bitrat | c8e1ce5d1216e1e068af5fc38b107b78f32372f69d59b4f1e6a456770ded8744

General

Target

fxdgf.exe
Size

1.7MB
MD5

6505bd7c5e3775f45522cead41f38882
SHA1

c13140dc82455007a70c7747b4f6aaee5e549315
SHA256

c8e1ce5d1216e1e068af5fc38b107b78f32372f69d59b4f1e6a456770ded8744
SHA512

96998ce4683585d2913d3526bbdc48180fc373feb6e02320fff948284a4aeea9136886a2a8ffc5574c9b0651f8ce239ec81be717a9ed163f9e2442b70587ec5e

Score

10^/10

bitrat suricata trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

bitrat9300.duckdns.org:9300

Attributes

communication_password
e10adc3949ba59abbe56e057f20f883e
tor_process
tor

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
suricata: ET MALWARE Observed Malicious SSL Cert (BitRAT CnC)
suricata
Executes dropped EXE 1 IoCs

Processes:

fxdgf.exe

pid process

1452 fxdgf.exe

pid	process
1452	fxdgf.exe

UPX packed file 14 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral1/memory/1912-60-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1912-62-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1912-63-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1912-66-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1912-65-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1912-69-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1912-70-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1912-71-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1912-74-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1600-92-0x00000000004C0000-0x00000000008A4000-memory.dmp	upx
behavioral1/memory/1600-91-0x00000000004C0000-0x00000000008A4000-memory.dmp	upx
behavioral1/memory/1600-95-0x00000000004C0000-0x00000000008A4000-memory.dmp	upx
behavioral1/memory/1600-97-0x00000000004C0000-0x00000000008A4000-memory.dmp	upx
behavioral1/memory/1600-98-0x00000000004C0000-0x00000000008A4000-memory.dmp	upx

Suspicious use of NtSetInformationThreadHideFromDebugger 6 IoCs

Processes:

RegAsm.exeRegAsm.exe

pid process

1912 RegAsm.exe
1912 RegAsm.exe
1912 RegAsm.exe
1912 RegAsm.exe
1912 RegAsm.exe
1600 RegAsm.exe

pid	process
1912	RegAsm.exe
1912	RegAsm.exe
1912	RegAsm.exe
1912	RegAsm.exe
1912	RegAsm.exe
1600	RegAsm.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

fxdgf.exefxdgf.exe

description	pid	process	target process
PID 1296 set thread context of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1452 set thread context of 1600	1452	fxdgf.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
T1053

Processes:

schtasks.exeschtasks.exe

pid process

932 schtasks.exe
516 schtasks.exe

pid	process
932	schtasks.exe
516	schtasks.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

RegAsm.exeRegAsm.exe

description	pid	process
Token: SeDebugPrivilege	1912	RegAsm.exe
Token: SeShutdownPrivilege	1912	RegAsm.exe
Token: SeDebugPrivilege	1600	RegAsm.exe
Token: SeShutdownPrivilege	1600	RegAsm.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

RegAsm.exe

pid process

1912 RegAsm.exe
1912 RegAsm.exe

pid	process
1912	RegAsm.exe
1912	RegAsm.exe

Suspicious use of WriteProcessMemory 50 IoCs

Processes:

fxdgf.execmd.exetaskeng.exefxdgf.execmd.exe

description	pid	process	target process
PID 1296 wrote to memory of 2028	1296	fxdgf.exe	cmd.exe
PID 1296 wrote to memory of 2028	1296	fxdgf.exe	cmd.exe
PID 1296 wrote to memory of 2028	1296	fxdgf.exe	cmd.exe
PID 1296 wrote to memory of 2028	1296	fxdgf.exe	cmd.exe
PID 2028 wrote to memory of 932	2028	cmd.exe	schtasks.exe
PID 2028 wrote to memory of 932	2028	cmd.exe	schtasks.exe
PID 2028 wrote to memory of 932	2028	cmd.exe	schtasks.exe
PID 2028 wrote to memory of 932	2028	cmd.exe	schtasks.exe
PID 1296 wrote to memory of 1164	1296	fxdgf.exe	cmd.exe
PID 1296 wrote to memory of 1164	1296	fxdgf.exe	cmd.exe
PID 1296 wrote to memory of 1164	1296	fxdgf.exe	cmd.exe
PID 1296 wrote to memory of 1164	1296	fxdgf.exe	cmd.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1296 wrote to memory of 1912	1296	fxdgf.exe	RegAsm.exe
PID 1624 wrote to memory of 1452	1624	taskeng.exe	fxdgf.exe
PID 1624 wrote to memory of 1452	1624	taskeng.exe	fxdgf.exe
PID 1624 wrote to memory of 1452	1624	taskeng.exe	fxdgf.exe
PID 1624 wrote to memory of 1452	1624	taskeng.exe	fxdgf.exe
PID 1452 wrote to memory of 1996	1452	fxdgf.exe	cmd.exe
PID 1452 wrote to memory of 1996	1452	fxdgf.exe	cmd.exe
PID 1452 wrote to memory of 1996	1452	fxdgf.exe	cmd.exe
PID 1452 wrote to memory of 1996	1452	fxdgf.exe	cmd.exe
PID 1996 wrote to memory of 516	1996	cmd.exe	schtasks.exe
PID 1996 wrote to memory of 516	1996	cmd.exe	schtasks.exe
PID 1996 wrote to memory of 516	1996	cmd.exe	schtasks.exe
PID 1996 wrote to memory of 516	1996	cmd.exe	schtasks.exe
PID 1452 wrote to memory of 880	1452	fxdgf.exe	cmd.exe
PID 1452 wrote to memory of 880	1452	fxdgf.exe	cmd.exe
PID 1452 wrote to memory of 880	1452	fxdgf.exe	cmd.exe
PID 1452 wrote to memory of 880	1452	fxdgf.exe	cmd.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe
PID 1452 wrote to memory of 1600	1452	fxdgf.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\fxdgf.exe
"C:\Users\Admin\AppData\Local\Temp\fxdgf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1296

