bitrat | 031527224e74b82bf16e639c666134674ecc8a6e648fed2f68255617bd6a3b18

Analysis

max time kernel
150s
max time network
170s
platform
windows7_x64
resource
win7v20210408
submitted
30-07-2021 15:25

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General

Target

685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
Size

2.2MB
MD5

9882d9bb0a03a191d8ba9b4bc9c254c5
SHA1

23bbe2b78cfb4d2c1232fb48bda0dc1ea30222d6
SHA256

685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03
SHA512

c3d683b765eb78dd21105096da079720a4b3abf717cb170b88059e900bd3749caf8002f125e7a0d6e4be2f4f703a5267d951af565eb4ba2a635d0233a8fdb6cc

Score

10^/10

bitrat trojan

Malware Config

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat

BitRAT Payload 3 IoCs

resource	yara_rule
behavioral18/memory/624-74-0x000000000068A488-mapping.dmp	family_bitrat
behavioral18/memory/624-72-0x0000000000400000-0x00000000007CE000-memory.dmp	family_bitrat
behavioral18/memory/624-77-0x0000000000400000-0x00000000007CE000-memory.dmp	family_bitrat

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
624	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
624	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
624	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
624	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 748 set thread context of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31

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 8 IoCs

pid	Process
748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
1136	powershell.exe
1136	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
Token: SeDebugPrivilege	1136	powershell.exe
Token: SeDebugPrivilege	624	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
Token: SeShutdownPrivilege	624	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
624	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
624	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 748 wrote to memory of 1720	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	29
PID 748 wrote to memory of 1720	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	29
PID 748 wrote to memory of 1720	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	29
PID 748 wrote to memory of 1720	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	29
PID 748 wrote to memory of 620	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	30
PID 748 wrote to memory of 620	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	30
PID 748 wrote to memory of 620	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	30
PID 748 wrote to memory of 620	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	30
PID 748 wrote to memory of 620	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	30
PID 748 wrote to memory of 620	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	30
PID 748 wrote to memory of 620	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	30
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 748 wrote to memory of 624	748	685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe	31
PID 1720 wrote to memory of 1136	1720	WScript.exe	32
PID 1720 wrote to memory of 1136	1720	WScript.exe	32
PID 1720 wrote to memory of 1136	1720	WScript.exe	32
PID 1720 wrote to memory of 1136	1720	WScript.exe	32

C:\Users\Admin\AppData\Local\Temp\685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
"C:\Users\Admin\AppData\Local\Temp\685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:748
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\_Ramerkpoygerkjyr.vbs"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Set-MpPreference -ExclusionPath C:\,'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Mocenter\Moupdate.exe'
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1136
- C:\Users\Admin\AppData\Local\Temp\685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
  C:\Users\Admin\AppData\Local\Temp\685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
  2⤵
  PID:620
- C:\Users\Admin\AppData\Local\Temp\685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
  C:\Users\Admin\AppData\Local\Temp\685dce7a17356b2a9fe68600ab29af885c591d23221e8f65396478d3a1f5ae03.exe
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:624

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/624-77-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/624-72-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/748-62-0x0000000000930000-0x0000000000931000-memory.dmp

Filesize
4KB

Download
memory/748-63-0x0000000005C60000-0x0000000005E67000-memory.dmp

Filesize
2.0MB

Download
memory/748-68-0x0000000004840000-0x00000000048AA000-memory.dmp

Filesize
424KB

Download
memory/748-60-0x0000000000980000-0x0000000000981000-memory.dmp

Filesize
4KB

Download
memory/1136-91-0x00000000056F0000-0x00000000056F1000-memory.dmp

Filesize
4KB

Download
memory/1136-86-0x00000000056A0000-0x00000000056A1000-memory.dmp

Filesize
4KB

Download
memory/1136-116-0x0000000006310000-0x0000000006311000-memory.dmp

Filesize
4KB

Download
memory/1136-78-0x0000000001ED0000-0x0000000001ED1000-memory.dmp

Filesize
4KB

Download
memory/1136-79-0x00000000048B0000-0x00000000048B1000-memory.dmp

Filesize
4KB

Download
memory/1136-80-0x0000000002650000-0x0000000002651000-memory.dmp

Filesize
4KB

Download
memory/1136-81-0x0000000004870000-0x0000000004871000-memory.dmp

Filesize
4KB

Download
memory/1136-82-0x0000000004872000-0x0000000004873000-memory.dmp

Filesize
4KB

Download
memory/1136-83-0x00000000052C0000-0x00000000052C1000-memory.dmp

Filesize
4KB

Download
memory/1136-115-0x0000000006300000-0x0000000006301000-memory.dmp

Filesize
4KB

Download
memory/1136-92-0x00000000061F0000-0x00000000061F1000-memory.dmp

Filesize
4KB

Download
memory/1136-99-0x0000000006280000-0x0000000006281000-memory.dmp

Filesize
4KB

Download
memory/1136-100-0x000000007EF30000-0x000000007EF31000-memory.dmp

Filesize
4KB

Download
memory/1136-101-0x0000000005620000-0x0000000005621000-memory.dmp

Filesize
4KB

Download
memory/1720-71-0x0000000075451000-0x0000000075453000-memory.dmp

Filesize
8KB

Download