smokeloader | bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7

General

Target

bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
Size

356KB
MD5

e3d296124f2da2201fb37de049efc63e
SHA1

87488ab791ca1e0a18258551b7c4ac0c7a182e07
SHA256

bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7
SHA512

696836f7a79022ac191ca19a1ef759949bbeb51ba269bde59ed722d353828ca3f929c521eb1954e583098956736f0e588fa9e4c6e32b1b22966c735319de6ddc

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://host-data-coin-11.com/

http://file-coin-host-12.com/

rc4.i32

Signatures

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

Processes:

gtdcrecgtdcrec

pid process

2836 gtdcrec
1280 gtdcrec
Deletes itself 1 IoCs

Processes:

pid process

3028

pid	process
2836	gtdcrec
1280	gtdcrec

pid	process
3028

Suspicious use of SetThreadContext 2 IoCs

Processes:

bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exegtdcrec

description	pid	process	target process
PID 2672 set thread context of 1376	2672	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
PID 2836 set thread context of 1280	2836	gtdcrec	gtdcrec

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:

bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exegtdcrec

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	gtdcrec
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	gtdcrec
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	gtdcrec
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe

pid	process
1376	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
1376	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

3028
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exegtdcrec

pid process

1376 bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
1280 gtdcrec
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

description pid process

Token: SeShutdownPrivilege 3028
Token: SeCreatePagefilePrivilege 3028

pid	process
3028

description	pid	process
Token: SeShutdownPrivilege	3028
Token: SeCreatePagefilePrivilege	3028

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exegtdcrec

description	pid	process	target process
PID 2672 wrote to memory of 1376	2672	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
PID 2672 wrote to memory of 1376	2672	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
PID 2672 wrote to memory of 1376	2672	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
PID 2672 wrote to memory of 1376	2672	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
PID 2672 wrote to memory of 1376	2672	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
PID 2672 wrote to memory of 1376	2672	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe	bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
PID 2836 wrote to memory of 1280	2836	gtdcrec	gtdcrec
PID 2836 wrote to memory of 1280	2836	gtdcrec	gtdcrec
PID 2836 wrote to memory of 1280	2836	gtdcrec	gtdcrec
PID 2836 wrote to memory of 1280	2836	gtdcrec	gtdcrec
PID 2836 wrote to memory of 1280	2836	gtdcrec	gtdcrec
PID 2836 wrote to memory of 1280	2836	gtdcrec	gtdcrec

C:\Users\Admin\AppData\Local\Temp\bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
"C:\Users\Admin\AppData\Local\Temp\bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2672

C:\Users\Admin\AppData\Local\Temp\bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe
"C:\Users\Admin\AppData\Local\Temp\bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1376

C:\Users\Admin\AppData\Roaming\gtdcrec
C:\Users\Admin\AppData\Roaming\gtdcrec
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2836

C:\Users\Admin\AppData\Roaming\gtdcrec
C:\Users\Admin\AppData\Roaming\gtdcrec
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:1280

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

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Downloads

C:\Users\Admin\AppData\Roaming\gtdcrec
MD5
e3d296124f2da2201fb37de049efc63e

SHA1
87488ab791ca1e0a18258551b7c4ac0c7a182e07

SHA256
bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7

SHA512
696836f7a79022ac191ca19a1ef759949bbeb51ba269bde59ed722d353828ca3f929c521eb1954e583098956736f0e588fa9e4c6e32b1b22966c735319de6ddc

Download Submit
C:\Users\Admin\AppData\Roaming\gtdcrec
MD5
e3d296124f2da2201fb37de049efc63e

SHA1
87488ab791ca1e0a18258551b7c4ac0c7a182e07

SHA256
bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7

SHA512
696836f7a79022ac191ca19a1ef759949bbeb51ba269bde59ed722d353828ca3f929c521eb1954e583098956736f0e588fa9e4c6e32b1b22966c735319de6ddc

Download Submit
C:\Users\Admin\AppData\Roaming\gtdcrec
MD5
e3d296124f2da2201fb37de049efc63e

SHA1
87488ab791ca1e0a18258551b7c4ac0c7a182e07

SHA256
bfd727bbf667e7082461aefec3d65918c185b26e9698fac4c26b76d33a16bce7

SHA512
696836f7a79022ac191ca19a1ef759949bbeb51ba269bde59ed722d353828ca3f929c521eb1954e583098956736f0e588fa9e4c6e32b1b22966c735319de6ddc

Download Submit
memory/1376-120-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1376-121-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2672-119-0x00000000005E0000-0x00000000005E9000-memory.dmp

Filesize
36KB

Download
memory/2836-125-0x00000000006B0000-0x00000000006D9000-memory.dmp

Filesize
164KB

Download
memory/3028-122-0x00000000008B0000-0x00000000008C6000-memory.dmp

Filesize
88KB

Download
memory/3028-128-0x0000000000910000-0x0000000000926000-memory.dmp

Filesize
88KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads