smokeloader | 4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c

General

Target

4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe
Size

456KB
MD5

1257ddc34adcd280abf6c9035bd84a5c
SHA1

4e0786eaef0cbd39e1c5d1932c36eab1d64cd2df
SHA256

4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c
SHA512

079fc8bbe872f4ff995093f5a1ab54293da568ef34bbcdfe866525635b8793af6b0aa0272e063c6becba5c5f0c15048c44e1c71cc19a7a38ca456b4b87a1d13e

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2018

C2

http://bepargotunhis.host/smkbg/

http://somatedsedse.host/smkbg/

rc4.i32

Signatures

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

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe

Checks SCSI registry key(s) 3 TTPs 2 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe

pid	process
3132	4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe
3132	4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe

Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe

pid	process
3132	4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe
3132	4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe

C:\Users\Admin\AppData\Local\Temp\4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe
"C:\Users\Admin\AppData\Local\Temp\4ad7edece0219c510a320143200f7f65985bfcf3c237f14e25fdcb7a0575a93c.exe"
1⤵
- Maps connected drives based on registry
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3132

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv
1⤵
PID:2616

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

2

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/3076-133-0x0000000000550000-0x0000000000565000-memory.dmp

Filesize
84KB

Download
memory/3132-130-0x0000000002210000-0x0000000002218000-memory.dmp

Filesize
32KB

Download
memory/3132-131-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download
memory/3132-132-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads