bandook | 5a5b3147c482cc9e7cc703a4f222412872f3a00241a28190f5199cf3b04af704

General

Target

4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe
Size

977KB
MD5

f000ca9522aafa0c54b863528228a43b
SHA1

c636e88b9e8079ba086f5cdb132fa39e747d0f23
SHA256

4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3
SHA512

ccbb478d676a3c6f1355ab30933196c5bf41b64b613e8efe661546c238700ce2aec340390af9069c303a43bc7c4f41400c418920041cf4967c6e02b272ef372d
SSDEEP

24576:2ZcgQmXNGZQFXu+pcUKR9ZS2hWN8ow/hvdY/:2ZBgZRZUwJ

Score

10^/10

bandook persistence rat trojan

Malware Config

Extracted

Family

bandook

C2

iamgood.blogdns.net

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/2976-137-0x0000000013140000-0x0000000013B93000-memory.dmp	family_bandook
behavioral2/memory/2976-140-0x0000000013140000-0x0000000013B93000-memory.dmp	family_bandook
behavioral2/memory/2976-141-0x0000000013140000-0x0000000013B93000-memory.dmp	family_bandook
behavioral2/memory/2976-142-0x0000000013140000-0x0000000013B93000-memory.dmp	family_bandook

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

iexplore.exeiexplore.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbc = "C:\\Users\\Admin\\AppData\\Local\\bbc\\bbc.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\bbc = "C:\\Users\\Admin\\AppData\\Local\\bbc\\bbc.exe"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Software\Microsoft\Windows\CurrentVersion\Run	iexplore.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe

description	pid	process	target process
PID 4440 set thread context of 2976	4440	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe

description	pid	process	target process
PID 4440 wrote to memory of 2976	4440	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe
PID 4440 wrote to memory of 2976	4440	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe
PID 4440 wrote to memory of 2976	4440	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe
PID 4440 wrote to memory of 2976	4440	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe
PID 4440 wrote to memory of 2976	4440	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe
PID 2976 wrote to memory of 5052	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 5052	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 5052	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 5052	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 3028	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 3028	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 3028	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 3028	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 4560	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 4560	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 4560	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 4560	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 4348	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 4348	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 4348	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe
PID 2976 wrote to memory of 4348	2976	4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe	iexplore.exe

C:\Users\Admin\AppData\Local\Temp\4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe
"C:\Users\Admin\AppData\Local\Temp\4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4440
- C:\Users\Admin\AppData\Local\Temp\4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe
  "C:\Users\Admin\AppData\Local\Temp\4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    PID:5052
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Adds Run key to start application
    PID:3028
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    PID:4560
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Adds Run key to start application
    PID:4348

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

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Downloads

C:\Users\Admin\AppData\Local\bbc\bbc.exe

Filesize
977KB

MD5
f000ca9522aafa0c54b863528228a43b

SHA1
c636e88b9e8079ba086f5cdb132fa39e747d0f23

SHA256
4f1923485e8cdd052467d335a6384f93cd1d50b5d927aea471e56290be29ffa3

SHA512
ccbb478d676a3c6f1355ab30933196c5bf41b64b613e8efe661546c238700ce2aec340390af9069c303a43bc7c4f41400c418920041cf4967c6e02b272ef372d

Download Submit
memory/2976-137-0x0000000013140000-0x0000000013B93000-memory.dmp

Filesize
10.3MB

Download
memory/2976-140-0x0000000013140000-0x0000000013B93000-memory.dmp

Filesize
10.3MB

Download
memory/2976-141-0x0000000013140000-0x0000000013B93000-memory.dmp

Filesize
10.3MB

Download
memory/2976-142-0x0000000013140000-0x0000000013B93000-memory.dmp

Filesize
10.3MB

Download
memory/4440-133-0x0000000002400000-0x0000000002401000-memory.dmp

Filesize
4KB

Download
memory/4440-134-0x0000000000400000-0x00000000004FF000-memory.dmp

Filesize
1020KB

Download
memory/4440-139-0x0000000000400000-0x00000000004FF000-memory.dmp

Filesize
1020KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads