bitrat | e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423 | Triage

Analysis

max time kernel
157s
max time network
162s
platform
windows10_x64
resource
win10-en-20211208
submitted
21-01-2022 23:01

Sharing

Report Analysis Logs

General

Target

e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
Size

2.2MB
MD5

a2872dfb9db8af210aa367f0231c8c67
SHA1

a7c5dcddfe980283c38d4b5a4ee7590893e374f7
SHA256

e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423
SHA512

70aab1584edeea0e7168ec7fbf16ad31ec25559ac802ad932c71ae5fba3bcc8386e74520de5cb99896cfa4ea14fc08923a1eff37cbbdd1f813db6db48092daf2

Score

10^/10

bitrat persistence trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.35

C2

publiquilla.linkpc.net:9096

Attributes

communication_password
bfdba24ee3d61f0260c4dc1034c3ee43
install_dir
antivirusscamdefenderlogss
install_file
antivirusscamdefenderlog.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/2812-124-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/2812-125-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/2812-126-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

Registry Run Keys / Startup Folder

Modify Registry

Processes:

e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run\antivirusscamdefenderlog = "C:\\Users\\Admin\\AppData\\Local\\antivirusscamdefenderlogss\\antivirusscamdefenderlog.exe"	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run\antivirusscamdefenderlog = "C:\\Users\\Admin\\AppData\\Local\\antivirusscamdefenderlogss\\antivirusscamdefenderlog.exeⰀ"	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

pid	process
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

description	pid	process	target process
PID 2668 set thread context of 2812	2668	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

Suspicious behavior: RenamesItself 8 IoCs

Processes:

e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

pid	process
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

description pid process

Token: SeShutdownPrivilege 2812 e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

pid	process
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
2812	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

description	pid	process	target process
PID 2668 wrote to memory of 2812	2668	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
PID 2668 wrote to memory of 2812	2668	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
PID 2668 wrote to memory of 2812	2668	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
PID 2668 wrote to memory of 2812	2668	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
PID 2668 wrote to memory of 2812	2668	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
PID 2668 wrote to memory of 2812	2668	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
PID 2668 wrote to memory of 2812	2668	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe	e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe

C:\Users\Admin\AppData\Local\Temp\e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
"C:\Users\Admin\AppData\Local\Temp\e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2668

C:\Users\Admin\AppData\Local\Temp\e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe
"C:\Users\Admin\AppData\Local\Temp\e2fd5af45c48597af41b0054af2e665068f63328547bb9ee7c7c548aebbf1423.exe"
2⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2812

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

Replay Monitor

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Downloads

memory/2668-115-0x0000000000930000-0x0000000000B62000-memory.dmp

Filesize
2.2MB

Download
memory/2668-116-0x00000000058E0000-0x0000000005DDE000-memory.dmp

Filesize
5.0MB

Download
memory/2668-117-0x00000000053E0000-0x0000000005472000-memory.dmp

Filesize
584KB

Download
memory/2668-118-0x0000000005370000-0x000000000537A000-memory.dmp

Filesize
40KB

Download
memory/2668-119-0x0000000005FE0000-0x000000000607C000-memory.dmp

Filesize
624KB

Download
memory/2668-120-0x00000000055A0000-0x00000000055AA000-memory.dmp

Filesize
40KB

Download
memory/2668-121-0x00000000053E0000-0x00000000058DE000-memory.dmp

Filesize
5.0MB

Download
memory/2668-122-0x00000000066C0000-0x00000000068E0000-memory.dmp

Filesize
2.1MB

Download
memory/2668-123-0x0000000009CF0000-0x0000000009EC4000-memory.dmp

Filesize
1.8MB

Download
memory/2812-124-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2812-125-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/2812-126-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download