smokeloader | 8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf

Analysis

max time kernel
150s
max time network
153s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
27-11-2022 18:08

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General

Target

8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf.exe
Size

151KB
MD5

fdf4e34e1dec16cf394670450b605506
SHA1

310d15fe6b60c675d77bf255f51d4723738bef67
SHA256

8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf
SHA512

abcca97aca7007e60b9ded9c5565d89b757ac8ac1f4317475a553d6795137a424f44fdd62d8de565e512ac52482af090465e9a590689e3f156be54ed32a26edb
SSDEEP

3072:25dPwqg43yjc8eFaCWw5XT25K2+C9ggR6bgraahtN4i:Kz3n8QaC+5K1CGgR6WaahtGi

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 1 IoCs

resource	yara_rule
behavioral1/memory/3876-139-0x00000000005C0000-0x00000000005C9000-memory.dmp	family_smokeloader

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

Executes dropped EXE 1 IoCs

pid	Process
4136	erbfwgi

Deletes itself 1 IoCs

pid	Process
2836	Process not Found

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

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	8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	erbfwgi
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	erbfwgi
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	erbfwgi
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
3876	8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf.exe
3876	8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf.exe
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2836	Process not Found

Suspicious behavior: MapViewOfSection 20 IoCs

pid	Process
3876	8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf.exe
4136	erbfwgi
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found
2836	Process not Found

Suspicious use of WriteProcessMemory 33 IoCs

description	pid	Process	procid_target
PID 2836 wrote to memory of 1968	2836	Process not Found	67
PID 2836 wrote to memory of 1968	2836	Process not Found	67
PID 2836 wrote to memory of 1968	2836	Process not Found	67
PID 2836 wrote to memory of 1968	2836	Process not Found	67
PID 2836 wrote to memory of 4208	2836	Process not Found	68
PID 2836 wrote to memory of 4208	2836	Process not Found	68
PID 2836 wrote to memory of 4208	2836	Process not Found	68
PID 2836 wrote to memory of 2072	2836	Process not Found	69
PID 2836 wrote to memory of 2072	2836	Process not Found	69
PID 2836 wrote to memory of 2072	2836	Process not Found	69
PID 2836 wrote to memory of 2072	2836	Process not Found	69
PID 2836 wrote to memory of 4644	2836	Process not Found	70
PID 2836 wrote to memory of 4644	2836	Process not Found	70
PID 2836 wrote to memory of 4644	2836	Process not Found	70
PID 2836 wrote to memory of 4892	2836	Process not Found	71
PID 2836 wrote to memory of 4892	2836	Process not Found	71
PID 2836 wrote to memory of 4892	2836	Process not Found	71
PID 2836 wrote to memory of 4892	2836	Process not Found	71
PID 2836 wrote to memory of 4840	2836	Process not Found	72
PID 2836 wrote to memory of 4840	2836	Process not Found	72
PID 2836 wrote to memory of 4840	2836	Process not Found	72
PID 2836 wrote to memory of 4840	2836	Process not Found	72
PID 2836 wrote to memory of 1164	2836	Process not Found	73
PID 2836 wrote to memory of 1164	2836	Process not Found	73
PID 2836 wrote to memory of 1164	2836	Process not Found	73
PID 2836 wrote to memory of 1164	2836	Process not Found	73
PID 2836 wrote to memory of 356	2836	Process not Found	74
PID 2836 wrote to memory of 356	2836	Process not Found	74
PID 2836 wrote to memory of 356	2836	Process not Found	74
PID 2836 wrote to memory of 2584	2836	Process not Found	75
PID 2836 wrote to memory of 2584	2836	Process not Found	75
PID 2836 wrote to memory of 2584	2836	Process not Found	75
PID 2836 wrote to memory of 2584	2836	Process not Found	75

C:\Users\Admin\AppData\Local\Temp\8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf.exe
"C:\Users\Admin\AppData\Local\Temp\8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3876

C:\Users\Admin\AppData\Roaming\erbfwgi
C:\Users\Admin\AppData\Roaming\erbfwgi
1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:4136

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1968

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:4208

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:2072

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:4644

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4892

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4840

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1164

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:356

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:2584

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Web Service

T1102

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\erbfwgi

Filesize
151KB

MD5
fdf4e34e1dec16cf394670450b605506

SHA1
310d15fe6b60c675d77bf255f51d4723738bef67

SHA256
8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf

SHA512
abcca97aca7007e60b9ded9c5565d89b757ac8ac1f4317475a553d6795137a424f44fdd62d8de565e512ac52482af090465e9a590689e3f156be54ed32a26edb

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

Filesize
151KB

MD5
fdf4e34e1dec16cf394670450b605506

SHA1
310d15fe6b60c675d77bf255f51d4723738bef67

SHA256
8db8828c288716a77908e48454765eb6a1fcd94ff1ba620c3295c80307934fdf

SHA512
abcca97aca7007e60b9ded9c5565d89b757ac8ac1f4317475a553d6795137a424f44fdd62d8de565e512ac52482af090465e9a590689e3f156be54ed32a26edb

