bitrat | 29f877de694aa77ca19d69ce15720a139b75f201761df81c70b64354290c87c2

Analysis

max time kernel
147s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
17/03/2024, 13:22

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General

Target
d0f8c7eda9a5e772e3be9c3b67f43e35.exe
Size 4.0MB
Sample240317-qmnansfc35
SHA256 29f877de694aa77ca19d69ce15720a139b75f201761df81c70b64354290c87c2
MD5 d0f8c7eda9a5e772e3be9c3b67f43e35
SHA1 d73903af0fa940d67c123eb6e6722325e656c9c0
SHA512 d80dcfd2bb53674dca019cba0bed0894030da893d492baa38392ead742adc86e3722a0b0c490352ea263d01d8a8e02a0ed71cda183d3abecdeaca54feb380597
SSDEEP 98304:uVXHrDqvnhfHh5Evm6KdlS522XiFC7o3vUzGJ:WXUhfnmmfz2J7Y
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

bitrat trojan

Malware Config

Extracted

Family

bitrat

Version

1.38

8.208.27.150:4550

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

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	rarr.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	d0f8c7eda9a5e772e3be9c3b67f43e35.exe

Executes dropped EXE 1 IoCs

pid	Process
4124	rarr.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2444 set thread context of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 4124 set thread context of 3628	4124	rarr.exe	106

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1868	1424	WerFault.exe	86
1172	3628	WerFault.exe	106

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
4636	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe
Token: SeDebugPrivilege	4124	rarr.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 5028	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	84
PID 2444 wrote to memory of 5028	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	84
PID 2444 wrote to memory of 5028	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	84
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 1424	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	86
PID 2444 wrote to memory of 4412	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	98
PID 2444 wrote to memory of 4412	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	98
PID 2444 wrote to memory of 4412	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	98
PID 2444 wrote to memory of 5036	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	100
PID 2444 wrote to memory of 5036	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	100
PID 2444 wrote to memory of 5036	2444	d0f8c7eda9a5e772e3be9c3b67f43e35.exe	100
PID 4412 wrote to memory of 4636	4412	cmd.exe	102
PID 4412 wrote to memory of 4636	4412	cmd.exe	102
PID 4412 wrote to memory of 4636	4412	cmd.exe	102
PID 4124 wrote to memory of 4404	4124	rarr.exe	104
PID 4124 wrote to memory of 4404	4124	rarr.exe	104
PID 4124 wrote to memory of 4404	4124	rarr.exe	104
PID 4124 wrote to memory of 3628	4124	rarr.exe	106
PID 4124 wrote to memory of 3628	4124	rarr.exe	106
PID 4124 wrote to memory of 3628	4124	rarr.exe	106
PID 4124 wrote to memory of 3628	4124	rarr.exe	106
PID 4124 wrote to memory of 3628	4124	rarr.exe	106
PID 4124 wrote to memory of 3628	4124	rarr.exe	106
PID 4124 wrote to memory of 3628	4124	rarr.exe	106
PID 4124 wrote to memory of 3628	4124	rarr.exe	106
PID 4124 wrote to memory of 3628	4124	rarr.exe	106
PID 4124 wrote to memory of 3628	4124	rarr.exe	106
PID 4124 wrote to memory of 3628	4124	rarr.exe	106

C:\Users\Admin\AppData\Local\Temp\d0f8c7eda9a5e772e3be9c3b67f43e35.exe
"C:\Users\Admin\AppData\Local\Temp\d0f8c7eda9a5e772e3be9c3b67f43e35.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2444
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c
  2⤵
  PID:5028
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:1424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1424 -s 188
    3⤵
    - Program crash
    PID:1868
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 1 /tn "NanoShield" /tr "'C:\Users\Admin\AppData\Roaming\rarr\rarr.exe'" /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4412
- - C:\Windows\SysWOW64\schtasks.exe
    schtasks /create /sc minute /mo 1 /tn "NanoShield" /tr "'C:\Users\Admin\AppData\Roaming\rarr\rarr.exe'" /f
    3⤵
    - Creates scheduled task(s)
    PID:4636
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\d0f8c7eda9a5e772e3be9c3b67f43e35.exe" "C:\Users\Admin\AppData\Roaming\rarr\rarr.exe"
  2⤵
  PID:5036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 1424 -ip 1424
1⤵
PID:2944

