smokeloader | 85a36b790bf6afe574fe90bc06e56c1a5b0380d987026d2cd7c75f795a8de73c

Analysis

max time kernel
150s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
31-03-2024 02:36

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General

Target

4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
Size

310KB
MD5

4adf9c89320348237cc3921c19eb2cc7
SHA1

90d66f6c09d3c7d5b8ddfcba3692869e25d55f29
SHA256

85a36b790bf6afe574fe90bc06e56c1a5b0380d987026d2cd7c75f795a8de73c
SHA512

9b6423db973f2c05b9bc5a3c9b2bf37e1b9f2b60fb4e497b255054084d7b5eb8c906ae0c0c4d4d347ad5a94de3acf9a037ba739f4bf01049dab94f23c629ffd6
SSDEEP

6144:48yB2vLLlTsypGIjvfqKdpaZbPSC4CsIOv36fA7:4RBINsysIjnnpaZWPCsI0cA7

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2020

http://honawey7.top/

http://wijibui0.top/

http://hefahei6.top/

http://pipevai4.top/

http://nalirou7.top/

rc4.i32

Signatures

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

Processes:

pid process

3612

pid	process
3612

Suspicious use of SetThreadContext 1 IoCs

Processes:

4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe

description	pid	process	target process
PID 4992 set thread context of 4836	4992	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe

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:

4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe

pid	process
4836	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
4836	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
3612
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Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe

pid process

4836 4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

pid process

3612

pid	process
3612

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe

description	pid	process	target process
PID 4992 wrote to memory of 4836	4992	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
PID 4992 wrote to memory of 4836	4992	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
PID 4992 wrote to memory of 4836	4992	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
PID 4992 wrote to memory of 4836	4992	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
PID 4992 wrote to memory of 4836	4992	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
PID 4992 wrote to memory of 4836	4992	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe	4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4992

C:\Users\Admin\AppData\Local\Temp\4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\4adf9c89320348237cc3921c19eb2cc7_JaffaCakes118.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4836

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

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Downloads

memory/3612-5-0x0000000000960000-0x0000000000976000-memory.dmp

Filesize
88KB

Download
memory/4836-3-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4836-4-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4836-7-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4992-1-0x00000000019E0000-0x0000000001AE0000-memory.dmp

Filesize
1024KB

Download
memory/4992-2-0x0000000001970000-0x0000000001979000-memory.dmp

Filesize
36KB

Download