bitrat | 8981df04c1b64c842953da435f3c026b3d2587817c08349d04c6021575f4b3c1

Analysis

max time kernel
145s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
20-12-2023 17:14

Target

f3f766676d376e612866849cd7379c3d.exe
Size

4.3MB
MD5

f3f766676d376e612866849cd7379c3d
SHA1

a8d82e59f764ba99fd85fc34db8fe0797ad80794
SHA256

8981df04c1b64c842953da435f3c026b3d2587817c08349d04c6021575f4b3c1
SHA512

a5f926080ada8246476bade3d3b1b3e2a5ab0387766d4c56bcf7b5c3c503d83c31cf599a2b96777aa21c0eb311d0d8008c2d2c33d9bc9c6c9d7526d777bd85b9
SSDEEP

98304:3btAs3T/nMYpnnMhpkz04/zTpnhv34txJfpkJnZ/6QXEv:7rGM4yJhQDJ+516eEv

Score

10^/10

bitrat trojan

Family

bitrat

Version

1.38

173.44.50.140:4550

Attributes

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat
Suspicious use of SetThreadContext 1 IoCs

Processes:

f3f766676d376e612866849cd7379c3d.exe

description pid process target process

PID 4456 set thread context of 3688 4456 f3f766676d376e612866849cd7379c3d.exe RegAsm.exe
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

4284 4456 WerFault.exe f3f766676d376e612866849cd7379c3d.exe
3188 3688 WerFault.exe RegAsm.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

f3f766676d376e612866849cd7379c3d.exe

description pid process

Token: SeDebugPrivilege 4456 f3f766676d376e612866849cd7379c3d.exe

description	pid	process	target process
PID 4456 set thread context of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe

pid	pid_target	process	target process
4284	4456	WerFault.exe	f3f766676d376e612866849cd7379c3d.exe
3188	3688	WerFault.exe	RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	4456	f3f766676d376e612866849cd7379c3d.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

f3f766676d376e612866849cd7379c3d.exe

description	pid	process	target process
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe
PID 4456 wrote to memory of 3688	4456	f3f766676d376e612866849cd7379c3d.exe	RegAsm.exe

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
PID:3688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3688 -s 540
3⤵
- Program crash
PID:3188

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4456 -s 1160
2⤵
- Program crash
PID:4284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4456 -ip 4456
1⤵
PID:540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3688 -ip 3688
1⤵
PID:880

memory/3688-7-0x0000000000B00000-0x0000000000ECE000-memory.dmp

Filesize
3.8MB

Download
memory/3688-11-0x0000000000B00000-0x0000000000ECE000-memory.dmp

Filesize
3.8MB

Download
memory/3688-16-0x0000000000B00000-0x0000000000ECE000-memory.dmp

Filesize
3.8MB

Download
memory/3688-15-0x0000000000B00000-0x0000000000ECE000-memory.dmp

Filesize
3.8MB

Download
memory/4456-1-0x0000000000DD0000-0x0000000001218000-memory.dmp

Filesize
4.3MB

Download
memory/4456-0-0x0000000074E60000-0x0000000075610000-memory.dmp

Filesize
7.7MB

Download
memory/4456-2-0x00000000059F0000-0x0000000005F94000-memory.dmp

Filesize
5.6MB

Download
memory/4456-3-0x00000000054E0000-0x0000000005572000-memory.dmp

Filesize
584KB

Download
memory/4456-4-0x0000000005380000-0x0000000005390000-memory.dmp

Filesize
64KB

Download
memory/4456-5-0x0000000005900000-0x000000000590A000-memory.dmp

Filesize
40KB

Download
memory/4456-17-0x0000000074E60000-0x0000000075610000-memory.dmp

Filesize
7.7MB

Download