smokeloader | 7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89

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
06/10/2022, 23:19

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General

Target

7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe
Size

146KB
MD5

70835f6f2347215ea2c9351b68e7d226
SHA1

33d55b8e7374fda605c8ef5ec0612e01dfbbad78
SHA256

7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89
SHA512

527d7d32d4d32955efc0be9879b2396f3b47424b5f5fa9b8489a5cbcbdc1930208225581063e1dd5e69444beb8dcef0b0d20243586ef6c8ef9cab376b59a2258
SSDEEP

3072:Q72gILEswElQxOtpEwI+ZgId5Vk++QUUyO:Q7yLEsex62+6Gjy

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 8 IoCs

resource	yara_rule
behavioral1/memory/3828-150-0x00000000022A0000-0x00000000022A9000-memory.dmp	family_smokeloader
behavioral1/memory/4780-174-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4780-145-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/4780-144-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4780-178-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2360-211-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/2360-242-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2360-243-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Executes dropped EXE 2 IoCs

pid	Process
4084	jibdbtd
2360	jibdbtd

Deletes itself 1 IoCs

pid	Process
3040	Process not Found

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3828 set thread context of 4780	3828	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe	66
PID 4084 set thread context of 2360	4084	jibdbtd	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 enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	jibdbtd
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	jibdbtd
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	jibdbtd
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4780	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe
4780	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe
3040	Process not Found
3040	Process not Found
3040	Process not Found
3040	Process not Found
3040	Process not Found
3040	Process not Found
3040	Process not Found
3040	Process not Found
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3040	Process not Found
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3040	Process not Found
3040	Process not Found
3040	Process not Found
3040	Process not Found
3040	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3040	Process not Found

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
4780	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe
2360	jibdbtd

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3040	Process not Found
Token: SeCreatePagefilePrivilege	3040	Process not Found

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3828 wrote to memory of 4780	3828	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe	66
PID 3828 wrote to memory of 4780	3828	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe	66
PID 3828 wrote to memory of 4780	3828	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe	66
PID 3828 wrote to memory of 4780	3828	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe	66
PID 3828 wrote to memory of 4780	3828	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe	66
PID 3828 wrote to memory of 4780	3828	7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe	66
PID 4084 wrote to memory of 2360	4084	jibdbtd	68
PID 4084 wrote to memory of 2360	4084	jibdbtd	68
PID 4084 wrote to memory of 2360	4084	jibdbtd	68
PID 4084 wrote to memory of 2360	4084	jibdbtd	68
PID 4084 wrote to memory of 2360	4084	jibdbtd	68
PID 4084 wrote to memory of 2360	4084	jibdbtd	68

C:\Users\Admin\AppData\Local\Temp\7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe
"C:\Users\Admin\AppData\Local\Temp\7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3828
- C:\Users\Admin\AppData\Local\Temp\7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe
  "C:\Users\Admin\AppData\Local\Temp\7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:4780

C:\Users\Admin\AppData\Roaming\jibdbtd
C:\Users\Admin\AppData\Roaming\jibdbtd
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4084
- C:\Users\Admin\AppData\Roaming\jibdbtd
  C:\Users\Admin\AppData\Roaming\jibdbtd
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious behavior: MapViewOfSection
  PID:2360

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\jibdbtd

Filesize
146KB

MD5
70835f6f2347215ea2c9351b68e7d226

SHA1
33d55b8e7374fda605c8ef5ec0612e01dfbbad78

SHA256
7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89

SHA512
527d7d32d4d32955efc0be9879b2396f3b47424b5f5fa9b8489a5cbcbdc1930208225581063e1dd5e69444beb8dcef0b0d20243586ef6c8ef9cab376b59a2258

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

Filesize
146KB

MD5
70835f6f2347215ea2c9351b68e7d226

SHA1
33d55b8e7374fda605c8ef5ec0612e01dfbbad78

SHA256
7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89

SHA512
527d7d32d4d32955efc0be9879b2396f3b47424b5f5fa9b8489a5cbcbdc1930208225581063e1dd5e69444beb8dcef0b0d20243586ef6c8ef9cab376b59a2258

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

Filesize
146KB

MD5
70835f6f2347215ea2c9351b68e7d226

SHA1
33d55b8e7374fda605c8ef5ec0612e01dfbbad78

SHA256
7c551c2816ea32d34c3f8ae27f272aa8f47db325e988e3ba58b4fc0e5cf9ca89

SHA512
527d7d32d4d32955efc0be9879b2396f3b47424b5f5fa9b8489a5cbcbdc1930208225581063e1dd5e69444beb8dcef0b0d20243586ef6c8ef9cab376b59a2258

Download Submit
memory/2360-243-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2360-242-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3828-131-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-138-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-123-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-124-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-125-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-126-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-127-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-128-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-129-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-130-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-134-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-135-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-133-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-132-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-116-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-136-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-137-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-122-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-139-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-140-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-141-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-142-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-143-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-150-0x00000000022A0000-0x00000000022A9000-memory.dmp

Filesize
36KB

Download
memory/3828-148-0x000000000081A000-0x000000000082A000-memory.dmp

Filesize
64KB

Download
memory/3828-117-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-118-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-119-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-121-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/3828-120-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4084-182-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4084-181-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4084-180-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4084-183-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4084-185-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4084-184-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-153-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-163-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-158-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-155-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-164-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-165-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-167-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-168-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-166-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-169-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-170-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-171-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-172-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-154-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-152-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-173-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-174-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4780-147-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-146-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-144-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4780-162-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-161-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-159-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-160-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-157-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-156-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-151-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-149-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-176-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-177-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-175-0x0000000077440000-0x00000000775CE000-memory.dmp

Filesize
1.6MB

Download
memory/4780-178-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download