smokeloader | 2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397

Analysis

max time kernel
150s
max time network
113s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
16/09/2022, 10:09

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General

Target

2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe
Size

266KB
MD5

2dc1e4398a3aa8390e686576b9ad68c8
SHA1

66e691204b837ee96a9e406c94420aa0d4dcb14c
SHA256

2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397
SHA512

18c10899ea2db677beb1461fcd514c19f684e4cd7a0e5befdf3a1313c7af6c8aa6cbe674d8f8a1cce0253ae2eec4004873d6c39bd3dc54098feccee9cced47c5
SSDEEP

3072:KXGBikJ00TNA5nCDGuRP0m6ExSAd46TH0AP+DF0KPF0QVRXM/h3BsxkgaBChU6e:qZ0TU3ZvAddTUC+DF0c0IRXniga

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 4 IoCs

resource	yara_rule
behavioral1/memory/1868-149-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/1868-150-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/1868-164-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/1868-181-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
2576	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2384 set thread context of 1868	2384	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.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 queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1868	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe
1868	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe
2576	Process not Found
2576	Process not Found
2576	Process not Found
2576	Process not Found
2576	Process not Found
2576	Process not Found
2576	Process not Found
2576	Process not Found
2576	Process not Found
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2576	Process not Found
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2576	Process not Found
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2576	Process not Found
2576	Process not Found
2576	Process not Found
2576	Process not Found
2576	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2576	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1868	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2384 wrote to memory of 1868	2384	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe	66
PID 2384 wrote to memory of 1868	2384	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe	66
PID 2384 wrote to memory of 1868	2384	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe	66
PID 2384 wrote to memory of 1868	2384	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe	66
PID 2384 wrote to memory of 1868	2384	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe	66
PID 2384 wrote to memory of 1868	2384	2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe	66

C:\Users\Admin\AppData\Local\Temp\2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe
"C:\Users\Admin\AppData\Local\Temp\2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2384
- C:\Users\Admin\AppData\Local\Temp\2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe
  "C:\Users\Admin\AppData\Local\Temp\2b00a3c2aebefef5658de981467908883a74b5ffe00bb416158c9743b154b397.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:1868

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/1868-166-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-169-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-181-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1868-180-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-179-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-178-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-177-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-176-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-175-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-174-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-173-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-172-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-170-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-171-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-168-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-151-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-167-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-165-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-164-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1868-163-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-162-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-161-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-160-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-159-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-158-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-157-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-152-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-155-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-149-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1868-153-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-154-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/1868-156-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-131-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-126-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-147-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-146-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-134-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-144-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-143-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-142-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-141-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-140-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-138-0x00000000004F0000-0x000000000059E000-memory.dmp

Filesize
696KB

Download
memory/2384-139-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-148-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-120-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-145-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-137-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-133-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-132-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-135-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-130-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-129-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-128-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-127-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-121-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-125-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-124-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-123-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-122-0x0000000077A00000-0x0000000077B8E000-memory.dmp

Filesize
1.6MB

Download