bandook | 21051b704a159126581a434a0562ed5408f1edbc6bb1efa6650f39e98d6e77ee

General

Target

Empathi.exe
Size

12.2MB
MD5

ef9a574c519cfec80f89b266cb0f26e9
SHA1

af1c1a177ef03ee79c87803666719942624ab672
SHA256

21051b704a159126581a434a0562ed5408f1edbc6bb1efa6650f39e98d6e77ee
SHA512

ab68a7c0fd8c215540b8b272b98f5279d1abc705cf6d63b1da29c78ea341eb4c008a25f09314095fa105b30593042663621522dfb93671adfa029ec1fb7d9ecd
SSDEEP

49152:wrWDFDwOf1DT3Lnzcv/Oc7uWGE/q3dABQT7OyWHHeyHdCLK+FsC6uZJIhIdK7sjB:wriuOf1DnA

Score

10^/10

bandook discovery rat trojan upx

Malware Config

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 8 IoCs

resource	yara_rule
behavioral2/memory/1932-15-0x0000000013140000-0x0000000014BE1000-memory.dmp	family_bandook
behavioral2/memory/1932-16-0x0000000013140000-0x0000000014BE1000-memory.dmp	family_bandook
behavioral2/memory/1932-17-0x0000000013140000-0x0000000014BE1000-memory.dmp	family_bandook
behavioral2/memory/1932-22-0x0000000013140000-0x0000000014BE1000-memory.dmp	family_bandook
behavioral2/memory/1932-19-0x0000000013140000-0x0000000014BE1000-memory.dmp	family_bandook
behavioral2/memory/1932-20-0x0000000013140000-0x0000000014BE1000-memory.dmp	family_bandook
behavioral2/memory/1932-23-0x0000000013140000-0x0000000014BE1000-memory.dmp	family_bandook
behavioral2/memory/1932-29-0x0000000013140000-0x0000000014BE1000-memory.dmp	family_bandook

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1932-14-0x0000000013140000-0x0000000014BE1000-memory.dmp	upx
behavioral2/memory/1932-13-0x0000000013140000-0x0000000014BE1000-memory.dmp	upx
behavioral2/memory/1932-15-0x0000000013140000-0x0000000014BE1000-memory.dmp	upx
behavioral2/memory/1932-16-0x0000000013140000-0x0000000014BE1000-memory.dmp	upx
behavioral2/memory/1932-17-0x0000000013140000-0x0000000014BE1000-memory.dmp	upx
behavioral2/memory/1932-22-0x0000000013140000-0x0000000014BE1000-memory.dmp	upx
behavioral2/memory/1932-19-0x0000000013140000-0x0000000014BE1000-memory.dmp	upx
behavioral2/memory/1932-20-0x0000000013140000-0x0000000014BE1000-memory.dmp	upx
behavioral2/memory/1932-23-0x0000000013140000-0x0000000014BE1000-memory.dmp	upx
behavioral2/memory/1932-29-0x0000000013140000-0x0000000014BE1000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Empathi.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	charmap.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Empathi.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1932	charmap.exe
1932	charmap.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3696 wrote to memory of 1932	3696	Empathi.exe	97
PID 3696 wrote to memory of 1932	3696	Empathi.exe	97
PID 3696 wrote to memory of 1932	3696	Empathi.exe	97
PID 3696 wrote to memory of 3332	3696	Empathi.exe	98
PID 3696 wrote to memory of 3332	3696	Empathi.exe	98
PID 3696 wrote to memory of 3332	3696	Empathi.exe	98
PID 3696 wrote to memory of 1932	3696	Empathi.exe	97
PID 3696 wrote to memory of 1932	3696	Empathi.exe	97

C:\Users\Admin\AppData\Local\Temp\Empathi.exe
"C:\Users\Admin\AppData\Local\Temp\Empathi.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3696
- C:\windows\SysWOW64\charmap.exe
  C:\windows\syswow64\charmap.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1932
- C:\Users\Admin\AppData\Local\Temp\Empathi.exe
  C:\Users\Admin\AppData\Local\Temp\Empathi.exe dsjdjsjdj6118181JAjajaj
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3332

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=1436,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=4288 /prefetch:8
1⤵
PID:5048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1932-19-0x0000000013140000-0x0000000014BE1000-memory.dmp

Filesize
26.6MB

Download
memory/1932-16-0x0000000013140000-0x0000000014BE1000-memory.dmp

Filesize
26.6MB

Download
memory/1932-14-0x0000000013140000-0x0000000014BE1000-memory.dmp

Filesize
26.6MB

Download
memory/1932-13-0x0000000013140000-0x0000000014BE1000-memory.dmp

Filesize
26.6MB

Download
memory/1932-29-0x0000000013140000-0x0000000014BE1000-memory.dmp

Filesize
26.6MB

Download
memory/1932-15-0x0000000013140000-0x0000000014BE1000-memory.dmp

Filesize
26.6MB

Download
memory/1932-23-0x0000000013140000-0x0000000014BE1000-memory.dmp

Filesize
26.6MB

Download
memory/1932-20-0x0000000013140000-0x0000000014BE1000-memory.dmp

Filesize
26.6MB

Download
memory/1932-22-0x0000000013140000-0x0000000014BE1000-memory.dmp

Filesize
26.6MB

Download
memory/1932-17-0x0000000013140000-0x0000000014BE1000-memory.dmp

Filesize
26.6MB

Download
memory/3332-33-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3332-12-0x0000000002CE0000-0x0000000002CE1000-memory.dmp

Filesize
4KB

Download
memory/3332-31-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3332-27-0x0000000002CE0000-0x0000000002CE1000-memory.dmp

Filesize
4KB

Download
memory/3332-25-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3696-10-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3696-9-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3696-8-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3696-0-0x0000000001100000-0x0000000001101000-memory.dmp

Filesize
4KB

Download
memory/3696-7-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3696-6-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3696-5-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3696-24-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3696-2-0x0000000001100000-0x0000000001101000-memory.dmp

Filesize
4KB

Download
memory/3696-4-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3696-1-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download
memory/3696-3-0x0000000000400000-0x000000000104B000-memory.dmp

Filesize
12.3MB

Download

Analysis

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