bitrat | cc7bf8c734a4146942f8f754ab55e257a8be68f5c687c3bcc9fcdb7a5dabf871

General

Target

Updaters.exe
Size

2.8MB
MD5

7a1a59c9db320a777d4512983ddce650
SHA1

e5b17572b94dfc87b686da2aa6ad0d6b8823fe97
SHA256

cc7bf8c734a4146942f8f754ab55e257a8be68f5c687c3bcc9fcdb7a5dabf871
SHA512

5631d7cebb6351d0490ac85005f6a1282b20a47e51626ba2a00f515d7e657ffe18c7f1451f6ba478a64ff7c20e8a86dc80ba0c7cdf716286e650bb021d845856
SSDEEP

49152:HA4q5sXHCFtLsBbpHsTGea3n1MA7+UAOUkcqUIKXOIGYMa5:HyggRsBl/ea31/+Ufqq1GN6

Score

10^/10

bitrat persistence trojan

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

rornfl12.duckdns.org:3072

Attributes

communication_password
81dc9bdb52d04dc20036dbd8313ed055
install_dir
chrome
install_file
updater
tor_process
tor

Signatures

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

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

InstallUtil.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1980726966-773384374-2129981223-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\updater = "C:\\Users\\Admin\\AppData\\Local\\chrome\\updater"	InstallUtil.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1980726966-773384374-2129981223-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\updater = "C:\\Users\\Admin\\AppData\\Local\\chrome\\updater대"	InstallUtil.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1980726966-773384374-2129981223-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\updater = "C:\\Users\\Admin\\AppData\\Local\\chrome\\updaterԀ"	InstallUtil.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

Processes:

InstallUtil.exe

pid process

2352 InstallUtil.exe
2352 InstallUtil.exe
2352 InstallUtil.exe
2352 InstallUtil.exe
2352 InstallUtil.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

Updaters.exe

description pid process target process

PID 440 set thread context of 2352 440 Updaters.exe InstallUtil.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

Updaters.exe

pid process

440 Updaters.exe
440 Updaters.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Updaters.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 440 Updaters.exe
Token: SeShutdownPrivilege 2352 InstallUtil.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

InstallUtil.exe

pid process

2352 InstallUtil.exe
2352 InstallUtil.exe

pid	process
2352	InstallUtil.exe
2352	InstallUtil.exe
2352	InstallUtil.exe
2352	InstallUtil.exe
2352	InstallUtil.exe

description	pid	process	target process
PID 440 set thread context of 2352	440	Updaters.exe	InstallUtil.exe

pid	process
440	Updaters.exe
440	Updaters.exe

description	pid	process
Token: SeDebugPrivilege	440	Updaters.exe
Token: SeShutdownPrivilege	2352	InstallUtil.exe

pid	process
2352	InstallUtil.exe
2352	InstallUtil.exe

Suspicious use of WriteProcessMemory 14 IoCs

Processes:

Updaters.exe

description	pid	process	target process
PID 440 wrote to memory of 628	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 628	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 628	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe
PID 440 wrote to memory of 2352	440	Updaters.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\Updaters.exe
"C:\Users\Admin\AppData\Local\Temp\Updaters.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:440

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
PID:628

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2352

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/440-41-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-61-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-2-0x0000000005960000-0x0000000005F04000-memory.dmp

Filesize
5.6MB

Download
memory/440-3-0x0000000005290000-0x0000000005322000-memory.dmp

Filesize
584KB

Download
memory/440-4-0x00000000054D0000-0x00000000054E0000-memory.dmp

Filesize
64KB

Download
memory/440-5-0x0000000005330000-0x000000000533A000-memory.dmp

Filesize
40KB

Download
memory/440-6-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-7-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-9-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-11-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-13-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-15-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-17-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-19-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-37-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-23-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-25-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-27-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-29-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-31-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-33-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-35-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-21-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-1090-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/440-57-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-43-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-45-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-47-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-49-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-51-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-53-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-55-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-0-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/440-59-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-1-0x00000000005C0000-0x000000000089C000-memory.dmp

Filesize
2.9MB

Download
memory/440-63-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-67-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/440-68-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-65-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-70-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/440-211-0x00000000054D0000-0x00000000054E0000-memory.dmp

Filesize
64KB

Download
memory/440-1084-0x0000000005920000-0x0000000005921000-memory.dmp

Filesize
4KB

Download
memory/440-39-0x0000000007BE0000-0x0000000007E56000-memory.dmp

Filesize
2.5MB

Download
memory/2352-1089-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2352-1092-0x0000000074B90000-0x0000000074BC9000-memory.dmp

Filesize
228KB

Download
memory/2352-1100-0x0000000074850000-0x0000000074889000-memory.dmp

Filesize
228KB

Download
memory/2352-1104-0x0000000000400000-0x00000000007CE000-memory.dmp

Filesize
3.8MB

Download
memory/2352-1137-0x0000000074850000-0x0000000074889000-memory.dmp

Filesize
228KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads