bitrat | d54df888565db74fd2065bfa327e5b5d2476df10564a25f2b99f3bf7f9504ab0

General

Target

docbit20230908.exe
Size

400.0MB
MD5

81e0872e2be9487534ddd879b05e6f62
SHA1

f97c783cb79036a9f2ff27e70a182f1b6919da18
SHA256

d54df888565db74fd2065bfa327e5b5d2476df10564a25f2b99f3bf7f9504ab0
SHA512

40bfff8cb99869510332a8f2c4f62a354de1ed0aa02fcef522c38deecac90c5429a19ee31c1d3eac6bf10f3e7e9cd3439891c949f5d2763bf2463d7bcdab6f90
SSDEEP

98304:XZ7MAV7nUqgfiWsNkFi589X/JiQGTfZ5MULBhT8i4wv7:XZ7tVDUq6iPkFiedRiQePLBpUw

Score

10^/10

bitrat trojan

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

homesafe1000.duckdns.org:1234

Attributes

communication_password
81dc9bdb52d04dc20036dbd8313ed055
tor_process
tor

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat
Executes dropped EXE 2 IoCs

Processes:

svchost.exesvchost.exe

pid process

1924 svchost.exe
4000 svchost.exe

pid	process
1924	svchost.exe
4000	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

docbit20230908.exesvchost.exe

description	pid	process	target process
PID 4788 set thread context of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 1924 set thread context of 1456	1924	svchost.exe	RegAsm.exe

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

2472 3200 WerFault.exe RegAsm.exe
4068 1456 WerFault.exe RegAsm.exe
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

2220 schtasks.exe
1540 schtasks.exe

pid	pid_target	process	target process
2472	3200	WerFault.exe	RegAsm.exe
4068	1456	WerFault.exe	RegAsm.exe

pid	process
2220	schtasks.exe
1540	schtasks.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

docbit20230908.execmd.exesvchost.execmd.exe

description	pid	process	target process
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 3200	4788	docbit20230908.exe	RegAsm.exe
PID 4788 wrote to memory of 1140	4788	docbit20230908.exe	cmd.exe
PID 4788 wrote to memory of 1140	4788	docbit20230908.exe	cmd.exe
PID 4788 wrote to memory of 1140	4788	docbit20230908.exe	cmd.exe
PID 4788 wrote to memory of 5088	4788	docbit20230908.exe	cmd.exe
PID 4788 wrote to memory of 5088	4788	docbit20230908.exe	cmd.exe
PID 4788 wrote to memory of 5088	4788	docbit20230908.exe	cmd.exe
PID 4788 wrote to memory of 2752	4788	docbit20230908.exe	cmd.exe
PID 4788 wrote to memory of 2752	4788	docbit20230908.exe	cmd.exe
PID 4788 wrote to memory of 2752	4788	docbit20230908.exe	cmd.exe
PID 5088 wrote to memory of 2220	5088	cmd.exe	schtasks.exe
PID 5088 wrote to memory of 2220	5088	cmd.exe	schtasks.exe
PID 5088 wrote to memory of 2220	5088	cmd.exe	schtasks.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 1456	1924	svchost.exe	RegAsm.exe
PID 1924 wrote to memory of 976	1924	svchost.exe	cmd.exe
PID 1924 wrote to memory of 976	1924	svchost.exe	cmd.exe
PID 1924 wrote to memory of 976	1924	svchost.exe	cmd.exe
PID 1924 wrote to memory of 1900	1924	svchost.exe	cmd.exe
PID 1924 wrote to memory of 1900	1924	svchost.exe	cmd.exe
PID 1924 wrote to memory of 1900	1924	svchost.exe	cmd.exe
PID 1924 wrote to memory of 2960	1924	svchost.exe	cmd.exe
PID 1924 wrote to memory of 2960	1924	svchost.exe	cmd.exe
PID 1924 wrote to memory of 2960	1924	svchost.exe	cmd.exe
PID 1900 wrote to memory of 1540	1900	cmd.exe	schtasks.exe
PID 1900 wrote to memory of 1540	1900	cmd.exe	schtasks.exe
PID 1900 wrote to memory of 1540	1900	cmd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\docbit20230908.exe
"C:\Users\Admin\AppData\Local\Temp\docbit20230908.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4788

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:3200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3200 -s 540
3⤵
- Program crash
PID:2472

C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
2⤵
PID:1140

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Local\Temp\docbit20230908.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
2⤵
PID:2752

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:5088

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
3⤵
- Creates scheduled task(s)
PID:2220

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 3200 -ip 3200
1⤵
PID:3804

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1924

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:1456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 540
3⤵
- Program crash
PID:4068

C:\Windows\SysWOW64\cmd.exe
"cmd" /c mkdir "C:\Users\Admin\AppData\Roaming\svchost"
2⤵
PID:976

C:\Windows\SysWOW64\cmd.exe
"cmd" /c schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafifas" /tr "'C:\Users\Admin\AppData\Roaming\svchost\svchost.exe'" /f
3⤵
- Creates scheduled task(s)
PID:1540

C:\Windows\SysWOW64\cmd.exe
"cmd" /c copy "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe" "C:\Users\Admin\AppData\Roaming\svchost\svchost.exe"
2⤵
PID:2960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1456 -ip 1456
1⤵
PID:3672

C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
1⤵
- Executes dropped EXE
PID:4000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\svchost.exe.log
Filesize
425B

MD5
4eaca4566b22b01cd3bc115b9b0b2196

SHA1
e743e0792c19f71740416e7b3c061d9f1336bf94

SHA256
34ba0ab8d1850e7825763f413142a333ccbc05fa2b5499a28a7d27b8a1c5b4bb

SHA512
bc2b1bf45203e3bb3009a7d37617b8f0f7ffa613680b32de2b963e39d2cf1650614d7035a0cf78f35a4f5cb17a2a439e2e07deaefd2a4275a62efd0a5c0184a1

Download Submit
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
Filesize
400.0MB

MD5
81e0872e2be9487534ddd879b05e6f62

SHA1
f97c783cb79036a9f2ff27e70a182f1b6919da18

SHA256
d54df888565db74fd2065bfa327e5b5d2476df10564a25f2b99f3bf7f9504ab0

SHA512
40bfff8cb99869510332a8f2c4f62a354de1ed0aa02fcef522c38deecac90c5429a19ee31c1d3eac6bf10f3e7e9cd3439891c949f5d2763bf2463d7bcdab6f90

Download Submit
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
Filesize
400.0MB

MD5
81e0872e2be9487534ddd879b05e6f62

SHA1
f97c783cb79036a9f2ff27e70a182f1b6919da18

SHA256
d54df888565db74fd2065bfa327e5b5d2476df10564a25f2b99f3bf7f9504ab0

SHA512
40bfff8cb99869510332a8f2c4f62a354de1ed0aa02fcef522c38deecac90c5429a19ee31c1d3eac6bf10f3e7e9cd3439891c949f5d2763bf2463d7bcdab6f90

Download Submit
C:\Users\Admin\AppData\Roaming\svchost\svchost.exe
Filesize
37.2MB

MD5
9773176d5e3bda9579ec6cf73f0ae476

SHA1
d41e82d91e33353a42715129db983ec0b55912b1

SHA256
1e8d38427d3678b858673495c26619b887c6c3922bf6d1b112e4e521629d2f1c

SHA512
45b702a750f90c17d383c3e5f844ac4fd0edc4b70bda989acf894fee6001520284cb654cb3f84badc871c3b17d37f9ee2740d42aea0824ec91821907e44d0aa2

Download Submit
memory/1456-44-0x0000000000790000-0x0000000000B5E000-memory.dmp

Filesize
3.8MB

Download
memory/1456-47-0x0000000000790000-0x0000000000B5E000-memory.dmp

Filesize
3.8MB

Download
memory/1456-46-0x0000000000790000-0x0000000000B5E000-memory.dmp

Filesize
3.8MB

Download
memory/1456-45-0x0000000000790000-0x0000000000B5E000-memory.dmp

Filesize
3.8MB

Download
memory/1456-48-0x0000000000790000-0x0000000000B5E000-memory.dmp

Filesize
3.8MB

Download
memory/1456-43-0x0000000000790000-0x0000000000B5E000-memory.dmp

Filesize
3.8MB

Download
memory/1456-40-0x0000000000790000-0x0000000000B5E000-memory.dmp

Filesize
3.8MB

Download
memory/1456-36-0x0000000000790000-0x0000000000B5E000-memory.dmp

Filesize
3.8MB

Download
memory/1456-49-0x0000000000790000-0x0000000000B5E000-memory.dmp

Filesize
3.8MB

Download
memory/1924-42-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download
memory/1924-30-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download
memory/1924-29-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download
memory/3200-24-0x0000000000900000-0x0000000000CCE000-memory.dmp

Filesize
3.8MB

Download
memory/3200-7-0x0000000000900000-0x0000000000CCE000-memory.dmp

Filesize
3.8MB

Download
memory/3200-23-0x0000000000900000-0x0000000000CCE000-memory.dmp

Filesize
3.8MB

Download
memory/3200-22-0x0000000000900000-0x0000000000CCE000-memory.dmp

Filesize
3.8MB

Download
memory/3200-21-0x0000000000900000-0x0000000000CCE000-memory.dmp

Filesize
3.8MB

Download
memory/3200-20-0x0000000000900000-0x0000000000CCE000-memory.dmp

Filesize
3.8MB

Download
memory/3200-19-0x0000000000900000-0x0000000000CCE000-memory.dmp

Filesize
3.8MB

Download
memory/3200-18-0x0000000000900000-0x0000000000CCE000-memory.dmp

Filesize
3.8MB

Download
memory/3200-17-0x0000000000900000-0x0000000000CCE000-memory.dmp

Filesize
3.8MB

Download
memory/3200-12-0x0000000000900000-0x0000000000CCE000-memory.dmp

Filesize
3.8MB

Download
memory/4000-51-0x0000000073C70000-0x0000000074420000-memory.dmp

Filesize
7.7MB

Download
memory/4788-13-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download
memory/4788-5-0x0000000005DD0000-0x0000000006198000-memory.dmp

Filesize
3.8MB

Download
memory/4788-4-0x0000000005C50000-0x0000000005C60000-memory.dmp

Filesize
64KB

Download
memory/4788-3-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download
memory/4788-2-0x0000000005C50000-0x0000000005C60000-memory.dmp

Filesize
64KB

Download
memory/4788-1-0x0000000000DA0000-0x00000000011A2000-memory.dmp

Filesize
4.0MB

Download
memory/4788-0-0x0000000074B50000-0x0000000075300000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads