bitrat | dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25 | Triage

Analysis

max time kernel
143s
max time network
157s
platform
windows10_x64
resource
win10-en-20211208
submitted
21-01-2022 23:03

Sharing

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General

Target

dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
Size

2.1MB
MD5

3112f00605198acf9bb536f4857acbc8
SHA1

6a2baf266241e6d5ef90b05c9bfcef31adc34dff
SHA256

dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25
SHA512

3621785e59eeb83679cc8d9e4a224f2c1147e4f2a35863160b9519d330741968b787e46b4f9bbdb615fca6a4eafc31cd86fa29321fa8652a20cf16afa34b3f60

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/3272-125-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3272-126-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3272-127-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

Registry Run Keys / Startup Folder

Modify Registry

Processes:

dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.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"	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs

Processes:

dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

pid	process
3272	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
3272	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
3272	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
3272	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

description	pid	process	target process
PID 3552 set thread context of 3272	3552	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

Suspicious behavior: RenamesItself 3 IoCs

Processes:

dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

pid	process
3272	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
3272	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
3272	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

description pid process

Token: SeShutdownPrivilege 3272 dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

pid	process
3272	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
3272	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

description	pid	process	target process
PID 3552 wrote to memory of 3272	3552	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
PID 3552 wrote to memory of 3272	3552	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
PID 3552 wrote to memory of 3272	3552	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
PID 3552 wrote to memory of 3272	3552	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
PID 3552 wrote to memory of 3272	3552	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
PID 3552 wrote to memory of 3272	3552	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
PID 3552 wrote to memory of 3272	3552	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe	dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe

C:\Users\Admin\AppData\Local\Temp\dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
"C:\Users\Admin\AppData\Local\Temp\dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3552

C:\Users\Admin\AppData\Local\Temp\dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe
"C:\Users\Admin\AppData\Local\Temp\dd076dcb0105055efd6e3bb1a8ad0116e600447a80788081a38b67c120b61a25.exe"
2⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3272

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/3272-125-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3272-127-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3272-126-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3552-121-0x0000000005970000-0x0000000005E6E000-memory.dmp

Filesize
5.0MB

Download
memory/3552-119-0x0000000005830000-0x000000000583A000-memory.dmp

Filesize
40KB

Download
memory/3552-120-0x0000000005B90000-0x0000000005BE6000-memory.dmp

Filesize
344KB

Download
memory/3552-115-0x0000000000E10000-0x000000000102C000-memory.dmp

Filesize
2.1MB

Download
memory/3552-122-0x0000000005E50000-0x0000000005E5A000-memory.dmp

Filesize
40KB

Download
memory/3552-123-0x0000000008810000-0x00000000089E0000-memory.dmp

Filesize
1.8MB

Download
memory/3552-124-0x000000000BF40000-0x000000000C0C0000-memory.dmp

Filesize
1.5MB

Download
memory/3552-118-0x0000000005A10000-0x0000000005AA2000-memory.dmp

Filesize
584KB

Download
memory/3552-117-0x0000000005E70000-0x000000000636E000-memory.dmp

Filesize
5.0MB

Download
memory/3552-116-0x0000000005870000-0x000000000590C000-memory.dmp

Filesize
624KB

Download