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\fxdgf.exe'" /f
2⤵
- Suspicious use of WriteProcessMemory
PID:2028

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\fxdgf.exe'" /f
3⤵
- Creates scheduled task(s)
PID:932

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C copy "C:\Users\Admin\AppData\Local\Temp\fxdgf.exe" "C:\Users\Admin\AppData\Roaming\fxdgf.exe"
2⤵
PID:1164

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1912

C:\Windows\system32\taskeng.exe
taskeng.exe {E24AD97B-486C-494A-A76C-E7B28D1731AD} S-1-5-21-1083475884-596052423-1669053738-1000:WYZSGDWS\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1624

C:\Users\Admin\AppData\Roaming\fxdgf.exe
C:\Users\Admin\AppData\Roaming\fxdgf.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1452

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\fxdgf.exe'" /f
3⤵
- Suspicious use of WriteProcessMemory
PID:1996

C:\Windows\SysWOW64\schtasks.exe
schtasks /create /sc minute /mo 1 /tn "Nafdnasia" /tr "'C:\Users\Admin\AppData\Roaming\fxdgf.exe'" /f
4⤵
- Creates scheduled task(s)
PID:516

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C copy "C:\Users\Admin\AppData\Roaming\fxdgf.exe" "C:\Users\Admin\AppData\Roaming\fxdgf.exe"
3⤵
PID:880

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
3⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:1600

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\fxdgf.exe
Filesize
1.7MB

MD5
6505bd7c5e3775f45522cead41f38882

SHA1
c13140dc82455007a70c7747b4f6aaee5e549315

SHA256
c8e1ce5d1216e1e068af5fc38b107b78f32372f69d59b4f1e6a456770ded8744

SHA512
96998ce4683585d2913d3526bbdc48180fc373feb6e02320fff948284a4aeea9136886a2a8ffc5574c9b0651f8ce239ec81be717a9ed163f9e2442b70587ec5e

Download Submit
C:\Users\Admin\AppData\Roaming\fxdgf.exe
Filesize
1.7MB

MD5
6505bd7c5e3775f45522cead41f38882

SHA1
c13140dc82455007a70c7747b4f6aaee5e549315

SHA256
c8e1ce5d1216e1e068af5fc38b107b78f32372f69d59b4f1e6a456770ded8744

SHA512
96998ce4683585d2913d3526bbdc48180fc373feb6e02320fff948284a4aeea9136886a2a8ffc5574c9b0651f8ce239ec81be717a9ed163f9e2442b70587ec5e

Download Submit
memory/516-83-0x0000000000000000-mapping.dmp

Download
memory/880-84-0x0000000000000000-mapping.dmp

Download
memory/932-57-0x0000000000000000-mapping.dmp

Download
memory/1164-58-0x0000000000000000-mapping.dmp

Download
memory/1296-55-0x0000000075781000-0x0000000075783000-memory.dmp

Filesize
8KB

Download
memory/1296-54-0x0000000000D90000-0x0000000000F3E000-memory.dmp

Filesize
1.7MB

Download
memory/1452-80-0x0000000000D80000-0x0000000000F2E000-memory.dmp

Filesize
1.7MB

Download
memory/1452-78-0x0000000000000000-mapping.dmp

Download
memory/1600-95-0x00000000004C0000-0x00000000008A4000-memory.dmp

Filesize
3.9MB

Download
memory/1600-91-0x00000000004C0000-0x00000000008A4000-memory.dmp

Filesize
3.9MB

Download
memory/1600-92-0x00000000004C0000-0x00000000008A4000-memory.dmp

Filesize
3.9MB

Download
memory/1600-90-0x00000000007E2730-mapping.dmp

Download
memory/1600-86-0x0000000000732000-0x00000000008A3000-memory.dmp

Filesize
1.4MB

Download
memory/1600-97-0x00000000004C0000-0x00000000008A4000-memory.dmp

Filesize
3.9MB

Download
memory/1600-98-0x00000000004C0000-0x00000000008A4000-memory.dmp

Filesize
3.9MB

Download
memory/1912-73-0x00000000000B0000-0x00000000000BA000-memory.dmp

Filesize
40KB

Download
memory/1912-65-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1912-76-0x00000000000B0000-0x00000000000BA000-memory.dmp

Filesize
40KB

Download
memory/1912-74-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1912-72-0x00000000000B0000-0x00000000000BA000-memory.dmp

Filesize
40KB

Download
memory/1912-71-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1912-70-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1912-59-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1912-69-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1912-75-0x00000000000B0000-0x00000000000BA000-memory.dmp

Filesize
40KB

Download
memory/1912-66-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1912-64-0x00000000007E2730-mapping.dmp

Download
memory/1912-63-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1912-62-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1912-60-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1996-82-0x0000000000000000-mapping.dmp

Download
memory/2028-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads