bandook | fa031dbd614e7231d329906a6aefdbeea4c6b2ceee847e909ff66126a370ceaa

Resubmissions

26-01-2023 19:31

230126-x8b8vsgd4s 10

26-01-2023 19:18

230126-xzxs7sgc6w 1

Analysis

max time kernel
414s
max time network
428s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
26-01-2023 19:31

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General

Target

Confirmar Transferencia lista.exe
Size

2.9MB
MD5

9d62eda2d552cb2f7e1564209de10310
SHA1

a0a5da7e38bf029ffa91b7b6f16f4da10f2763b0
SHA256

fa031dbd614e7231d329906a6aefdbeea4c6b2ceee847e909ff66126a370ceaa
SHA512

189b4905fb991ff3842c539d24617251799d736dde3df40fdd8653fb782736244ce202f760cf9e1c10496f31fda7f9aa20253d4c642a9f22bd27cebfeeb1cfba
SSDEEP

49152:vfc6jJzftLicMY1xMHeNBHFAJyye2IwF1q9emDAZ:v0617tLi

Score

10^/10

bandook persistence rat trojan upx

Malware Config

Extracted

Family

bandook

bomes.ru

Signatures

Bandook RAT
Bandook is a remote access tool written in C++ and shipped with a loader written in Delphi.
rat trojan bandook

Bandook payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/3568-136-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral2/memory/3568-137-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral2/memory/3568-138-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral2/memory/812-144-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook

UPX packed file 6 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3568-134-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/3568-135-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/3568-136-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/3568-137-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/3568-138-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/812-144-0x0000000013140000-0x0000000014009000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

msinfo32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Windows\CurrentVersion\Run	msinfo32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RCY = "C:\\Users\\Admin\\AppData\\Roaming\\RCY\\RCY.exe"	msinfo32.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Confirmar Transferencia lista.exe

description pid process target process

PID 3256 set thread context of 812 3256 Confirmar Transferencia lista.exe msinfo32.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msinfo32.exe

pid process

3568 msinfo32.exe
3568 msinfo32.exe

description	pid	process	target process
PID 3256 set thread context of 812	3256	Confirmar Transferencia lista.exe	msinfo32.exe

pid	process
3568	msinfo32.exe
3568	msinfo32.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Confirmar Transferencia lista.exeConfirmar Transferencia lista.exe

description	pid	process	target process
PID 544 wrote to memory of 3568	544	Confirmar Transferencia lista.exe	msinfo32.exe
PID 544 wrote to memory of 3568	544	Confirmar Transferencia lista.exe	msinfo32.exe
PID 544 wrote to memory of 3568	544	Confirmar Transferencia lista.exe	msinfo32.exe
PID 544 wrote to memory of 3256	544	Confirmar Transferencia lista.exe	Confirmar Transferencia lista.exe
PID 544 wrote to memory of 3256	544	Confirmar Transferencia lista.exe	Confirmar Transferencia lista.exe
PID 544 wrote to memory of 3256	544	Confirmar Transferencia lista.exe	Confirmar Transferencia lista.exe
PID 544 wrote to memory of 3568	544	Confirmar Transferencia lista.exe	msinfo32.exe
PID 544 wrote to memory of 3568	544	Confirmar Transferencia lista.exe	msinfo32.exe
PID 3256 wrote to memory of 812	3256	Confirmar Transferencia lista.exe	msinfo32.exe
PID 3256 wrote to memory of 812	3256	Confirmar Transferencia lista.exe	msinfo32.exe
PID 3256 wrote to memory of 812	3256	Confirmar Transferencia lista.exe	msinfo32.exe
PID 3256 wrote to memory of 812	3256	Confirmar Transferencia lista.exe	msinfo32.exe
PID 3256 wrote to memory of 812	3256	Confirmar Transferencia lista.exe	msinfo32.exe

C:\Users\Admin\AppData\Local\Temp\Confirmar Transferencia lista.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmar Transferencia lista.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:544

C:\windows\SysWOW64\msinfo32.exe
C:\windows\syswow64\msinfo32.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:3568

C:\Users\Admin\AppData\Local\Temp\Confirmar Transferencia lista.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmar Transferencia lista.exe" ooooooooooooooo
2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3256

C:\windows\SysWOW64\msinfo32.exe
C:\windows\syswow64\msinfo32.exe
3⤵
- Adds Run key to start application
PID:812

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/812-139-0x0000000000000000-mapping.dmp

Download
memory/812-144-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3256-132-0x0000000000000000-mapping.dmp

Download
memory/3568-133-0x0000000000000000-mapping.dmp

Download
memory/3568-134-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3568-135-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3568-136-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3568-137-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3568-138-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download