C:\Users\Admin\AppData\Roaming\rarr\rarr.exe
C:\Users\Admin\AppData\Roaming\rarr\rarr.exe
1⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4124
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c
  2⤵
  PID:4404
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  PID:3628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3628 -s 188
    3⤵
    - Program crash
    PID:1172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3628 -ip 3628
1⤵
PID:1384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scripting

T1064

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Scripting

T1064

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

rarr.exe

Path C:\Users\Admin\AppData\Roaming\rarr\rarr.exe
Size 1.2MB
SHA256 7397400b6fb629c0aa3227495f26614f4630954699fa0227a12141af143e1661
MD5 806c3b0a93eeff79e24c1ab337561cbd
SHA1 089596126178324ab047f64dd346be1abe1367ab
SHA512 cda936323f85790a20b84cc9c8bc186012eee7f81211990747c50c9af94eff0b001e455f188a99b724adc3d55704be148eeef3c763305a1c16ca96970b06ca1b
SSDEEP 24576:VGMpe2KFjl/RdBHydODpXn2AHWVmGzsGApQfgH+5M9nz0z7FOh6:VGM82KJl/3lyUhRHemJGApQIOQgz7FOI
MD5 SHA1 SHA512 SSDEEP

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rarr.exe

Path C:\Users\Admin\AppData\Roaming\rarr\rarr.exe
Size 1.2MB
SHA256 416386bd57a75337e8b32a65f479b21188c4dd1955a60eea21d712bf0b86b0a8
MD5 0c59151a9711e254028e6f7b6dd50a39
SHA1 ea335ad4cca3e2c78a2f9b7e0c63474e10c11d66
SHA512 bef8090274d304da223eefef0556bebae20320f6f42441674e0c6f0972ad798cccdb13d8201027826e2e034ab1dd32b9d9dc5f8bf5a45ff824046fad33e95dfd
SSDEEP 24576:VGMpe2KFjl/RdBHydODpXn2AHWVmGzsGApQfgH+5M9nz0z7FOhMv3t:VGM82KJl/3lyUhRHemJGApQIOQgz7FOo
MD5 SHA1 SHA512 SSDEEP

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memory/1424-15-0x0000000001100000-0x00000000014CE000-memory.dmp

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memory/1424-7-0x0000000001100000-0x00000000014CE000-memory.dmp

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memory/1424-11-0x0000000001100000-0x00000000014CE000-memory.dmp

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memory/2444-16-0x0000000074830000-0x0000000074FE0000-memory.dmp

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memory/2444-5-0x0000000004F00000-0x0000000004F0A000-memory.dmp

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memory/2444-4-0x00000000050F0000-0x0000000005100000-memory.dmp

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memory/2444-0-0x00000000004A0000-0x00000000008A8000-memory.dmp

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memory/2444-3-0x0000000004F10000-0x0000000004FA2000-memory.dmp

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memory/2444-17-0x00000000050F0000-0x0000000005100000-memory.dmp

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memory/2444-2-0x0000000005420000-0x00000000059C4000-memory.dmp

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memory/2444-1-0x0000000074830000-0x0000000074FE0000-memory.dmp

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memory/3628-30-0x0000000000D70000-0x000000000113E000-memory.dmp

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memory/3628-34-0x0000000000D70000-0x000000000113E000-memory.dmp

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memory/4124-23-0x0000000000590000-0x0000000000998000-memory.dmp

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memory/4124-22-0x0000000074830000-0x0000000074FE0000-memory.dmp

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memory/4124-24-0x00000000050A0000-0x00000000050B0000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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