smokeloader | 97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f

Analysis

max time kernel
150s
max time network
147s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
24/12/2022, 00:38

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General

Target

97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe
Size

226KB
MD5

ebe0519bee1beee646ad5773e940d1ac
SHA1

d80f8765fecc726a20dc8dc66c1f601b7a351290
SHA256

97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f
SHA512

aafb9b79811668c7aab4023d1135ad5e848ebffd111f4f95f36bba3c121272267bac589736867155056216c9398bb53598be4025b91b978d2d467626d1356c33
SSDEEP

3072:DOJqfL4y5u5gdptwZLqsjcyQZTtGcNJX0NRPH8oSeaqxY3Ox6qQo3:xL48HdpItQHBp0P8otaqxHk5o

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 7 IoCs

resource	yara_rule
behavioral1/memory/4932-150-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4932-149-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4932-164-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4932-181-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/1372-215-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/2212-222-0x0000000000540000-0x0000000000549000-memory.dmp	family_smokeloader
behavioral1/memory/1372-247-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Executes dropped EXE 2 IoCs

pid	Process
2212	tgwejtd
1372	tgwejtd

Deletes itself 1 IoCs

pid	Process
2588	Process not Found

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 2764 set thread context of 4932	2764	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe	66
PID 2212 set thread context of 1372	2212	tgwejtd	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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	tgwejtd
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	tgwejtd
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	tgwejtd
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4932	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe
4932	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found
2588	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2588	Process not Found

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4932	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe
1372	tgwejtd

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2588	Process not Found
Token: SeCreatePagefilePrivilege	2588	Process not Found

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 4932	2764	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe	66
PID 2764 wrote to memory of 4932	2764	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe	66
PID 2764 wrote to memory of 4932	2764	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe	66
PID 2764 wrote to memory of 4932	2764	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe	66
PID 2764 wrote to memory of 4932	2764	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe	66
PID 2764 wrote to memory of 4932	2764	97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe	66
PID 2212 wrote to memory of 1372	2212	tgwejtd	68
PID 2212 wrote to memory of 1372	2212	tgwejtd	68
PID 2212 wrote to memory of 1372	2212	tgwejtd	68
PID 2212 wrote to memory of 1372	2212	tgwejtd	68
PID 2212 wrote to memory of 1372	2212	tgwejtd	68
PID 2212 wrote to memory of 1372	2212	tgwejtd	68

C:\Users\Admin\AppData\Local\Temp\97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe
"C:\Users\Admin\AppData\Local\Temp\97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Users\Admin\AppData\Local\Temp\97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe
  "C:\Users\Admin\AppData\Local\Temp\97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4932

C:\Users\Admin\AppData\Roaming\tgwejtd
C:\Users\Admin\AppData\Roaming\tgwejtd
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Users\Admin\AppData\Roaming\tgwejtd
  C:\Users\Admin\AppData\Roaming\tgwejtd
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious behavior: MapViewOfSection
  PID:1372

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

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Downloads

C:\Users\Admin\AppData\Roaming\tgwejtd

Filesize
226KB

MD5
ebe0519bee1beee646ad5773e940d1ac

SHA1
d80f8765fecc726a20dc8dc66c1f601b7a351290

SHA256
97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f

SHA512
aafb9b79811668c7aab4023d1135ad5e848ebffd111f4f95f36bba3c121272267bac589736867155056216c9398bb53598be4025b91b978d2d467626d1356c33

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

Filesize
226KB

MD5
ebe0519bee1beee646ad5773e940d1ac

SHA1
d80f8765fecc726a20dc8dc66c1f601b7a351290

SHA256
97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f

SHA512
aafb9b79811668c7aab4023d1135ad5e848ebffd111f4f95f36bba3c121272267bac589736867155056216c9398bb53598be4025b91b978d2d467626d1356c33

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

Filesize
226KB

MD5
ebe0519bee1beee646ad5773e940d1ac

SHA1
d80f8765fecc726a20dc8dc66c1f601b7a351290

SHA256
97ed742f210e24632f8ad14431fe7639d4e47ad2075550080e3f6cefd6dacc0f

SHA512
aafb9b79811668c7aab4023d1135ad5e848ebffd111f4f95f36bba3c121272267bac589736867155056216c9398bb53598be4025b91b978d2d467626d1356c33

Download Submit
memory/1372-247-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2212-183-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2212-184-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2212-185-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2212-186-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2212-222-0x0000000000540000-0x0000000000549000-memory.dmp

Filesize
36KB

Download
memory/2764-148-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-123-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-124-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-125-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-126-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-129-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-128-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-131-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-130-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-127-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-132-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-133-0x0000000000507000-0x0000000000518000-memory.dmp

Filesize
68KB

Download
memory/2764-134-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-135-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-136-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-137-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-138-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-139-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-140-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-141-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-143-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-142-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-144-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-146-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-145-0x0000000000460000-0x000000000050E000-memory.dmp

Filesize
696KB

Download
memory/2764-147-0x0000000000460000-0x000000000050E000-memory.dmp

Filesize
696KB

Download
memory/2764-122-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-117-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-118-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-119-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-120-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/2764-121-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-155-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-171-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-156-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-157-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-158-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-159-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-160-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-161-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-162-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-163-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-165-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-164-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4932-168-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-169-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-172-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-173-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-174-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-151-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-170-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-167-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-166-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-177-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-176-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-154-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-153-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-152-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-149-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4932-179-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-180-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-178-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-175-0x0000000077450000-0x00000000775DE000-memory.dmp

Filesize
1.6MB

Download
memory/4932-181-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download