smokeloader | 0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847

Analysis

max time kernel
150s
max time network
62s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
08/09/2022, 04:03

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General

Target

0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe
Size

259KB
MD5

698e409b4dc4e576598100afbfb4c746
SHA1

101da7336333fb74c6c2f3974b06e5364ed6b62c
SHA256

0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847
SHA512

421f72c16ba00c787693540e068ef1ca8e4113f62546761228f1081d3537fbc061ff32453e6333417743d1ccfb1fc40c7cdbf5dd3863d6be3545fa90bc613d3d
SSDEEP

6144:7e+fw+DqhaAJ53U7cbKxA78CaEbuEtn8Dh:7ed+mgI53U7cb37HbuEN

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 5 IoCs

resource	yara_rule
behavioral1/memory/3824-142-0x0000000000AC0000-0x0000000000AC9000-memory.dmp	family_smokeloader
behavioral1/memory/2132-146-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/2132-145-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2132-161-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2132-178-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Deletes itself 1 IoCs

pid	Process
3068	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3824 set thread context of 2132	3824	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe	67

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	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2132	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe
2132	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe
3068	Process not Found
3068	Process not Found
3068	Process not Found
3068	Process not Found
3068	Process not Found
3068	Process not Found
3068	Process not Found
3068	Process not Found
3068	Process not Found
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3068	Process not Found
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3068	Process not Found
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3068	Process not Found
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3068	Process not Found
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3068	Process not Found
3068	Process not Found
3068	Process not Found
3068	Process not Found
3068	Process not Found
3068	Process not Found
3068	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3068	Process not Found

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2132	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3824 wrote to memory of 2132	3824	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe	67
PID 3824 wrote to memory of 2132	3824	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe	67
PID 3824 wrote to memory of 2132	3824	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe	67
PID 3824 wrote to memory of 2132	3824	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe	67
PID 3824 wrote to memory of 2132	3824	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe	67
PID 3824 wrote to memory of 2132	3824	0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe	67

C:\Users\Admin\AppData\Local\Temp\0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe
"C:\Users\Admin\AppData\Local\Temp\0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3824
- C:\Users\Admin\AppData\Local\Temp\0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe
  "C:\Users\Admin\AppData\Local\Temp\0b797e4554fd71f4ef86b8ed2873055303052e759b5c2cc4815e7cfb923bf847.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:2132

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/2132-163-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-164-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-178-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2132-177-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-176-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-175-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-173-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-174-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-167-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-169-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-172-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-171-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-170-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-168-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-166-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-165-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-151-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-147-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-161-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2132-162-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-160-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-159-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-158-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-157-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-156-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-155-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-154-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-153-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-145-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2132-148-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-152-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/2132-150-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-132-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-131-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-117-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-144-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-142-0x0000000000AC0000-0x0000000000AC9000-memory.dmp

Filesize
36KB

Download
memory/3824-143-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-141-0x0000000000B66000-0x0000000000B76000-memory.dmp

Filesize
64KB

Download
memory/3824-140-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-139-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-138-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-137-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-136-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-116-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-135-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-134-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-133-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-149-0x0000000000B66000-0x0000000000B76000-memory.dmp

Filesize
64KB

Download
memory/3824-130-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-129-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-128-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-127-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-126-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-125-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-124-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-123-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-122-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-121-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-120-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-119-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download
memory/3824-118-0x00000000778F0000-0x0000000077A7E000-memory.dmp

Filesize
1.6MB

Download