bandook | 353dcc4479725da180b0c12fdc433d46fddefdced3a967e7fe528d030a61a791

General

Target

FACTURA_EMITIDA_01.exe
Size

2.7MB
MD5

8579c84ba801e49a1cf14cefd9882a2f
SHA1

cdff10c3245023385d9e4991c2c8942d786a86f5
SHA256

353dcc4479725da180b0c12fdc433d46fddefdced3a967e7fe528d030a61a791
SHA512

d679ecb97304c9b552303e402351ceab9aa339fbdf8c06749aa41b5f4932fa06ba6da3dceb8932f898846d2257f95c9784ded99a55c57bde829f3e5f4d3d0714
SSDEEP

49152:KNm2MWFLGO54Mnk9c5Xb3T6bINCe0kU0DZS4FhZ:Kz

Score

10^/10

bandook persistence rat trojan upx

Malware Config

Extracted

Family

bandook

C2

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 5 IoCs

resource	yara_rule
behavioral2/memory/4548-136-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral2/memory/4548-137-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral2/memory/4548-138-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral2/memory/744-144-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook
behavioral2/memory/744-145-0x0000000013140000-0x0000000014009000-memory.dmp	family_bandook

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4548-134-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/4548-135-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/4548-136-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/4548-137-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/4548-138-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/744-144-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/744-145-0x0000000013140000-0x0000000014009000-memory.dmp	upx
behavioral2/memory/4548-146-0x0000000003860000-0x0000000003C12000-memory.dmp	upx
behavioral2/memory/4548-149-0x0000000003860000-0x0000000003C12000-memory.dmp	upx
behavioral2/memory/4548-150-0x0000000003860000-0x0000000003C12000-memory.dmp	upx
behavioral2/memory/4548-151-0x0000000003860000-0x0000000003C12000-memory.dmp	upx
behavioral2/memory/4548-158-0x0000000003860000-0x0000000003C12000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows\CurrentVersion\Run	msinfo32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\PF = "C:\\Users\\Admin\\AppData\\Roaming\\PF\\PF.exe"	msinfo32.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1792 set thread context of 744	1792	FACTURA_EMITIDA_01.exe	92

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4548	msinfo32.exe
4548	msinfo32.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1524 wrote to memory of 4548	1524	FACTURA_EMITIDA_01.exe	90
PID 1524 wrote to memory of 4548	1524	FACTURA_EMITIDA_01.exe	90
PID 1524 wrote to memory of 4548	1524	FACTURA_EMITIDA_01.exe	90
PID 1524 wrote to memory of 1792	1524	FACTURA_EMITIDA_01.exe	91
PID 1524 wrote to memory of 1792	1524	FACTURA_EMITIDA_01.exe	91
PID 1524 wrote to memory of 1792	1524	FACTURA_EMITIDA_01.exe	91
PID 1524 wrote to memory of 4548	1524	FACTURA_EMITIDA_01.exe	90
PID 1524 wrote to memory of 4548	1524	FACTURA_EMITIDA_01.exe	90
PID 1792 wrote to memory of 744	1792	FACTURA_EMITIDA_01.exe	92
PID 1792 wrote to memory of 744	1792	FACTURA_EMITIDA_01.exe	92
PID 1792 wrote to memory of 744	1792	FACTURA_EMITIDA_01.exe	92
PID 1792 wrote to memory of 744	1792	FACTURA_EMITIDA_01.exe	92
PID 1792 wrote to memory of 744	1792	FACTURA_EMITIDA_01.exe	92

C:\Users\Admin\AppData\Local\Temp\FACTURA_EMITIDA_01.exe
"C:\Users\Admin\AppData\Local\Temp\FACTURA_EMITIDA_01.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1524
- C:\windows\SysWOW64\msinfo32.exe
  C:\windows\syswow64\msinfo32.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4548
- C:\Users\Admin\AppData\Local\Temp\FACTURA_EMITIDA_01.exe
  C:\Users\Admin\AppData\Local\Temp\FACTURA_EMITIDA_01.exe ooooooooooooooo
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1792
- - C:\windows\SysWOW64\msinfo32.exe
    C:\windows\syswow64\msinfo32.exe
    3⤵
    - Adds Run key to start application
    PID:744

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/744-145-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/744-144-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/4548-136-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/4548-137-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/4548-138-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/4548-135-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/4548-134-0x0000000013140000-0x0000000014009000-memory.dmp

Filesize
14.8MB

Download
memory/4548-146-0x0000000003860000-0x0000000003C12000-memory.dmp

Filesize
3.7MB

Download
memory/4548-149-0x0000000003860000-0x0000000003C12000-memory.dmp

Filesize
3.7MB

Download
memory/4548-150-0x0000000003860000-0x0000000003C12000-memory.dmp

Filesize
3.7MB

Download
memory/4548-151-0x0000000003860000-0x0000000003C12000-memory.dmp

Filesize
3.7MB

Download
memory/4548-153-0x0000000003F50000-0x0000000003FAF000-memory.dmp

Filesize
380KB

Download
memory/4548-158-0x0000000003860000-0x0000000003C12000-memory.dmp

Filesize
3.7MB

Download

Analysis

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