smokeloader | 496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941

Analysis

max time kernel
150s
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
20/10/2022, 04:35

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General

Target

496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe
Size

195KB
MD5

a2d90ba67f92b8a8de56c4cc6349a0e1
SHA1

fd2657f2e82e3f8ec00256ca83ff0c42050d632f
SHA256

496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941
SHA512

6d86a8b2702b73297324018a8db526216dc134f91f2748b871fd205ef3049660b1d4753fddbc3e93e8b676a31599c0c33d041c76c4e5782ff28b6db1dc0fcc34
SSDEEP

3072:mXD4oSLLobPTg5drH4mU51jPnBlDTVGfVT9Jj0KtICacVU:O8oSLL8rus5tBlDUTJj0qICac

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/2716-141-0x00000000001D0000-0x00000000001D9000-memory.dmp	family_smokeloader
behavioral1/memory/4792-146-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4792-147-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4792-164-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4792-178-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
1736	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2716 set thread context of 4792	2716	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe	66

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

description	ioc	Process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4792	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe
4792	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe
1736	Process not Found
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1736	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1736	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
4792	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2716 wrote to memory of 4792	2716	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe	66
PID 2716 wrote to memory of 4792	2716	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe	66
PID 2716 wrote to memory of 4792	2716	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe	66
PID 2716 wrote to memory of 4792	2716	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe	66
PID 2716 wrote to memory of 4792	2716	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe	66
PID 2716 wrote to memory of 4792	2716	496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe	66

C:\Users\Admin\AppData\Local\Temp\496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe
"C:\Users\Admin\AppData\Local\Temp\496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Users\Admin\AppData\Local\Temp\496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe
  "C:\Users\Admin\AppData\Local\Temp\496100f2b83949de15ba1aefdc98817cbd33663ba38d52699e2bd5656366c941.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4792

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

memory/2716-116-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-117-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-118-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-119-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-120-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-121-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-122-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-123-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-124-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-125-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-126-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-127-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-128-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-129-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-130-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-132-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-133-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-134-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-135-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-136-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-137-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-138-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-139-0x0000000000440000-0x00000000004EE000-memory.dmp

Filesize
696KB

Download
memory/2716-141-0x00000000001D0000-0x00000000001D9000-memory.dmp

Filesize
36KB

Download
memory/2716-140-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-142-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-143-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-144-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/2716-145-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-146-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4792-148-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-149-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-150-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-151-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-152-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-153-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-154-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-155-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-156-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-157-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-158-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-159-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-160-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-161-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-162-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-164-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4792-165-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-163-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-166-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-167-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-168-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-169-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-170-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-171-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-172-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-173-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-174-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-175-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-176-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-177-0x0000000077A60000-0x0000000077BEE000-memory.dmp

Filesize
1.6MB

Download
memory/4792-178-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download