bitrat | a5463d144af0f2c9e1725f7a6c520977986bad3c3e3c3feb344b08b98c795c73

General

Target

21b9d51376efde8b0b9253c0b32e8bf5.exe
Size

36KB
MD5

21b9d51376efde8b0b9253c0b32e8bf5
SHA1

c7bbca83797e5a71e071b2f1d3eda5147e99ffa2
SHA256

a5463d144af0f2c9e1725f7a6c520977986bad3c3e3c3feb344b08b98c795c73
SHA512

ea10342a206bb1cf8ef606e61a2b3b70404c78ce3beb272957e8d0c0bf762140799c4d79aca0255120703d8e47b6e90338d97f7a80c2c220127ff494074751b9

Score

10^/10

bitrat persistence suricata trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

gfeqqgeag.duckdns.org:1880

Attributes

communication_password
202cb962ac59075b964b07152d234b70
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

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/1772-92-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1772-94-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1772-95-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1772-97-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1772-98-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1772-102-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral1/memory/1772-107-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

21b9d51376efde8b0b9253c0b32e8bf5.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Microsoft\Windows\CurrentVersion\Run\spotify = "\"C:\\Users\\Admin\\AppData\\Roaming\\Ndvzfed\\spotify.exe\""	21b9d51376efde8b0b9253c0b32e8bf5.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

InstallUtil.exe

pid process

1772 InstallUtil.exe
1772 InstallUtil.exe
1772 InstallUtil.exe
1772 InstallUtil.exe
1772 InstallUtil.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

21b9d51376efde8b0b9253c0b32e8bf5.exe

description pid process target process

PID 1668 set thread context of 1772 1668 21b9d51376efde8b0b9253c0b32e8bf5.exe InstallUtil.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

524 timeout.exe

pid	process
1772	InstallUtil.exe
1772	InstallUtil.exe
1772	InstallUtil.exe
1772	InstallUtil.exe
1772	InstallUtil.exe

description	pid	process	target process
PID 1668 set thread context of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe

pid	process
524	timeout.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

21b9d51376efde8b0b9253c0b32e8bf5.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	21b9d51376efde8b0b9253c0b32e8bf5.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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	21b9d51376efde8b0b9253c0b32e8bf5.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exe21b9d51376efde8b0b9253c0b32e8bf5.exe

pid process

1188 powershell.exe
1668 21b9d51376efde8b0b9253c0b32e8bf5.exe
1668 21b9d51376efde8b0b9253c0b32e8bf5.exe

pid	process
1188	powershell.exe
1668	21b9d51376efde8b0b9253c0b32e8bf5.exe
1668	21b9d51376efde8b0b9253c0b32e8bf5.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

21b9d51376efde8b0b9253c0b32e8bf5.exepowershell.exeInstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe
Token: SeDebugPrivilege	1188	powershell.exe
Token: SeDebugPrivilege	1772	InstallUtil.exe
Token: SeShutdownPrivilege	1772	InstallUtil.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

InstallUtil.exe

pid process

1772 InstallUtil.exe
1772 InstallUtil.exe

pid	process
1772	InstallUtil.exe
1772	InstallUtil.exe

Suspicious use of WriteProcessMemory 23 IoCs

Processes:

21b9d51376efde8b0b9253c0b32e8bf5.execmd.exe

description	pid	process	target process
PID 1668 wrote to memory of 1188	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	powershell.exe
PID 1668 wrote to memory of 1188	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	powershell.exe
PID 1668 wrote to memory of 1188	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	powershell.exe
PID 1668 wrote to memory of 1188	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	powershell.exe
PID 1668 wrote to memory of 1932	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	cmd.exe
PID 1668 wrote to memory of 1932	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	cmd.exe
PID 1668 wrote to memory of 1932	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	cmd.exe
PID 1668 wrote to memory of 1932	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	cmd.exe
PID 1932 wrote to memory of 524	1932	cmd.exe	timeout.exe
PID 1932 wrote to memory of 524	1932	cmd.exe	timeout.exe
PID 1932 wrote to memory of 524	1932	cmd.exe	timeout.exe
PID 1932 wrote to memory of 524	1932	cmd.exe	timeout.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe
PID 1668 wrote to memory of 1772	1668	21b9d51376efde8b0b9253c0b32e8bf5.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\21b9d51376efde8b0b9253c0b32e8bf5.exe
"C:\Users\Admin\AppData\Local\Temp\21b9d51376efde8b0b9253c0b32e8bf5.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noexit
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1188

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout 20
2⤵
- Suspicious use of WriteProcessMemory
PID:1932

C:\Windows\SysWOW64\timeout.exe
timeout 20
3⤵
- Delays execution with timeout.exe
PID:524

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1772

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Install Root Certificate

1

T1130

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/524-90-0x0000000000000000-mapping.dmp

Download
memory/1188-67-0x000000006EE70000-0x000000006F6EA000-memory.dmp

Filesize
8.5MB

Download
memory/1188-78-0x000000006E3B0000-0x000000006E8E6000-memory.dmp

Filesize
5.2MB

Download
memory/1188-66-0x00000000713A0000-0x0000000071421000-memory.dmp

Filesize
516KB

Download
memory/1188-84-0x0000000070C80000-0x000000007122B000-memory.dmp

Filesize
5.7MB

Download
memory/1188-83-0x000000006EE70000-0x000000006F6EA000-memory.dmp

Filesize
8.5MB

Download
memory/1188-82-0x00000000713A0000-0x0000000071421000-memory.dmp

Filesize
516KB

Download
memory/1188-61-0x0000000000000000-mapping.dmp

Download
memory/1188-63-0x0000000070C80000-0x000000007122B000-memory.dmp

Filesize
5.7MB

Download
memory/1188-64-0x0000000070180000-0x0000000070C78000-memory.dmp

Filesize
11.0MB

Download
memory/1188-68-0x000000006EC30000-0x000000006EE65000-memory.dmp

Filesize
2.2MB

Download
memory/1188-85-0x0000000070180000-0x0000000070C78000-memory.dmp

Filesize
11.0MB

Download
memory/1188-86-0x000000006F9E0000-0x000000007017C000-memory.dmp

Filesize
7.6MB

Download
memory/1188-65-0x000000006F9E0000-0x000000007017C000-memory.dmp

Filesize
7.6MB

Download
memory/1188-69-0x0000000071350000-0x000000007139B000-memory.dmp

Filesize
300KB

Download
memory/1188-70-0x0000000074320000-0x0000000074345000-memory.dmp

Filesize
148KB

Download
memory/1188-71-0x000000006E920000-0x000000006E9E3000-memory.dmp

Filesize
780KB

Download
memory/1188-72-0x000000006E8F0000-0x000000006E91D000-memory.dmp

Filesize
180KB

Download
memory/1188-73-0x000000006E2A0000-0x000000006E3A4000-memory.dmp

Filesize
1.0MB

Download
memory/1188-74-0x000000006E180000-0x000000006E294000-memory.dmp

Filesize
1.1MB

Download
memory/1188-75-0x00000000712C0000-0x0000000071345000-memory.dmp

Filesize
532KB

Download
memory/1188-76-0x000000006EB90000-0x000000006EC2C000-memory.dmp

Filesize
624KB

Download
memory/1188-77-0x000000006E9F0000-0x000000006EB8E000-memory.dmp

Filesize
1.6MB

Download
memory/1188-79-0x000000006DB20000-0x000000006E171000-memory.dmp

Filesize
6.3MB

Download
memory/1668-80-0x0000000072F00000-0x000000007428F000-memory.dmp

Filesize
19.6MB

Download
memory/1668-99-0x0000000071D10000-0x00000000724F0000-memory.dmp

Filesize
7.9MB

Download
memory/1668-81-0x00000000724F0000-0x0000000072F00000-memory.dmp

Filesize
10.1MB

Download
memory/1668-60-0x00000000715D0000-0x0000000071D0E000-memory.dmp

Filesize
7.2MB

Download
memory/1668-59-0x0000000074BD0000-0x0000000074CCC000-memory.dmp

Filesize
1008KB

Download
memory/1668-58-0x0000000071D10000-0x00000000724F0000-memory.dmp

Filesize
7.9MB

Download
memory/1668-57-0x00000000724F0000-0x0000000072F00000-memory.dmp

Filesize
10.1MB

Download
memory/1668-56-0x0000000072F00000-0x000000007428F000-memory.dmp

Filesize
19.6MB

Download
memory/1668-87-0x00000000062F0000-0x00000000064BC000-memory.dmp

Filesize
1.8MB

Download
memory/1668-88-0x0000000002290000-0x00000000022DC000-memory.dmp

Filesize
304KB

Download
memory/1668-103-0x0000000072F00000-0x000000007428F000-memory.dmp

Filesize
19.6MB

Download
memory/1668-55-0x0000000075BF1000-0x0000000075BF3000-memory.dmp

Filesize
8KB

Download
memory/1668-101-0x00000000724F0000-0x0000000072F00000-memory.dmp

Filesize
10.1MB

Download
memory/1668-54-0x00000000001E0000-0x00000000001EE000-memory.dmp

Filesize
56KB

Download
memory/1772-91-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1772-94-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1772-96-0x00000000007E2740-mapping.dmp

Download
memory/1772-97-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1772-98-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1772-92-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1772-95-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1772-102-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1772-106-0x0000000000260000-0x000000000026A000-memory.dmp

Filesize
40KB

Download
memory/1772-105-0x0000000000260000-0x000000000026A000-memory.dmp

Filesize
40KB

Download
memory/1772-109-0x0000000000260000-0x000000000026A000-memory.dmp

Filesize
40KB

Download
memory/1772-107-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1772-108-0x0000000000260000-0x000000000026A000-memory.dmp

Filesize
40KB

Download
memory/1932-89-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads