bandook | b079f2c81638d23c59c0c04c9e2b6caf02e8bac37746d1cded77b4638bd025be

Resubmissions

20-07-2022 16:59

220720-vhh8dacddr 10

20-07-2022 16:43

220720-t8q58sbhgp 1

Analysis

max time kernel
429s
max time network
559s
platform
windows7_x64
resource
win7-20220715-en
submitted
20-07-2022 16:59

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General

Target

C36897E9150F3FCDBA12C6076726A645.exe
Size

1.4MB
MD5

c36897e9150f3fcdba12c6076726a645
SHA1

dbd4dbfe4dabf06535353454ad1d9596f97de8b9
SHA256

b079f2c81638d23c59c0c04c9e2b6caf02e8bac37746d1cded77b4638bd025be
SHA512

0c7dde683eec79fac2e50cd33e7eb47f26e313d4dd4ebec04c79cb0a01ae15ce3cc25972f61ef187b19fe69dd8f9f903db623f1c58b739b9e036fc6ff4478078

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
behavioral1/memory/848-61-0x0000000013140000-0x0000000013C7D000-memory.dmp	family_bandook
behavioral1/memory/848-62-0x0000000013140000-0x0000000013C7D000-memory.dmp	family_bandook
behavioral1/memory/1824-70-0x0000000013140000-0x0000000013C7D000-memory.dmp	family_bandook
behavioral1/memory/1824-71-0x0000000013140000-0x0000000013C7D000-memory.dmp	family_bandook

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/848-58-0x0000000013140000-0x0000000013C7D000-memory.dmp	upx
behavioral1/memory/848-60-0x0000000013140000-0x0000000013C7D000-memory.dmp	upx
behavioral1/memory/848-61-0x0000000013140000-0x0000000013C7D000-memory.dmp	upx
behavioral1/memory/848-62-0x0000000013140000-0x0000000013C7D000-memory.dmp	upx
behavioral1/memory/1824-70-0x0000000013140000-0x0000000013C7D000-memory.dmp	upx
behavioral1/memory/1824-71-0x0000000013140000-0x0000000013C7D000-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
Key created	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run	msinfo32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\GGES = "C:\\Users\\Admin\\AppData\\Roaming\\GGES\\GGES.exe"	msinfo32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
848	msinfo32.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1752 wrote to memory of 848	1752	C36897E9150F3FCDBA12C6076726A645.exe	27
PID 1752 wrote to memory of 848	1752	C36897E9150F3FCDBA12C6076726A645.exe	27
PID 1752 wrote to memory of 848	1752	C36897E9150F3FCDBA12C6076726A645.exe	27
PID 1752 wrote to memory of 848	1752	C36897E9150F3FCDBA12C6076726A645.exe	27
PID 1752 wrote to memory of 848	1752	C36897E9150F3FCDBA12C6076726A645.exe	27
PID 1752 wrote to memory of 848	1752	C36897E9150F3FCDBA12C6076726A645.exe	27
PID 1752 wrote to memory of 1824	1752	C36897E9150F3FCDBA12C6076726A645.exe	28
PID 1752 wrote to memory of 1824	1752	C36897E9150F3FCDBA12C6076726A645.exe	28
PID 1752 wrote to memory of 1824	1752	C36897E9150F3FCDBA12C6076726A645.exe	28
PID 1752 wrote to memory of 1824	1752	C36897E9150F3FCDBA12C6076726A645.exe	28
PID 1752 wrote to memory of 1824	1752	C36897E9150F3FCDBA12C6076726A645.exe	28
PID 1752 wrote to memory of 1824	1752	C36897E9150F3FCDBA12C6076726A645.exe	28

C:\Users\Admin\AppData\Local\Temp\C36897E9150F3FCDBA12C6076726A645.exe
"C:\Users\Admin\AppData\Local\Temp\C36897E9150F3FCDBA12C6076726A645.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1752
- C:\windows\syswow64\msinfo32.exe
  C:\windows\syswow64\msinfo32.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:848
- C:\windows\syswow64\msinfo32.exe
  C:\windows\syswow64\msinfo32.exe
  2⤵
  - Adds Run key to start application
  PID:1824

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/848-55-0x0000000013140000-0x0000000013C7D000-memory.dmp

Filesize
11.2MB

Download
memory/848-58-0x0000000013140000-0x0000000013C7D000-memory.dmp

Filesize
11.2MB

Download
memory/848-60-0x0000000013140000-0x0000000013C7D000-memory.dmp

Filesize
11.2MB

Download
memory/848-61-0x0000000013140000-0x0000000013C7D000-memory.dmp

Filesize
11.2MB

Download
memory/848-62-0x0000000013140000-0x0000000013C7D000-memory.dmp

Filesize
11.2MB

Download
memory/1752-54-0x0000000075DF1000-0x0000000075DF3000-memory.dmp

Filesize
8KB

Download
memory/1824-70-0x0000000013140000-0x0000000013C7D000-memory.dmp

Filesize
11.2MB

Download
memory/1824-71-0x0000000013140000-0x0000000013C7D000-memory.dmp

Filesize
11.2MB

Download