bandook | 33ab6ca06026e2ac6592360374d20a319bcadd9e4e21a1644dae8ee6da952f49

Analysis

max time kernel
483s
max time network
574s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2023 09:38

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General

Target

Confirmar Transferencia.exe
Size

2.9MB
MD5

d894efbc9e2d63b8ff959354e1307127
SHA1

960b96e2e0f808d53ccc26f28fb0d66293ab7327
SHA256

33ab6ca06026e2ac6592360374d20a319bcadd9e4e21a1644dae8ee6da952f49
SHA512

51c5ff3e2674bc56b7098136770a72314c6acfddf6c0eaed06e3ea24480d8ae783aae2f01b4d4181ad6374381d596bb8febc98b73a1244e663f6f4251fc2f602
SSDEEP

49152:eC3u7Xh4srWocjfd9vRUxD3dmgP8wfHKgF0QPStaEdE:eC+7x/rWor

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/2468-136-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral2/memory/2468-137-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral2/memory/2468-138-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral2/memory/3008-143-0x0000000013140000-0x0000000014009000-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/2468-134-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/2468-135-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/2468-136-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/2468-137-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/2468-138-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/3008-143-0x0000000013140000-0x0000000014009000-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-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run	msinfo32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WRV = "C:\\Users\\Admin\\AppData\\Roaming\\WRV\\WRV.exe"	msinfo32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msinfo32.exe

pid process

2468 msinfo32.exe
2468 msinfo32.exe

pid	process
2468	msinfo32.exe
2468	msinfo32.exe

Suspicious use of WriteProcessMemory 13 IoCs

Processes:

Confirmar Transferencia.exeConfirmar Transferencia.exe

description	pid	process	target process
PID 4804 wrote to memory of 2468	4804	Confirmar Transferencia.exe	msinfo32.exe
PID 4804 wrote to memory of 2468	4804	Confirmar Transferencia.exe	msinfo32.exe
PID 4804 wrote to memory of 2468	4804	Confirmar Transferencia.exe	msinfo32.exe
PID 4804 wrote to memory of 5100	4804	Confirmar Transferencia.exe	Confirmar Transferencia.exe
PID 4804 wrote to memory of 5100	4804	Confirmar Transferencia.exe	Confirmar Transferencia.exe
PID 4804 wrote to memory of 5100	4804	Confirmar Transferencia.exe	Confirmar Transferencia.exe
PID 4804 wrote to memory of 2468	4804	Confirmar Transferencia.exe	msinfo32.exe
PID 4804 wrote to memory of 2468	4804	Confirmar Transferencia.exe	msinfo32.exe
PID 5100 wrote to memory of 3008	5100	Confirmar Transferencia.exe	msinfo32.exe
PID 5100 wrote to memory of 3008	5100	Confirmar Transferencia.exe	msinfo32.exe
PID 5100 wrote to memory of 3008	5100	Confirmar Transferencia.exe	msinfo32.exe
PID 5100 wrote to memory of 3008	5100	Confirmar Transferencia.exe	msinfo32.exe
PID 5100 wrote to memory of 3008	5100	Confirmar Transferencia.exe	msinfo32.exe

C:\Users\Admin\AppData\Local\Temp\Confirmar Transferencia.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmar Transferencia.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4804

C:\windows\SysWOW64\msinfo32.exe
C:\windows\syswow64\msinfo32.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:2468

C:\Users\Admin\AppData\Local\Temp\Confirmar Transferencia.exe
"C:\Users\Admin\AppData\Local\Temp\Confirmar Transferencia.exe" ooooooooooooooo
2⤵
- Suspicious use of WriteProcessMemory
PID:5100

C:\windows\SysWOW64\msinfo32.exe
C:\windows\syswow64\msinfo32.exe
3⤵
- Adds Run key to start application
PID:3008

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2468-133-0x0000000000000000-mapping.dmp

Download
memory/2468-134-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/2468-135-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/2468-136-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/2468-137-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/2468-138-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/3008-139-0x0000000000000000-mapping.dmp

Download
memory/3008-143-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/5100-132-0x0000000000000000-mapping.dmp

Download