smokeloader | e05c7fcc42723f4fac59df160aea217fbad7aeab5c0caeb9915bd3c54e38fc6a

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 10:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
Size

592KB
MD5

19ca88faee3769b393e39b0b53f7ffd1
SHA1

3e62d03b64aed59dfc73896a9889c0217a7fad33
SHA256

e05c7fcc42723f4fac59df160aea217fbad7aeab5c0caeb9915bd3c54e38fc6a
SHA512

7d43a8d728d8b948fbf81a4cc6c06b3b12142e853f467bf1c6426e24d0752b97759de26450eb031c8d40157aef5be8bb69264e36937a1b661c0b87c71395e040
SSDEEP

6144:txlfxurXPrbF8v3RYQWZI+FxOXoH+pPD2onA9+CEJPxJH1c/J9BquozilfJXnIZ6:xxuznF8vBxyxOBtlAM9JPbVmHoKivBq

Score

10^/10

smokeloader ku11 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

ku11

Extracted

Family

smokeloader

Version

2020

https://olobus.casa/feedback.php

https://trusho.online/feedback.php

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Deletes itself 1 IoCs

Processes:

pid process

1196
Executes dropped EXE 1 IoCs

Processes:

auewsht

pid process

2724 auewsht
Loads dropped DLL 1 IoCs

Processes:

19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

pid process

2904 19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

pid	process
1196

pid	process
2724	auewsht

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

pid	process
2904	19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
2904	19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196
1196

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

pid process

2904 19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

taskeng.exe

description	pid	process	target process
PID 2280 wrote to memory of 2724	2280	taskeng.exe	auewsht
PID 2280 wrote to memory of 2724	2280	taskeng.exe	auewsht
PID 2280 wrote to memory of 2724	2280	taskeng.exe	auewsht
PID 2280 wrote to memory of 2724	2280	taskeng.exe	auewsht

C:\Users\Admin\AppData\Local\Temp\19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\19ca88faee3769b393e39b0b53f7ffd1_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:2904

C:\Windows\system32\taskeng.exe
taskeng.exe {67035EA7-7B4D-4C0C-8959-2A04531C2389} S-1-5-21-1298544033-3225604241-2703760938-1000:IZKCKOTP\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2280

C:\Users\Admin\AppData\Roaming\auewsht
C:\Users\Admin\AppData\Roaming\auewsht
2⤵
- Executes dropped EXE
PID:2724

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\auewsht
Filesize
592KB

MD5
19ca88faee3769b393e39b0b53f7ffd1

SHA1
3e62d03b64aed59dfc73896a9889c0217a7fad33

SHA256
e05c7fcc42723f4fac59df160aea217fbad7aeab5c0caeb9915bd3c54e38fc6a

SHA512
7d43a8d728d8b948fbf81a4cc6c06b3b12142e853f467bf1c6426e24d0752b97759de26450eb031c8d40157aef5be8bb69264e36937a1b661c0b87c71395e040

Download Submit
\Users\Admin\AppData\Local\Temp\5C1B.tmp
Filesize
1.2MB

MD5
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/1196-6-0x00000000025C0000-0x00000000025D6000-memory.dmp

Filesize
88KB

Download
memory/2724-16-0x0000000000160000-0x000000000016A000-memory.dmp

Filesize
40KB

Download
memory/2724-17-0x0000000000160000-0x000000000016A000-memory.dmp

Filesize
40KB

Download
memory/2904-0-0x0000000000100000-0x0000000000101000-memory.dmp

Filesize
4KB

Download
memory/2904-3-0x0000000000160000-0x000000000016A000-memory.dmp

Filesize
40KB

Download
memory/2904-2-0x0000000000150000-0x000000000015A000-memory.dmp

Filesize
40KB

Download
memory/2904-7-0x0000000000160000-0x000000000016A000-memory.dmp

Filesize
40KB

Download