smokeloader | 9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b

Analysis

max time kernel
150s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
15/02/2023, 03:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b.exe
Size

193KB
MD5

955226b512ca0f7eed2e9cbcbb426b5f
SHA1

dedb3a694680d09945ed510a37999fae02c2ad0b
SHA256

9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b
SHA512

f733d7885af68c6dcfdd987f6da913647f1db27701a13853bb3e533e3d1f451c1e9548f6655aac6d3870216a3d798aa6d21b5f9136fd703acb0bf3e22e546e5a
SSDEEP

3072:rhNoc+LSCON5aeuY2n15TZvY1EZbsIQ/K9rpqmbCIfm9EHVW4k:qLvOaHYg1VVgE8/K9omAEHVRk

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 1 IoCs

resource	yara_rule
behavioral1/memory/4912-133-0x0000000000810000-0x0000000000819000-memory.dmp	family_smokeloader

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
4708	1CB0.exe
2272	sjuhcbj

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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	sjuhcbj
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	sjuhcbj
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	sjuhcbj

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4912	9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b.exe
4912	9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b.exe
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3020	Process not Found

Suspicious behavior: MapViewOfSection 20 IoCs

pid	Process
4912	9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b.exe
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
3020	Process not Found
2272	sjuhcbj

Suspicious use of WriteProcessMemory 35 IoCs

description	pid	Process	procid_target
PID 3020 wrote to memory of 4708	3020	Process not Found	90
PID 3020 wrote to memory of 4708	3020	Process not Found	90
PID 3020 wrote to memory of 4064	3020	Process not Found	91
PID 3020 wrote to memory of 4064	3020	Process not Found	91
PID 3020 wrote to memory of 4064	3020	Process not Found	91
PID 3020 wrote to memory of 4064	3020	Process not Found	91
PID 3020 wrote to memory of 4200	3020	Process not Found	92
PID 3020 wrote to memory of 4200	3020	Process not Found	92
PID 3020 wrote to memory of 4200	3020	Process not Found	92
PID 3020 wrote to memory of 3900	3020	Process not Found	93
PID 3020 wrote to memory of 3900	3020	Process not Found	93
PID 3020 wrote to memory of 3900	3020	Process not Found	93
PID 3020 wrote to memory of 3900	3020	Process not Found	93
PID 3020 wrote to memory of 3724	3020	Process not Found	94
PID 3020 wrote to memory of 3724	3020	Process not Found	94
PID 3020 wrote to memory of 3724	3020	Process not Found	94
PID 3020 wrote to memory of 4544	3020	Process not Found	95
PID 3020 wrote to memory of 4544	3020	Process not Found	95
PID 3020 wrote to memory of 4544	3020	Process not Found	95
PID 3020 wrote to memory of 4544	3020	Process not Found	95
PID 3020 wrote to memory of 3496	3020	Process not Found	96
PID 3020 wrote to memory of 3496	3020	Process not Found	96
PID 3020 wrote to memory of 3496	3020	Process not Found	96
PID 3020 wrote to memory of 3496	3020	Process not Found	96
PID 3020 wrote to memory of 4376	3020	Process not Found	97
PID 3020 wrote to memory of 4376	3020	Process not Found	97
PID 3020 wrote to memory of 4376	3020	Process not Found	97
PID 3020 wrote to memory of 4376	3020	Process not Found	97
PID 3020 wrote to memory of 3392	3020	Process not Found	98
PID 3020 wrote to memory of 3392	3020	Process not Found	98
PID 3020 wrote to memory of 3392	3020	Process not Found	98
PID 3020 wrote to memory of 4560	3020	Process not Found	99
PID 3020 wrote to memory of 4560	3020	Process not Found	99
PID 3020 wrote to memory of 4560	3020	Process not Found	99
PID 3020 wrote to memory of 4560	3020	Process not Found	99

C:\Users\Admin\AppData\Local\Temp\9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b.exe
"C:\Users\Admin\AppData\Local\Temp\9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b.exe"
1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4912

C:\Users\Admin\AppData\Local\Temp\1CB0.exe
C:\Users\Admin\AppData\Local\Temp\1CB0.exe
1⤵
- Executes dropped EXE
PID:4708

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4064

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:4200

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:3900

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:3724

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4544

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:3496

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4376

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:3392

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4560

C:\Users\Admin\AppData\Roaming\sjuhcbj
C:\Users\Admin\AppData\Roaming\sjuhcbj
1⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2272

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\1CB0.exe

Filesize
4KB

MD5
9748489855d9dd82ab09da5e3e55b19e

SHA1
6ed2bf6a1a53a59cd2137812cb43b5032817f6a1

SHA256
05bdd09d934144589f7b90ac4ef6e8d7743c35f551219d98bc7fc933f98a157b

SHA512
7eebbc3e42aad1af304ba38ca0c74e5f2293a630d98d4cfd48957f5f288bcb52cf323421c2b166e3b459450d5ef024167f8729b7b4b66651a34c3c3d4581a2be

Download Submit
C:\Users\Admin\AppData\Local\Temp\1CB0.exe

Filesize
4KB

MD5
9748489855d9dd82ab09da5e3e55b19e

SHA1
6ed2bf6a1a53a59cd2137812cb43b5032817f6a1

SHA256
05bdd09d934144589f7b90ac4ef6e8d7743c35f551219d98bc7fc933f98a157b

SHA512
7eebbc3e42aad1af304ba38ca0c74e5f2293a630d98d4cfd48957f5f288bcb52cf323421c2b166e3b459450d5ef024167f8729b7b4b66651a34c3c3d4581a2be

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

Filesize
193KB

MD5
955226b512ca0f7eed2e9cbcbb426b5f

SHA1
dedb3a694680d09945ed510a37999fae02c2ad0b

SHA256
9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b

SHA512
f733d7885af68c6dcfdd987f6da913647f1db27701a13853bb3e533e3d1f451c1e9548f6655aac6d3870216a3d798aa6d21b5f9136fd703acb0bf3e22e546e5a

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

Filesize
193KB

MD5
955226b512ca0f7eed2e9cbcbb426b5f

SHA1
dedb3a694680d09945ed510a37999fae02c2ad0b

SHA256
9fe2f22ddcc6dc5dee230c6df02c24bada60c299994b6b19286ec55e1290675b

SHA512
f733d7885af68c6dcfdd987f6da913647f1db27701a13853bb3e533e3d1f451c1e9548f6655aac6d3870216a3d798aa6d21b5f9136fd703acb0bf3e22e546e5a

Download Submit
memory/2272-176-0x000000000099F000-0x00000000009B5000-memory.dmp

Filesize
88KB

Download
memory/2272-181-0x0000000000400000-0x000000000074E000-memory.dmp

Filesize
3.3MB

Download
memory/2272-177-0x0000000000400000-0x000000000074E000-memory.dmp

Filesize
3.3MB

Download
memory/3392-163-0x0000000000780000-0x0000000000787000-memory.dmp

Filesize
28KB

Download
memory/3392-179-0x0000000000780000-0x0000000000787000-memory.dmp

Filesize
28KB

Download
memory/3392-164-0x0000000000770000-0x000000000077D000-memory.dmp

Filesize
52KB

Download
memory/3496-175-0x0000000000850000-0x0000000000855000-memory.dmp

Filesize
20KB

Download
memory/3496-158-0x0000000000840000-0x0000000000849000-memory.dmp

Filesize
36KB

Download
memory/3496-157-0x0000000000850000-0x0000000000855000-memory.dmp

Filesize
20KB

Download
memory/3724-171-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/3724-151-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download
memory/3724-152-0x00000000005A0000-0x00000000005AC000-memory.dmp

Filesize
48KB

Download
memory/3900-170-0x00000000007F0000-0x00000000007F5000-memory.dmp

Filesize
20KB

Download
memory/3900-149-0x00000000007E0000-0x00000000007E9000-memory.dmp

Filesize
36KB

Download
memory/3900-148-0x00000000007F0000-0x00000000007F5000-memory.dmp

Filesize
20KB

Download
memory/4064-168-0x0000000000320000-0x0000000000327000-memory.dmp

Filesize
28KB

Download
memory/4064-143-0x0000000000310000-0x000000000031B000-memory.dmp

Filesize
44KB

Download
memory/4064-142-0x0000000000320000-0x0000000000327000-memory.dmp

Filesize
28KB

Download
memory/4200-145-0x0000000000DF0000-0x0000000000DF9000-memory.dmp

Filesize
36KB

Download
memory/4200-169-0x0000000000DF0000-0x0000000000DF9000-memory.dmp

Filesize
36KB

Download
memory/4200-146-0x0000000000DE0000-0x0000000000DEF000-memory.dmp

Filesize
60KB

Download
memory/4376-161-0x0000000000720000-0x000000000072B000-memory.dmp

Filesize
44KB

Download
memory/4376-160-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/4376-178-0x0000000000730000-0x0000000000736000-memory.dmp

Filesize
24KB

Download
memory/4544-155-0x0000000001020000-0x0000000001047000-memory.dmp

Filesize
156KB

Download
memory/4544-154-0x0000000001050000-0x0000000001072000-memory.dmp

Filesize
136KB

Download
memory/4544-174-0x0000000001050000-0x0000000001072000-memory.dmp

Filesize
136KB

Download
memory/4560-167-0x0000000001020000-0x000000000102B000-memory.dmp

Filesize
44KB

Download
memory/4560-166-0x0000000001030000-0x0000000001038000-memory.dmp

Filesize
32KB

Download
memory/4560-180-0x0000000001030000-0x0000000001038000-memory.dmp

Filesize
32KB

Download
memory/4708-140-0x00007FFDFA820000-0x00007FFDFB2E1000-memory.dmp

Filesize
10.8MB

Download
memory/4708-139-0x0000000000BC0000-0x0000000000BC8000-memory.dmp

Filesize
32KB

Download
memory/4912-132-0x000000000086E000-0x0000000000883000-memory.dmp

Filesize
84KB

Download
memory/4912-135-0x0000000000400000-0x000000000074E000-memory.dmp

Filesize
3.3MB

Download
memory/4912-134-0x0000000000400000-0x000000000074E000-memory.dmp

Filesize
3.3MB

Download
memory/4912-133-0x0000000000810000-0x0000000000819000-memory.dmp

Filesize
36KB

Download