Download Submit
memory/356-491-0x00000000008D0000-0x00000000008D7000-memory.dmp

Filesize
28KB

Download
memory/356-557-0x00000000008D0000-0x00000000008D7000-memory.dmp

Filesize
28KB

Download
memory/356-489-0x0000000000000000-mapping.dmp

Download
memory/356-492-0x00000000008C0000-0x00000000008CD000-memory.dmp

Filesize
52KB

Download
memory/1164-432-0x0000000000000000-mapping.dmp

Download
memory/1164-484-0x0000000000670000-0x0000000000676000-memory.dmp

Filesize
24KB

Download
memory/1164-490-0x0000000000660000-0x000000000066B000-memory.dmp

Filesize
44KB

Download
memory/1968-194-0x0000000000000000-mapping.dmp

Download
memory/1968-251-0x0000000000110000-0x000000000011B000-memory.dmp

Filesize
44KB

Download
memory/1968-250-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download
memory/1968-551-0x0000000000120000-0x0000000000127000-memory.dmp

Filesize
28KB

Download
memory/2072-311-0x0000000003060000-0x0000000003065000-memory.dmp

Filesize
20KB

Download
memory/2072-312-0x0000000003050000-0x0000000003059000-memory.dmp

Filesize
36KB

Download
memory/2072-255-0x0000000000000000-mapping.dmp

Download
memory/2072-553-0x0000000003060000-0x0000000003065000-memory.dmp

Filesize
20KB

Download
memory/2584-493-0x0000000000000000-mapping.dmp

Download
memory/2584-549-0x0000000003060000-0x0000000003068000-memory.dmp

Filesize
32KB

Download
memory/2584-550-0x0000000003050000-0x000000000305B000-memory.dmp

Filesize
44KB

Download
memory/2584-558-0x0000000003060000-0x0000000003068000-memory.dmp

Filesize
32KB

Download
memory/3876-142-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-135-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-138-0x000000000074A000-0x000000000075A000-memory.dmp

Filesize
64KB

Download
memory/3876-140-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-139-0x00000000005C0000-0x00000000005C9000-memory.dmp

Filesize
36KB

Download
memory/3876-141-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-115-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-143-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-144-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-145-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-146-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-147-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-148-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-150-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/3876-149-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-151-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-152-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/3876-153-0x000000000074A000-0x000000000075A000-memory.dmp

Filesize
64KB

Download
memory/3876-136-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-116-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-117-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-118-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-119-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-120-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-121-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-122-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-123-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-124-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-125-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-126-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-127-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-128-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-129-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-130-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-131-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-132-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-133-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-134-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/3876-137-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-185-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-163-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-180-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-186-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-166-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-184-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-183-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-182-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-181-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-179-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-178-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-191-0x00000000004D0000-0x000000000057E000-memory.dmp

Filesize
696KB

Download
memory/4136-192-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4136-193-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/4136-168-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-170-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-171-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-155-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-156-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-157-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-173-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-174-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-175-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-158-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-159-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-160-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-161-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-164-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-165-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-167-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-169-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-172-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4136-176-0x0000000076EC0000-0x000000007704E000-memory.dmp

Filesize
1.6MB

Download
memory/4208-252-0x0000000000000000-mapping.dmp

Download
memory/4208-253-0x0000000000960000-0x0000000000969000-memory.dmp

Filesize
36KB

Download
memory/4208-552-0x0000000000960000-0x0000000000969000-memory.dmp

Filesize
36KB

Download
memory/4208-254-0x0000000000950000-0x000000000095F000-memory.dmp

Filesize
60KB

Download
memory/4644-315-0x0000000000E90000-0x0000000000E9C000-memory.dmp

Filesize
48KB

Download
memory/4644-314-0x0000000000EA0000-0x0000000000EA6000-memory.dmp

Filesize
24KB

Download
memory/4644-313-0x0000000000000000-mapping.dmp

Download
memory/4644-554-0x0000000000EA0000-0x0000000000EA6000-memory.dmp

Filesize
24KB

Download
memory/4840-556-0x0000000003050000-0x0000000003059000-memory.dmp

Filesize
36KB

Download
memory/4840-430-0x0000000003060000-0x0000000003065000-memory.dmp

Filesize
20KB

Download
memory/4840-374-0x0000000000000000-mapping.dmp

Download
memory/4840-431-0x0000000003050000-0x0000000003059000-memory.dmp

Filesize
36KB

Download
memory/4892-372-0x0000000003080000-0x00000000030A2000-memory.dmp

Filesize
136KB

Download
memory/4892-555-0x0000000003080000-0x00000000030A2000-memory.dmp

Filesize
136KB

Download
memory/4892-316-0x0000000000000000-mapping.dmp

Download
memory/4892-373-0x0000000003050000-0x0000000003077000-memory.dmp

Filesize
156KB

Download