smokeloader | 94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20

Analysis

max time kernel
151s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
29-11-2022 20:40

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General

Target

94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
Size

146KB
MD5

2f2be2d2c9f4a9fef1bdcf79c963a53e
SHA1

e8fceca95d436cfd8a0bb794a49d42e5c3347fa1
SHA256

94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20
SHA512

3bdfa3c217a4102ccce90d686e63d8ec685af79912577c93b8c0e9618c079744d238526849e072b59d3c6963cbc0c904c22a0f3ad76690dbf78f1e59ea3cc892
SSDEEP

3072:KDHb3oJndw28Up5IMPm3qM0qjhW61LncdTtvJK+RlA:q3ydw2Qmm3qghWY4dTtvJKyG

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4156-134-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3108-135-0x0000000002190000-0x0000000002199000-memory.dmp	family_smokeloader
behavioral1/memory/4156-136-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4156-137-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe

description	pid	process	target process
PID 3108 set thread context of 4156	3108	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe

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

Processes:

94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe

pid	process
4156	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
4156	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

980
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe

pid process

4156 94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe

pid	process
980

Suspicious use of AdjustPrivilegeToken 12 IoCs

Processes:

description	pid	process
Token: SeShutdownPrivilege	980
Token: SeCreatePagefilePrivilege	980
Token: SeShutdownPrivilege	980
Token: SeCreatePagefilePrivilege	980
Token: SeShutdownPrivilege	980
Token: SeCreatePagefilePrivilege	980
Token: SeShutdownPrivilege	980
Token: SeCreatePagefilePrivilege	980
Token: SeShutdownPrivilege	980
Token: SeCreatePagefilePrivilege	980
Token: SeShutdownPrivilege	980
Token: SeCreatePagefilePrivilege	980

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe

description	pid	process	target process
PID 3108 wrote to memory of 4156	3108	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
PID 3108 wrote to memory of 4156	3108	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
PID 3108 wrote to memory of 4156	3108	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
PID 3108 wrote to memory of 4156	3108	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
PID 3108 wrote to memory of 4156	3108	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
PID 3108 wrote to memory of 4156	3108	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe	94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe

C:\Users\Admin\AppData\Local\Temp\94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
"C:\Users\Admin\AppData\Local\Temp\94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3108

C:\Users\Admin\AppData\Local\Temp\94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe
"C:\Users\Admin\AppData\Local\Temp\94fa1149ce364cb2950d85d1c4a8c63cf11ba1a1f8a92c5b4bf0858e97f81f20.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4156

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/980-171-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-147-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-140-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-141-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-138-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-172-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-143-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-144-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-145-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-173-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-146-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-148-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-149-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-150-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-151-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-152-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-153-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-154-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-155-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-156-0x00000000031E0000-0x00000000031F0000-memory.dmp

Filesize
64KB

Download
memory/980-157-0x00000000031E0000-0x00000000031F0000-memory.dmp

Filesize
64KB

Download
memory/980-158-0x00000000031E0000-0x00000000031F0000-memory.dmp

Filesize
64KB

Download
memory/980-159-0x00000000031E0000-0x00000000031F0000-memory.dmp

Filesize
64KB

Download
memory/980-160-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-161-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-162-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-163-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-164-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-165-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-166-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-167-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-169-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-168-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-170-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-201-0x0000000002DE0000-0x0000000002DF0000-memory.dmp

Filesize
64KB

Download
memory/980-142-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-139-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-174-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-175-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-176-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-177-0x0000000002E80000-0x0000000002E90000-memory.dmp

Filesize
64KB

Download
memory/980-178-0x0000000002E80000-0x0000000002E90000-memory.dmp

Filesize
64KB

Download
memory/980-179-0x0000000002E80000-0x0000000002E90000-memory.dmp

Filesize
64KB

Download
memory/980-180-0x0000000002E80000-0x0000000002E90000-memory.dmp

Filesize
64KB

Download
memory/980-181-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-182-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-183-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-184-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-185-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-186-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-187-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-188-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-189-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-190-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-191-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-192-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-193-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-194-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-195-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-196-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-197-0x0000000003040000-0x0000000003050000-memory.dmp

Filesize
64KB

Download
memory/980-198-0x0000000002A20000-0x0000000002A30000-memory.dmp

Filesize
64KB

Download
memory/980-199-0x0000000002DE0000-0x0000000002DF0000-memory.dmp

Filesize
64KB

Download
memory/980-200-0x0000000002DE0000-0x0000000002DF0000-memory.dmp

Filesize
64KB

Download
memory/3108-135-0x0000000002190000-0x0000000002199000-memory.dmp

Filesize
36KB

Download
memory/4156-133-0x0000000000000000-mapping.dmp

Download
memory/4156-134-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4156-136-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4156-137-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download