bandook | b079f2c81638d23c59c0c04c9e2b6caf02e8bac37746d1cded77b4638bd025be

Resubmissions

20/07/2022, 16:59

220720-vhh8dacddr10

20/07/2022, 16:43

220720-t8q58sbhgp1

Analysis

max time kernel
497s
max time network
559s
platform
windows10-2004_x64
resource
win10v2004-20220414-en
submitted
20/07/2022, 16:59

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General

Target
C36897E9150F3FCDBA12C6076726A645.exe
Size 1.4MB
Sample220720-vhh8dacddr
SHA256 b079f2c81638d23c59c0c04c9e2b6caf02e8bac37746d1cded77b4638bd025be
MD5 c36897e9150f3fcdba12c6076726a645
SHA1 dbd4dbfe4dabf06535353454ad1d9596f97de8b9
SHA512 0c7dde683eec79fac2e50cd33e7eb47f26e313d4dd4ebec04c79cb0a01ae15ce3cc25972f61ef187b19fe69dd8f9f903db623f1c58b739b9e036fc6ff4478078
MD5 SHA1 SHA512

Score

10^/10

bandook persistence rat trojan upx

Malware Config

Extracted

Family

bandook

deapproved.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

resource	yara_rule
behavioral2/memory/4316-133-0x0000000013140000-0x0000000013C7D000-memory.dmp	family_bandook
behavioral2/memory/4316-134-0x0000000013140000-0x0000000013C7D000-memory.dmp	family_bandook
behavioral2/memory/4316-135-0x0000000013140000-0x0000000013C7D000-memory.dmp	family_bandook
behavioral2/memory/1232-140-0x0000000013140000-0x0000000013C7D000-memory.dmp	family_bandook

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4316-131-0x0000000013140000-0x0000000013C7D000-memory.dmp	upx
behavioral2/memory/4316-132-0x0000000013140000-0x0000000013C7D000-memory.dmp	upx
behavioral2/memory/4316-133-0x0000000013140000-0x0000000013C7D000-memory.dmp	upx
behavioral2/memory/4316-134-0x0000000013140000-0x0000000013C7D000-memory.dmp	upx
behavioral2/memory/4316-135-0x0000000013140000-0x0000000013C7D000-memory.dmp	upx
behavioral2/memory/1232-140-0x0000000013140000-0x0000000013C7D000-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
Set value (str)	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\GGES = "C:\\Users\\Admin\\AppData\\Roaming\\GGES\\GGES.exe"	msinfo32.exe
Key created	\REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Software\Microsoft\Windows\CurrentVersion\Run	msinfo32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4316	msinfo32.exe
4316	msinfo32.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3948 wrote to memory of 4316	3948	C36897E9150F3FCDBA12C6076726A645.exe	87
PID 3948 wrote to memory of 4316	3948	C36897E9150F3FCDBA12C6076726A645.exe	87
PID 3948 wrote to memory of 4316	3948	C36897E9150F3FCDBA12C6076726A645.exe	87
PID 3948 wrote to memory of 4316	3948	C36897E9150F3FCDBA12C6076726A645.exe	87
PID 3948 wrote to memory of 4316	3948	C36897E9150F3FCDBA12C6076726A645.exe	87
PID 3948 wrote to memory of 1232	3948	C36897E9150F3FCDBA12C6076726A645.exe	88
PID 3948 wrote to memory of 1232	3948	C36897E9150F3FCDBA12C6076726A645.exe	88
PID 3948 wrote to memory of 1232	3948	C36897E9150F3FCDBA12C6076726A645.exe	88
PID 3948 wrote to memory of 1232	3948	C36897E9150F3FCDBA12C6076726A645.exe	88
PID 3948 wrote to memory of 1232	3948	C36897E9150F3FCDBA12C6076726A645.exe	88

C:\Users\Admin\AppData\Local\Temp\C36897E9150F3FCDBA12C6076726A645.exe
"C:\Users\Admin\AppData\Local\Temp\C36897E9150F3FCDBA12C6076726A645.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3948
- C:\windows\SysWOW64\msinfo32.exe
  C:\windows\syswow64\msinfo32.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:4316
- C:\windows\SysWOW64\msinfo32.exe
  C:\windows\syswow64\msinfo32.exe
  2⤵
  - Adds Run key to start application
  PID:1232

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/1232-140-0x0000000013140000-0x0000000013C7D000-memory.dmp

Download

memory/4316-131-0x0000000013140000-0x0000000013C7D000-memory.dmp

Download

memory/4316-132-0x0000000013140000-0x0000000013C7D000-memory.dmp

Download

memory/4316-133-0x0000000013140000-0x0000000013C7D000-memory.dmp

Download

memory/4316-134-0x0000000013140000-0x0000000013C7D000-memory.dmp

Download

memory/4316-135-0x0000000013140000-0x0000000013C7D000-memory.dmp

Download