bitrat | dc49095fcd5e9570cfb960eda734dab0d1ac8dec4bfc94beb9885b618e0419bf

Analysis

max time kernel
148s
max time network
154s
platform
windows10_x64
resource
win10v20210410
submitted
24/06/2021, 22:20

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General

Target
53bf6d96ef2717b36e20b37a94890435.exe
Size 2.0MB
Sample210624-l7vrc2blca
SHA256 dc49095fcd5e9570cfb960eda734dab0d1ac8dec4bfc94beb9885b618e0419bf
MD5 53bf6d96ef2717b36e20b37a94890435
SHA1 83a1fa433cedb3bc9984434306d62c379cbad7ef
SHA512 08cf8a987c4a09d50c0ba2644fa999a3dcc88669e80f5bc9d1145f237755529d77a43ce8b9e55b39a87168d98b788e33c5b7ab28b24d0dd733c8d0b7f51168b5
MD5 SHA1 SHA512

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
behavioral2/memory/3960-134-0x0000000000400000-0x00000000007CE000-memory.dmp	family_bitrat
behavioral2/memory/3960-135-0x0000000000689FA7-mapping.dmp	family_bitrat
behavioral2/memory/3960-141-0x0000000000400000-0x00000000007CE000-memory.dmp	family_bitrat

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

pid	Process
3960	53bf6d96ef2717b36e20b37a94890435.exe
3960	53bf6d96ef2717b36e20b37a94890435.exe
3960	53bf6d96ef2717b36e20b37a94890435.exe
3960	53bf6d96ef2717b36e20b37a94890435.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3172 set thread context of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85

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

System Information Discovery
T1082

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000_Classes\Local Settings	53bf6d96ef2717b36e20b37a94890435.exe

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3172	53bf6d96ef2717b36e20b37a94890435.exe
3720	powershell.exe
3720	powershell.exe
3720	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3172	53bf6d96ef2717b36e20b37a94890435.exe
Token: SeDebugPrivilege	3720	powershell.exe
Token: SeShutdownPrivilege	3960	53bf6d96ef2717b36e20b37a94890435.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3960	53bf6d96ef2717b36e20b37a94890435.exe
3960	53bf6d96ef2717b36e20b37a94890435.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 3172 wrote to memory of 3604	3172	53bf6d96ef2717b36e20b37a94890435.exe	79
PID 3172 wrote to memory of 3604	3172	53bf6d96ef2717b36e20b37a94890435.exe	79
PID 3172 wrote to memory of 3604	3172	53bf6d96ef2717b36e20b37a94890435.exe	79
PID 3604 wrote to memory of 3720	3604	WScript.exe	80
PID 3604 wrote to memory of 3720	3604	WScript.exe	80
PID 3604 wrote to memory of 3720	3604	WScript.exe	80
PID 3172 wrote to memory of 2128	3172	53bf6d96ef2717b36e20b37a94890435.exe	82
PID 3172 wrote to memory of 2128	3172	53bf6d96ef2717b36e20b37a94890435.exe	82
PID 3172 wrote to memory of 2128	3172	53bf6d96ef2717b36e20b37a94890435.exe	82
PID 3172 wrote to memory of 2124	3172	53bf6d96ef2717b36e20b37a94890435.exe	83
PID 3172 wrote to memory of 2124	3172	53bf6d96ef2717b36e20b37a94890435.exe	83
PID 3172 wrote to memory of 2124	3172	53bf6d96ef2717b36e20b37a94890435.exe	83
PID 3172 wrote to memory of 500	3172	53bf6d96ef2717b36e20b37a94890435.exe	84
PID 3172 wrote to memory of 500	3172	53bf6d96ef2717b36e20b37a94890435.exe	84
PID 3172 wrote to memory of 500	3172	53bf6d96ef2717b36e20b37a94890435.exe	84
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85
PID 3172 wrote to memory of 3960	3172	53bf6d96ef2717b36e20b37a94890435.exe	85

C:\Users\Admin\AppData\Local\Temp\53bf6d96ef2717b36e20b37a94890435.exe
"C:\Users\Admin\AppData\Local\Temp\53bf6d96ef2717b36e20b37a94890435.exe"
1⤵
- Suspicious use of SetThreadContext
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3172
- C:\Windows\SysWOW64\WScript.exe
  "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\_Nqvcpigmyt.vbs"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3604
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath C:\,'C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\nvcontainer\nvcontainer.exe'
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3720
- C:\Users\Admin\AppData\Local\Temp\53bf6d96ef2717b36e20b37a94890435.exe
  C:\Users\Admin\AppData\Local\Temp\53bf6d96ef2717b36e20b37a94890435.exe
  2⤵
  PID:2128
- C:\Users\Admin\AppData\Local\Temp\53bf6d96ef2717b36e20b37a94890435.exe
  C:\Users\Admin\AppData\Local\Temp\53bf6d96ef2717b36e20b37a94890435.exe
  2⤵
  PID:2124
- C:\Users\Admin\AppData\Local\Temp\53bf6d96ef2717b36e20b37a94890435.exe
  C:\Users\Admin\AppData\Local\Temp\53bf6d96ef2717b36e20b37a94890435.exe
  2⤵
  PID:500
- C:\Users\Admin\AppData\Local\Temp\53bf6d96ef2717b36e20b37a94890435.exe
  C:\Users\Admin\AppData\Local\Temp\53bf6d96ef2717b36e20b37a94890435.exe
  2⤵
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3960

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/3172-114-0x00000000000E0000-0x00000000000E1000-memory.dmp

Download

memory/3172-116-0x0000000004A10000-0x0000000004A16000-memory.dmp

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memory/3172-121-0x0000000004C50000-0x0000000004C51000-memory.dmp

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memory/3172-122-0x0000000004B00000-0x0000000004B50000-memory.dmp

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memory/3172-127-0x0000000004F50000-0x0000000004F51000-memory.dmp

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memory/3720-137-0x0000000007EB0000-0x0000000007EB1000-memory.dmp

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memory/3720-159-0x000000007E780000-0x000000007E781000-memory.dmp

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memory/3720-132-0x0000000004BE0000-0x0000000004BE1000-memory.dmp

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memory/3720-133-0x0000000007780000-0x0000000007781000-memory.dmp

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memory/3720-187-0x0000000004BE3000-0x0000000004BE4000-memory.dmp

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memory/3720-166-0x0000000009990000-0x0000000009991000-memory.dmp

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memory/3720-136-0x0000000007720000-0x0000000007721000-memory.dmp

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memory/3720-138-0x0000000007FF0000-0x0000000007FF1000-memory.dmp

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memory/3720-139-0x0000000008060000-0x0000000008061000-memory.dmp

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memory/3720-140-0x0000000004BE2000-0x0000000004BE3000-memory.dmp

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memory/3720-165-0x00000000094D0000-0x00000000094D1000-memory.dmp

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memory/3720-142-0x0000000007700000-0x0000000007701000-memory.dmp

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memory/3720-143-0x0000000008470000-0x0000000008471000-memory.dmp

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memory/3720-144-0x0000000008740000-0x0000000008741000-memory.dmp

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memory/3720-152-0x0000000009480000-0x00000000094B3000-memory.dmp

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memory/3720-131-0x0000000004BF0000-0x0000000004BF1000-memory.dmp

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memory/3720-160-0x0000000009460000-0x0000000009461000-memory.dmp

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memory/3960-141-0x0000000000400000-0x00000000007CE000-memory.dmp

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memory/3960-134-0x0000000000400000-0x00000000007CE000-memory.dmp

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