smokeloader | e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc

Analysis

max time kernel
151s
max time network
60s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
30-12-2022 02:45

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General

Target

e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe
Size

313KB
MD5

66338212fc301e2cba3fce4b869dff9a
SHA1

557bae17615dc90124380b3d71869708395f8a49
SHA256

e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc
SHA512

4e2b28225c603bb47060d91920b34591385f840c3b8dfabb898ee896952848416bc84e562e4bb2a16f81fe4eba8b56af3a1cb4a150832c384b0fb9a33be9e6df
SSDEEP

6144:dLmdlgrOMskYX8nlhxbxGVYGIpyIxZ1WqqdS49:dC3grH1ZjGV+pdYj

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 4 IoCs

resource	yara_rule
behavioral1/memory/364-146-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/364-147-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/364-167-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/364-179-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
3004	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2276 set thread context of 364	2276	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
364	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe
364	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe
3004	Process not Found
3004	Process not Found
3004	Process not Found
3004	Process not Found
3004	Process not Found
3004	Process not Found
3004	Process not Found
3004	Process not Found
3004	Process not Found
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3004	Process not Found
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3004	Process not Found
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3004	Process not Found
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3004	Process not Found
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3004	Process not Found
3004	Process not Found
3004	Process not Found
3004	Process not Found
3004	Process not Found
3004	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3004	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
364	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2276 wrote to memory of 364	2276	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe	66
PID 2276 wrote to memory of 364	2276	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe	66
PID 2276 wrote to memory of 364	2276	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe	66
PID 2276 wrote to memory of 364	2276	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe	66
PID 2276 wrote to memory of 364	2276	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe	66
PID 2276 wrote to memory of 364	2276	e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe	66

C:\Users\Admin\AppData\Local\Temp\e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe
"C:\Users\Admin\AppData\Local\Temp\e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2276
- C:\Users\Admin\AppData\Local\Temp\e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe
  "C:\Users\Admin\AppData\Local\Temp\e88173448664121ca9f43d08897218b6afcd00309aff754e5d9e2a9e8e5e4bdc.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:364

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/364-163-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-164-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-179-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/364-178-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-148-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-176-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-175-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-174-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-173-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-172-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-171-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-170-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-169-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-149-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-168-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-167-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/364-166-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-165-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-162-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-161-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-160-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-159-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-158-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-157-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-156-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-155-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-154-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-153-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-150-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-146-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/364-177-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/364-152-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-119-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-145-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-151-0x0000000000646000-0x000000000065C000-memory.dmp

Filesize
88KB

Download
memory/2276-144-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-143-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-142-0x00000000004B0000-0x00000000005FA000-memory.dmp

Filesize
1.3MB

Download
memory/2276-141-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-138-0x0000000000646000-0x000000000065C000-memory.dmp

Filesize
88KB

Download
memory/2276-140-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-139-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-137-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-136-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-117-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-130-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-118-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-135-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-133-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-132-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-131-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-129-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-128-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-127-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-126-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-125-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-124-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-123-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-122-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-121-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-120-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download
memory/2276-134-0x0000000077660000-0x00000000777EE000-memory.dmp

Filesize
1.6MB

Download