smokeloader | 5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f

Analysis

max time kernel
154s
max time network
147s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
02/11/2022, 22:38

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe
Size

324KB
MD5

f290aec2c7924d760f140af9f86d386f
SHA1

8bee9fdddc29c3dc46f18cf3b80bee41e340de1a
SHA256

5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f
SHA512

c87225bdd856cff1444701047d8ff44b1289236484c95a1fa3a77680f58ee959750d7cc59c9ada2a7ac5503ce8891bc27ec53935101d9b447eb8e2537cdba617
SSDEEP

3072:mt/IlLX3/EkiS56D+RyB1XNh1ZzVT7K5ejLVz1LZRiU/VggjcGkNIVqILr:C/KLX8PPbXzDVXK5cLV/t97ITsq

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 8 IoCs

resource	yara_rule
behavioral1/memory/4124-150-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4124-151-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4124-163-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4124-182-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4624-213-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4668-219-0x0000000002D20000-0x0000000002D29000-memory.dmp	family_smokeloader
behavioral1/memory/4624-246-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4624-247-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader

Executes dropped EXE 2 IoCs

pid	Process
4668	ddbhhiu
4624	ddbhhiu

Deletes itself 1 IoCs

pid	Process
3056	Process not Found

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2664 set thread context of 4124	2664	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe	66
PID 4668 set thread context of 4624	4668	ddbhhiu	68

Checks SCSI registry key(s) 3 TTPs 6 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ddbhhiu
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ddbhhiu
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ddbhhiu
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4124	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe
4124	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found
3056	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3056	Process not Found

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4124	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe
4624	ddbhhiu

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3056	Process not Found
Token: SeCreatePagefilePrivilege	3056	Process not Found

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2664 wrote to memory of 4124	2664	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe	66
PID 2664 wrote to memory of 4124	2664	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe	66
PID 2664 wrote to memory of 4124	2664	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe	66
PID 2664 wrote to memory of 4124	2664	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe	66
PID 2664 wrote to memory of 4124	2664	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe	66
PID 2664 wrote to memory of 4124	2664	5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe	66
PID 4668 wrote to memory of 4624	4668	ddbhhiu	68
PID 4668 wrote to memory of 4624	4668	ddbhhiu	68
PID 4668 wrote to memory of 4624	4668	ddbhhiu	68
PID 4668 wrote to memory of 4624	4668	ddbhhiu	68
PID 4668 wrote to memory of 4624	4668	ddbhhiu	68
PID 4668 wrote to memory of 4624	4668	ddbhhiu	68

C:\Users\Admin\AppData\Local\Temp\5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe
"C:\Users\Admin\AppData\Local\Temp\5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2664
- C:\Users\Admin\AppData\Local\Temp\5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe
  "C:\Users\Admin\AppData\Local\Temp\5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4124

C:\Users\Admin\AppData\Roaming\ddbhhiu
C:\Users\Admin\AppData\Roaming\ddbhhiu
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4668
- C:\Users\Admin\AppData\Roaming\ddbhhiu
  C:\Users\Admin\AppData\Roaming\ddbhhiu
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious behavior: MapViewOfSection
  PID:4624

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\ddbhhiu

Filesize
324KB

MD5
f290aec2c7924d760f140af9f86d386f

SHA1
8bee9fdddc29c3dc46f18cf3b80bee41e340de1a

SHA256
5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f

SHA512
c87225bdd856cff1444701047d8ff44b1289236484c95a1fa3a77680f58ee959750d7cc59c9ada2a7ac5503ce8891bc27ec53935101d9b447eb8e2537cdba617

Download Submit
C:\Users\Admin\AppData\Roaming\ddbhhiu

Filesize
324KB

MD5
f290aec2c7924d760f140af9f86d386f

SHA1
8bee9fdddc29c3dc46f18cf3b80bee41e340de1a

SHA256
5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f

SHA512
c87225bdd856cff1444701047d8ff44b1289236484c95a1fa3a77680f58ee959750d7cc59c9ada2a7ac5503ce8891bc27ec53935101d9b447eb8e2537cdba617

Download Submit
C:\Users\Admin\AppData\Roaming\ddbhhiu

Filesize
324KB

MD5
f290aec2c7924d760f140af9f86d386f

SHA1
8bee9fdddc29c3dc46f18cf3b80bee41e340de1a

SHA256
5bde7fe5371b486bead101156b24e9a0c9a0b2d0b88f22a65f79d2776214636f

SHA512
c87225bdd856cff1444701047d8ff44b1289236484c95a1fa3a77680f58ee959750d7cc59c9ada2a7ac5503ce8891bc27ec53935101d9b447eb8e2537cdba617

Download Submit
memory/2664-120-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-121-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-122-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-123-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-124-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-125-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-126-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-127-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-128-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-129-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-130-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-131-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-132-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-133-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-134-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-136-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-137-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-138-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-139-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-140-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-142-0x0000000002D30000-0x0000000002E7A000-memory.dmp

Filesize
1.3MB

Download
memory/2664-141-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-144-0x0000000002D30000-0x0000000002E7A000-memory.dmp

Filesize
1.3MB

Download
memory/2664-143-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-145-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-146-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-147-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-148-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/2664-149-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-156-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-173-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-152-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-153-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-154-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-155-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-150-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4124-157-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-158-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-159-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-160-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-161-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-162-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-163-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4124-164-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-165-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-166-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-167-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-168-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-169-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-170-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-171-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-172-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-174-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-175-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-176-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-177-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-178-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-179-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-180-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-181-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4124-182-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4624-246-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4624-247-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4668-184-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4668-185-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4668-187-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4668-186-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4668-188-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4668-189-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4668-190-0x0000000077730000-0x00000000778BE000-memory.dmp

Filesize
1.6MB

Download
memory/4668-218-0x0000000002EB6000-0x0000000002ECB000-memory.dmp

Filesize
84KB

Download
memory/4668-219-0x0000000002D20000-0x0000000002D29000-memory.dmp

Filesize
36KB

Download