smokeloader | e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1

General

Target

e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
Size

274KB
MD5

3e03483592fc5f2853b6b05b295ca120
SHA1

1f29c5a265b1f228c0f1529377beb591d26681a1
SHA256

e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1
SHA512

4aa0ce0a3725ac5c6edff0ac23d0b7aa6b9ead932ec463f83b17d51198d3ebc9fb19a79da94ee93853efd64f2e659a68f6d51772345df46853d7aaf0e68b9925
SSDEEP

3072:/JXVF6Yjy0WhRMI9LBWR5Q8iM1sgT9x7IvPP+PyE+sixFY0NiVRvJTcpTf8p2yNp:/ticI9LSR9RnPyLsiFNIDc1kp2acVS

Score

10^/10

smokeloader backdoor trojan

Malware Config

Signatures

Detects Smokeloader packer 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1400-133-0x00000000004B0000-0x00000000004B9000-memory.dmp	family_smokeloader
behavioral1/memory/4416-135-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4416-137-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4416-138-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4684-145-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader
behavioral1/memory/4684-146-0x0000000000400000-0x0000000000409000-memory.dmp	family_smokeloader

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Executes dropped EXE 2 IoCs

Processes:

hrasbvthrasbvt

pid process

4412 hrasbvt
4684 hrasbvt

pid	process
4412	hrasbvt
4684	hrasbvt

Suspicious use of SetThreadContext 2 IoCs

Processes:

e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exehrasbvt

description	pid	process	target process
PID 1400 set thread context of 4416	1400	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
PID 4412 set thread context of 4684	4412	hrasbvt	hrasbvt

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

Processes:

hrasbvte28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hrasbvt
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hrasbvt
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	hrasbvt

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe

pid	process
4416	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
4416	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

3032
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exehrasbvt

pid process

4416 e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
4684 hrasbvt
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

description pid process

Token: SeShutdownPrivilege 3032
Token: SeCreatePagefilePrivilege 3032

pid	process
3032

description	pid	process
Token: SeShutdownPrivilege	3032
Token: SeCreatePagefilePrivilege	3032

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exehrasbvt

description	pid	process	target process
PID 1400 wrote to memory of 4416	1400	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
PID 1400 wrote to memory of 4416	1400	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
PID 1400 wrote to memory of 4416	1400	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
PID 1400 wrote to memory of 4416	1400	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
PID 1400 wrote to memory of 4416	1400	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
PID 1400 wrote to memory of 4416	1400	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe	e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
PID 4412 wrote to memory of 4684	4412	hrasbvt	hrasbvt
PID 4412 wrote to memory of 4684	4412	hrasbvt	hrasbvt
PID 4412 wrote to memory of 4684	4412	hrasbvt	hrasbvt
PID 4412 wrote to memory of 4684	4412	hrasbvt	hrasbvt
PID 4412 wrote to memory of 4684	4412	hrasbvt	hrasbvt
PID 4412 wrote to memory of 4684	4412	hrasbvt	hrasbvt

C:\Users\Admin\AppData\Local\Temp\e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
"C:\Users\Admin\AppData\Local\Temp\e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1400

C:\Users\Admin\AppData\Local\Temp\e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe
"C:\Users\Admin\AppData\Local\Temp\e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4416

C:\Users\Admin\AppData\Roaming\hrasbvt
C:\Users\Admin\AppData\Roaming\hrasbvt
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4412

C:\Users\Admin\AppData\Roaming\hrasbvt
C:\Users\Admin\AppData\Roaming\hrasbvt
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:4684

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\hrasbvt
Filesize
274KB

MD5
3e03483592fc5f2853b6b05b295ca120

SHA1
1f29c5a265b1f228c0f1529377beb591d26681a1

SHA256
e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1

SHA512
4aa0ce0a3725ac5c6edff0ac23d0b7aa6b9ead932ec463f83b17d51198d3ebc9fb19a79da94ee93853efd64f2e659a68f6d51772345df46853d7aaf0e68b9925

Download Submit
C:\Users\Admin\AppData\Roaming\hrasbvt
Filesize
274KB

MD5
3e03483592fc5f2853b6b05b295ca120

SHA1
1f29c5a265b1f228c0f1529377beb591d26681a1

SHA256
e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1

SHA512
4aa0ce0a3725ac5c6edff0ac23d0b7aa6b9ead932ec463f83b17d51198d3ebc9fb19a79da94ee93853efd64f2e659a68f6d51772345df46853d7aaf0e68b9925

Download Submit
C:\Users\Admin\AppData\Roaming\hrasbvt
Filesize
274KB

MD5
3e03483592fc5f2853b6b05b295ca120

SHA1
1f29c5a265b1f228c0f1529377beb591d26681a1

SHA256
e28cace4d5d2f8adf94c1795486afcd8264503ccae22901eb5b083f4b742a3a1

SHA512
4aa0ce0a3725ac5c6edff0ac23d0b7aa6b9ead932ec463f83b17d51198d3ebc9fb19a79da94ee93853efd64f2e659a68f6d51772345df46853d7aaf0e68b9925

Download Submit
memory/1400-133-0x00000000004B0000-0x00000000004B9000-memory.dmp

Filesize
36KB

Download
memory/1400-136-0x00000000004F8000-0x0000000000509000-memory.dmp

Filesize
68KB

Download
memory/1400-132-0x00000000004F8000-0x0000000000509000-memory.dmp

Filesize
68KB

Download
memory/4412-144-0x00000000007A8000-0x00000000007B8000-memory.dmp

Filesize
64KB

Download
memory/4416-138-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4416-137-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4416-135-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4416-134-0x0000000000000000-mapping.dmp

Download
memory/4684-141-0x0000000000000000-mapping.dmp

Download
memory/4684-145-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4684-146-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads