smokeloader | ec38cce99c16dd527df5b2cbe30af476ece480a5d1f8a816ac3b5ae8fbf2a2ec

General

Target

116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
Size

186KB
MD5

036d40eefb90349f85693022de4ebc86
SHA1

374412425c991d9f43735139b1f26877ce0ca455
SHA256

116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6
SHA512

1b57b8f8485994dbfe66ad7cd6ee7bcede9221f9cee75205d284aec8a236866f7704e170d6eddc870b4adece744531fcec227a4844dc07d75c5e5d96662429fc
SSDEEP

3072:PuuR1LmfXLEjoWnck5Fwe0zQygV6kFDn+4XVxshRudBZ:2uCvLEjocVcQB6qiGguvZ

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1676-55-0x0000000000402DD8-mapping.dmp	family_smokeloader
behavioral1/memory/1676-54-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/1996-59-0x0000000000230000-0x0000000000239000-memory.dmp	family_smokeloader
behavioral1/memory/1676-58-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/1676-60-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/1676-61-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe

description	pid	process	target process
PID 1996 set thread context of 1676	1996	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.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:

116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe

pid	process
1676	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
1676	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

1220
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe

pid process

1676 116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

description pid process

Token: SeShutdownPrivilege 1220

pid	process
1220

description	pid	process
Token: SeShutdownPrivilege	1220

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe

description	pid	process	target process
PID 1996 wrote to memory of 1676	1996	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
PID 1996 wrote to memory of 1676	1996	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
PID 1996 wrote to memory of 1676	1996	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
PID 1996 wrote to memory of 1676	1996	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
PID 1996 wrote to memory of 1676	1996	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
PID 1996 wrote to memory of 1676	1996	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
PID 1996 wrote to memory of 1676	1996	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe	116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe

C:\Users\Admin\AppData\Local\Temp\116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
"C:\Users\Admin\AppData\Local\Temp\116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1996

C:\Users\Admin\AppData\Local\Temp\116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe
"C:\Users\Admin\AppData\Local\Temp\116b612864fc76ce6cdb26d99eacc0597c09e09ebe102acc4bb2d0fdb087d3a6.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1676

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1676-55-0x0000000000402DD8-mapping.dmp

Download
memory/1676-57-0x0000000076391000-0x0000000076393000-memory.dmp

Filesize
8KB

Download
memory/1676-54-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1676-58-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1676-60-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1676-61-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1996-56-0x000000000082B000-0x000000000083C000-memory.dmp

Filesize
68KB

Download
memory/1996-59-0x0000000000230000-0x0000000000239000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads