dmp

Filesize
256KB

Download
memory/1192-56-0x0000000005B80000-0x0000000005DB2000-memory.dmp

Filesize
2.2MB

Download
memory/1192-57-0x0000000005230000-0x00000000052C2000-memory.dmp

Filesize
584KB

Download
memory/1192-63-0x0000000004B50000-0x0000000004B90000-memory.dmp

Filesize
256KB

Download
memory/1532-60-0x0000000001C80000-0x0000000001CC0000-memory.dmp

Filesize
256KB

Download
memory/1532-61-0x0000000001C80000-0x0000000001CC0000-memory.dmp

Filesize
256KB

Download
memory/1532-62-0x0000000001C80000-0x0000000001CC0000-memory.dmp

Filesize
256KB

Download
memory/1532-65-0x0000000001C80000-0x0000000001CC0000-memory.dmp

Filesize
256KB

Download
memory/1532-64-0x0000000001C80000-0x0000000001CC0000-memory.dmp

Filesize
256KB

Download
memory/1532-66-0x0000000001C80000-0x0000000001CC0000-memory.dmp

Filesize
256KB

Download
memory/1668-74-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-82-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-71-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-72-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-73-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-69-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-75-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-76-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1668-77-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-79-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-80-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-70-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-84-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-85-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-86-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-88-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-89-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-90-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-91-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-92-0x0000000000100000-0x000000000010A000-memory.dmp

Filesize
40KB

Download
memory/1668-93-0x0000000000100000-0x000000000010A000-memory.dmp

Filesize
40KB

Download
memory/1668-94-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-95-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/1668-96-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download

Analysis

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