smokeloader | 2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf

Analysis

max time kernel
150s
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
04/11/2022, 03:28

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General

Target

2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe
Size

181KB
MD5

d11c15621eed693954ce0f3d4aac51c1
SHA1

07c3cfc9bb8a8b40e4c6bf07f8bca824cab91938
SHA256

2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf
SHA512

f443e89ba78da4e6f5476e900b4001cf9bdf77cafd567610f1b4dc5ac5df7e8ab99b6957c00abf0073538541fb72347c0db3aa65aced45c26e98a39b52ce4c72
SSDEEP

3072:kXK+f1cIOR+LW40gfx5H7h9pK1v6B8sN/B7Pt7Ja0QlqtVWb4gnd2J:kXvGIO4L50gTpcSB3jpJa0VzWb4e2

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 6 IoCs

resource	yara_rule
behavioral1/memory/2416-133-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/1560-135-0x00000000022C0000-0x00000000022C9000-memory.dmp	family_smokeloader
behavioral1/memory/2416-136-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/2416-137-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3664-168-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/3664-169-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Executes dropped EXE 2 IoCs

pid	Process
1920	drsctwg
3664	drsctwg

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1560 set thread context of 2416	1560	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe	81
PID 1920 set thread context of 3664	1920	drsctwg	90

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	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	drsctwg
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	drsctwg
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	drsctwg
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2416	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe
2416	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found
980	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
980	Process not Found

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
2416	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe
3664	drsctwg

Suspicious use of AdjustPrivilegeToken 14 IoCs

description	pid	Process
Token: SeShutdownPrivilege	980	Process not Found
Token: SeCreatePagefilePrivilege	980	Process not Found
Token: SeShutdownPrivilege	980	Process not Found
Token: SeCreatePagefilePrivilege	980	Process not Found
Token: SeShutdownPrivilege	980	Process not Found
Token: SeCreatePagefilePrivilege	980	Process not Found
Token: SeShutdownPrivilege	980	Process not Found
Token: SeCreatePagefilePrivilege	980	Process not Found
Token: SeShutdownPrivilege	980	Process not Found
Token: SeCreatePagefilePrivilege	980	Process not Found
Token: SeShutdownPrivilege	980	Process not Found
Token: SeCreatePagefilePrivilege	980	Process not Found
Token: SeShutdownPrivilege	980	Process not Found
Token: SeCreatePagefilePrivilege	980	Process not Found

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1560 wrote to memory of 2416	1560	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe	81
PID 1560 wrote to memory of 2416	1560	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe	81
PID 1560 wrote to memory of 2416	1560	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe	81
PID 1560 wrote to memory of 2416	1560	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe	81
PID 1560 wrote to memory of 2416	1560	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe	81
PID 1560 wrote to memory of 2416	1560	2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe	81
PID 1920 wrote to memory of 3664	1920	drsctwg	90
PID 1920 wrote to memory of 3664	1920	drsctwg	90
PID 1920 wrote to memory of 3664	1920	drsctwg	90
PID 1920 wrote to memory of 3664	1920	drsctwg	90
PID 1920 wrote to memory of 3664	1920	drsctwg	90
PID 1920 wrote to memory of 3664	1920	drsctwg	90

C:\Users\Admin\AppData\Local\Temp\2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe
"C:\Users\Admin\AppData\Local\Temp\2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1560
- C:\Users\Admin\AppData\Local\Temp\2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe
  "C:\Users\Admin\AppData\Local\Temp\2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf.exe"
  2⤵
  - Checks SCSI registry key(s)
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  PID:2416

C:\Users\Admin\AppData\Roaming\drsctwg
C:\Users\Admin\AppData\Roaming\drsctwg
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Users\Admin\AppData\Roaming\drsctwg
  C:\Users\Admin\AppData\Roaming\drsctwg
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious behavior: MapViewOfSection
  PID:3664

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\drsctwg

Filesize
181KB

MD5
d11c15621eed693954ce0f3d4aac51c1

SHA1
07c3cfc9bb8a8b40e4c6bf07f8bca824cab91938

SHA256
2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf

SHA512
f443e89ba78da4e6f5476e900b4001cf9bdf77cafd567610f1b4dc5ac5df7e8ab99b6957c00abf0073538541fb72347c0db3aa65aced45c26e98a39b52ce4c72

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

Filesize
181KB

MD5
d11c15621eed693954ce0f3d4aac51c1

SHA1
07c3cfc9bb8a8b40e4c6bf07f8bca824cab91938

SHA256
2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf

SHA512
f443e89ba78da4e6f5476e900b4001cf9bdf77cafd567610f1b4dc5ac5df7e8ab99b6957c00abf0073538541fb72347c0db3aa65aced45c26e98a39b52ce4c72

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

Filesize
181KB

MD5
d11c15621eed693954ce0f3d4aac51c1

SHA1
07c3cfc9bb8a8b40e4c6bf07f8bca824cab91938

SHA256
2e0ba990602e0ec3b6e0cabaecda58e1d6274473abff40953e1676d920236bdf

SHA512
f443e89ba78da4e6f5476e900b4001cf9bdf77cafd567610f1b4dc5ac5df7e8ab99b6957c00abf0073538541fb72347c0db3aa65aced45c26e98a39b52ce4c72

Download Submit
memory/980-173-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

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

Filesize
64KB

Download
memory/980-214-0x0000000000F20000-0x0000000000F30000-memory.dmp

Filesize
64KB

Download
memory/980-141-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-142-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-143-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-144-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-145-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-146-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-147-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-148-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-149-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-150-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-151-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-152-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-153-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-154-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-155-0x00000000031E0000-0x00000000031F0000-memory.dmp

Filesize
64KB

Download
memory/980-156-0x0000000008420000-0x0000000008430000-memory.dmp

Filesize
64KB

Download
memory/980-157-0x0000000008420000-0x0000000008430000-memory.dmp

Filesize
64KB

Download
memory/980-158-0x0000000008420000-0x0000000008430000-memory.dmp

Filesize
64KB

Download
memory/980-159-0x0000000008420000-0x0000000008430000-memory.dmp

Filesize
64KB

Download
memory/980-160-0x0000000008420000-0x0000000008430000-memory.dmp

Filesize
64KB

Download
memory/980-161-0x0000000008420000-0x0000000008430000-memory.dmp

Filesize
64KB

Download
memory/980-213-0x0000000000F20000-0x0000000000F30000-memory.dmp

Filesize
64KB

Download
memory/980-140-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-212-0x0000000000F00000-0x0000000000F10000-memory.dmp

Filesize
64KB

Download
memory/980-211-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-175-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-210-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-139-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-209-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-208-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-207-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-170-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-171-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-172-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-138-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-206-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-205-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-199-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-177-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-178-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-179-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-180-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-181-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-182-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-183-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-184-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-185-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-186-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-187-0x0000000002A00000-0x0000000002A10000-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/980-191-0x0000000002A00000-0x0000000002A10000-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/980-174-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-195-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-196-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-197-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-198-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-176-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-200-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-201-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-202-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-203-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/980-204-0x0000000003050000-0x0000000003060000-memory.dmp

Filesize
64KB

Download
memory/1560-135-0x00000000022C0000-0x00000000022C9000-memory.dmp

Filesize
36KB

Download
memory/1560-134-0x000000000081E000-0x000000000082E000-memory.dmp

Filesize
64KB

Download
memory/1920-167-0x00000000007CD000-0x00000000007DD000-memory.dmp

Filesize
64KB

Download
memory/2416-137-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2416-136-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2416-133-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3664-169-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3664-168-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download