bandook | ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257

Analysis

max time kernel
163s
max time network
180s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 13:25

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General

Target

ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe
Size

991KB
MD5

b00e12c16d784b4d5e711e51e0430d66
SHA1

d2d7d47df634c39f79331dfe2e5f953251266b17
SHA256

ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257
SHA512

09a7d929a4e3385bde47a51161647bcfa6971e6bdca1c3d40b78951f5b2db46bd448f6e912821ac27e2b54d7c824a5d9efb2c5ddcfe19a4d22317b266b17a94f
SSDEEP

24576:KinYayzdUnKEaoxfqyQjnr5iKULyQUVyhaPvNy/UtR:Tyz6BxfxmrNUL7lo0s

Score

10^/10

bandook persistence rat trojan

Malware Config

Extracted

Family

bandook

sat-iva.org

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/1064-142-0x0000000013140000-0x0000000013B8E000-memory.dmp	family_bandook
behavioral2/memory/1064-145-0x0000000013140000-0x0000000013B8E000-memory.dmp	family_bandook
behavioral2/memory/1064-146-0x0000000013140000-0x0000000013B8E000-memory.dmp	family_bandook
behavioral2/memory/1064-147-0x0000000013140000-0x0000000013B8E000-memory.dmp	family_bandook

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-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\obm = "C:\\Users\\Admin\\AppData\\Roaming\\obm\\obm.exe"	iexplore.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1772 set thread context of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 4304 set thread context of 1064	4304	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	94

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 1772 wrote to memory of 4304	1772	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	87
PID 4304 wrote to memory of 1064	4304	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	94
PID 4304 wrote to memory of 1064	4304	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	94
PID 4304 wrote to memory of 1064	4304	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	94
PID 4304 wrote to memory of 1064	4304	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	94
PID 4304 wrote to memory of 1064	4304	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	94
PID 1064 wrote to memory of 2788	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	96
PID 1064 wrote to memory of 2788	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	96
PID 1064 wrote to memory of 2788	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	96
PID 1064 wrote to memory of 2788	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	96
PID 1064 wrote to memory of 3092	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	102
PID 1064 wrote to memory of 3092	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	102
PID 1064 wrote to memory of 3092	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	102
PID 1064 wrote to memory of 3092	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	102
PID 1064 wrote to memory of 4980	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	105
PID 1064 wrote to memory of 4980	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	105
PID 1064 wrote to memory of 4980	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	105
PID 1064 wrote to memory of 4980	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	105
PID 1064 wrote to memory of 3668	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	106
PID 1064 wrote to memory of 3668	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	106
PID 1064 wrote to memory of 3668	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	106
PID 1064 wrote to memory of 3668	1064	ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe	106

C:\Users\Admin\AppData\Local\Temp\ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe
"C:\Users\Admin\AppData\Local\Temp\ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1772
- C:\Users\Admin\AppData\Local\Temp\ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe
  "C:\Users\Admin\AppData\Local\Temp\ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:4304
- - C:\Users\Admin\AppData\Local\Temp\ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe
    "C:\Users\Admin\AppData\Local\Temp\ab87cb76028fce6863acec34faebf250bad0f17120188b5f95fec8f37a2aa257.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1064
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      4⤵
      PID:2788
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      4⤵
      Adds Run key to start application
      PID:3092
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      4⤵
      PID:4980
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      4⤵
      PID:3668

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/1064-147-0x0000000013140000-0x0000000013B8E000-memory.dmp

Filesize
10.3MB

Download
memory/1064-146-0x0000000013140000-0x0000000013B8E000-memory.dmp

Filesize
10.3MB

Download
memory/1064-145-0x0000000013140000-0x0000000013B8E000-memory.dmp

Filesize
10.3MB

Download
memory/1064-142-0x0000000013140000-0x0000000013B8E000-memory.dmp

Filesize
10.3MB

Download
memory/1772-133-0x00000000751B0000-0x0000000075761000-memory.dmp

Filesize
5.7MB

Download
memory/1772-132-0x00000000751B0000-0x0000000075761000-memory.dmp

Filesize
5.7MB

Download
memory/1772-137-0x00000000751B0000-0x0000000075761000-memory.dmp

Filesize
5.7MB

Download
memory/4304-135-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4304-140-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4304-139-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4304-144-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4304-138-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download
memory/4304-136-0x0000000000400000-0x000000000055F000-memory.dmp

Filesize
1.4MB

Download