bitrat | 860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027 | Triage

Analysis

max time kernel
157s
max time network
157s
platform
windows10_x64
resource
win10-en-20211208
submitted
21-01-2022 23:34

Sharing

Report Analysis Logs

General

Target

860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
Size

2.6MB
MD5

5d3c09630c2017783600507b55437efa
SHA1

eeda72aa2b636f90d799c1d3e48b70cde56294a0
SHA256

860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027
SHA512

cd24315f6a90b417a4d1fa9bbd8b7986dd0f225a4e11b8c32db1cae64e6d40e28a3637077df3b1e2cc8bab57f62c17ed7956cf021ab2d46bb9566dc8fa088021

Score

10^/10

bitrat persistence trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

jairoandresotalvarorend.linkpc.net:9084

Attributes

communication_password
bfdba24ee3d61f0260c4dc1034c3ee43
install_dir
winlogomdefenerec
install_file
winlogomdefenerec.exe
tor_process
tor

Signatures

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

UPX packed file 3 IoCs

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

Processes:

resource	yara_rule
behavioral2/memory/4316-127-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/4316-128-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/4316-129-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 7 IoCs

Registry Run Keys / Startup Folder

Modify Registry

Processes:

860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogomdefenerec = "C:\\Users\\Admin\\AppData\\Local\\winlogomdefenerec\\winlogomdefenerec.exe"	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogomdefenerec = "C:\\Users\\Admin\\AppData\\Local\\winlogomdefenerec\\winlogomdefenerec.exeༀ"	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogomdefenerec = "C:\\Users\\Admin\\AppData\\Local\\winlogomdefenerec\\winlogomdefenerec.exe耀"	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogomdefenerec = "C:\\Users\\Admin\\AppData\\Local\\winlogomdefenerec\\winlogomdefenerec.exe␀"	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogomdefenerec = "C:\\Users\\Admin\\AppData\\Local\\winlogomdefenerec\\winlogomdefenerec.exe\uff00"	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogomdefenerec = "C:\\Users\\Admin\\AppData\\Local\\winlogomdefenerec\\winlogomdefenerec.exe븀"	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogomdefenerec = "C:\\Users\\Admin\\AppData\\Local\\winlogomdefenerec\\winlogomdefenerec.exe贀"	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

pid	process
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

description	pid	process	target process
PID 1480 set thread context of 4316	1480	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

Suspicious behavior: RenamesItself 20 IoCs

Processes:

860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

pid	process
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

description pid process

Token: SeShutdownPrivilege 4316 860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

pid	process
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
4316	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

description	pid	process	target process
PID 1480 wrote to memory of 4316	1480	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
PID 1480 wrote to memory of 4316	1480	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
PID 1480 wrote to memory of 4316	1480	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
PID 1480 wrote to memory of 4316	1480	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
PID 1480 wrote to memory of 4316	1480	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
PID 1480 wrote to memory of 4316	1480	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
PID 1480 wrote to memory of 4316	1480	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe	860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe

C:\Users\Admin\AppData\Local\Temp\860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
"C:\Users\Admin\AppData\Local\Temp\860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1480

C:\Users\Admin\AppData\Local\Temp\860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe
"C:\Users\Admin\AppData\Local\Temp\860db7ed00b9da5574527f13741e5b154e457924f0e81da583737a1c89d68027.exe"
2⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:4316

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

Privilege Escalation

Defense Evasion

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1480-118-0x00000000000C0000-0x0000000000368000-memory.dmp

Filesize
2.7MB

Download
memory/1480-119-0x00000000053A0000-0x000000000589E000-memory.dmp

Filesize
5.0MB

Download
memory/1480-120-0x0000000004D70000-0x0000000004E02000-memory.dmp

Filesize
584KB

Download
memory/1480-121-0x0000000004CE0000-0x0000000004CEA000-memory.dmp

Filesize
40KB

Download
memory/1480-122-0x0000000007230000-0x00000000072CC000-memory.dmp

Filesize
624KB

Download
memory/1480-123-0x0000000004CD0000-0x0000000004D62000-memory.dmp

Filesize
584KB

Download
memory/1480-124-0x0000000004D60000-0x0000000004D72000-memory.dmp

Filesize
72KB

Download
memory/1480-125-0x0000000007960000-0x0000000007B50000-memory.dmp

Filesize
1.9MB

Download
memory/1480-126-0x000000000B1F0000-0x000000000B368000-memory.dmp

Filesize
1.5MB

Download
memory/4316-127-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/4316-128-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/4316-129-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download