smokeloader | ca12d3f00e654a8c51e15c6eaed8330721e48f398f877fc0ed68a983d3191a37

General

Target

ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
Size

263KB
MD5

a5c61aea82c6c065e1c6c1ae083effd7
SHA1

a7f6f6976bf1acce0d2f4662100eaf019fd405eb
SHA256

ca12d3f00e654a8c51e15c6eaed8330721e48f398f877fc0ed68a983d3191a37
SHA512

6569b0e4f8c5a58bb16dd950de3ccef42fc18b7569d73c9e0042e2b66b2cf5c35154865509dfe959ddb61b4dc41e802cb076d21bf43994138fad5af405908cea

Score

10^/10

smokeloader backdoor trojan

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://readinglistforaugust1.xyz/

http://readinglistforaugust2.xyz/

http://readinglistforaugust3.xyz/

http://readinglistforaugust4.xyz/

http://readinglistforaugust5.xyz/

http://readinglistforaugust6.xyz/

http://readinglistforaugust7.xyz/

http://readinglistforaugust8.xyz/

http://readinglistforaugust9.xyz/

http://readinglistforaugust10.xyz/

http://readinglistforaugust1.site/

http://readinglistforaugust2.site/

http://readinglistforaugust3.site/

http://readinglistforaugust4.site/

http://readinglistforaugust5.site/

http://readinglistforaugust6.site/

http://readinglistforaugust7.site/

http://readinglistforaugust8.site/

http://readinglistforaugust9.site/

http://readinglistforaugust10.site/

rc4.i32

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Deletes itself 1 IoCs

Processes:

pid process

3092

pid	process
3092

Suspicious use of SetThreadContext 1 IoCs

Processes:

ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe

description	pid	process	target process
PID 640 set thread context of 3596	640	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.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:

ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe

pid	process
3596	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
3596	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
3092
3092
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3092
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3092
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3092
3092
3092
3092
3092
3092

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

3092
Suspicious behavior: MapViewOfSection 19 IoCs

Processes:

ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe

pid process

3596 ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
3092
3092
3092
3092
3092
3092
3092
3092
3092
3092
3092
3092
3092
3092
3092
3092
3092
3092
Suspicious use of UnmapMainImage 1 IoCs

Processes:

pid process

3092

pid	process
3092

pid	process
3092

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe

description	pid	process	target process
PID 640 wrote to memory of 3596	640	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
PID 640 wrote to memory of 3596	640	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
PID 640 wrote to memory of 3596	640	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
PID 640 wrote to memory of 3596	640	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
PID 640 wrote to memory of 3596	640	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
PID 640 wrote to memory of 3596	640	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe	ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
PID 3092 wrote to memory of 4020	3092		explorer.exe
PID 3092 wrote to memory of 4020	3092		explorer.exe
PID 3092 wrote to memory of 4020	3092		explorer.exe
PID 3092 wrote to memory of 4020	3092		explorer.exe
PID 3092 wrote to memory of 200	3092		explorer.exe
PID 3092 wrote to memory of 200	3092		explorer.exe
PID 3092 wrote to memory of 200	3092		explorer.exe
PID 3092 wrote to memory of 1432	3092		explorer.exe
PID 3092 wrote to memory of 1432	3092		explorer.exe
PID 3092 wrote to memory of 1432	3092		explorer.exe
PID 3092 wrote to memory of 1432	3092		explorer.exe
PID 3092 wrote to memory of 572	3092		explorer.exe
PID 3092 wrote to memory of 572	3092		explorer.exe
PID 3092 wrote to memory of 572	3092		explorer.exe
PID 3092 wrote to memory of 764	3092		explorer.exe
PID 3092 wrote to memory of 764	3092		explorer.exe
PID 3092 wrote to memory of 764	3092		explorer.exe
PID 3092 wrote to memory of 764	3092		explorer.exe
PID 3092 wrote to memory of 1272	3092		explorer.exe
PID 3092 wrote to memory of 1272	3092		explorer.exe
PID 3092 wrote to memory of 1272	3092		explorer.exe
PID 3092 wrote to memory of 2176	3092		explorer.exe
PID 3092 wrote to memory of 2176	3092		explorer.exe
PID 3092 wrote to memory of 2176	3092		explorer.exe
PID 3092 wrote to memory of 2176	3092		explorer.exe
PID 3092 wrote to memory of 2200	3092		explorer.exe
PID 3092 wrote to memory of 2200	3092		explorer.exe
PID 3092 wrote to memory of 2200	3092		explorer.exe
PID 3092 wrote to memory of 648	3092		explorer.exe
PID 3092 wrote to memory of 648	3092		explorer.exe
PID 3092 wrote to memory of 648	3092		explorer.exe
PID 3092 wrote to memory of 648	3092		explorer.exe

C:\Users\Admin\AppData\Local\Temp\ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
"C:\Users\Admin\AppData\Local\Temp\ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:640

C:\Users\Admin\AppData\Local\Temp\ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe
"C:\Users\Admin\AppData\Local\Temp\ca12d3f00e654a8c51e15c6eaed8330721e48f398f877.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3596

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:4020

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:200

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:1432

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:572

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:764

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:1272

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:2176

C:\Windows\explorer.exe
C:\Windows\explorer.exe
1⤵
PID:2200

C:\Windows\SysWOW64\explorer.exe
C:\Windows\SysWOW64\explorer.exe
1⤵
PID:648

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

memory/200-121-0x0000000000000000-mapping.dmp

Download
memory/200-123-0x0000000000FC0000-0x0000000000FCC000-memory.dmp

Filesize
48KB

Download
memory/200-122-0x0000000000FD0000-0x0000000000FD7000-memory.dmp

Filesize
28KB

Download
memory/572-129-0x0000000001090000-0x000000000109F000-memory.dmp

Filesize
60KB

Download
memory/572-127-0x0000000000000000-mapping.dmp

Download
memory/572-128-0x00000000010A0000-0x00000000010A9000-memory.dmp

Filesize
36KB

Download
memory/640-116-0x00000000024A0000-0x00000000025EA000-memory.dmp

Filesize
1.3MB

Download
memory/648-143-0x0000000000520000-0x0000000000525000-memory.dmp

Filesize
20KB

Download
memory/648-144-0x0000000000510000-0x0000000000519000-memory.dmp

Filesize
36KB

Download
memory/648-142-0x0000000000000000-mapping.dmp

Download
memory/764-130-0x0000000000000000-mapping.dmp

Download
memory/764-132-0x0000000000E70000-0x0000000000E79000-memory.dmp

Filesize
36KB

Download
memory/764-131-0x0000000000E80000-0x0000000000E85000-memory.dmp

Filesize
20KB

Download
memory/1272-134-0x0000000000C10000-0x0000000000C16000-memory.dmp

Filesize
24KB

Download
memory/1272-135-0x0000000000C00000-0x0000000000C0C000-memory.dmp

Filesize
48KB

Download
memory/1272-133-0x0000000000000000-mapping.dmp

Download
memory/1432-124-0x0000000000000000-mapping.dmp

Download
memory/1432-125-0x0000000000A50000-0x0000000000A57000-memory.dmp

Filesize
28KB

Download
memory/1432-126-0x0000000000A40000-0x0000000000A4B000-memory.dmp

Filesize
44KB

Download
memory/2176-136-0x0000000000000000-mapping.dmp

Download
memory/2176-137-0x0000000000EF0000-0x0000000000EF4000-memory.dmp

Filesize
16KB

Download
memory/2176-138-0x0000000000EE0000-0x0000000000EE9000-memory.dmp

Filesize
36KB

Download
memory/2200-141-0x0000000000940000-0x0000000000949000-memory.dmp

Filesize
36KB

Download
memory/2200-139-0x0000000000000000-mapping.dmp

Download
memory/2200-140-0x0000000000950000-0x0000000000955000-memory.dmp

Filesize
20KB

Download
memory/3092-117-0x0000000000A60000-0x0000000000A76000-memory.dmp

Filesize
88KB

Download
memory/3596-115-0x0000000000402FAB-mapping.dmp

Download
memory/3596-114-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/4020-118-0x0000000000000000-mapping.dmp

Download
memory/4020-119-0x0000000000E70000-0x0000000000EE4000-memory.dmp

Filesize
464KB

Download
memory/4020-120-0x0000000000E00000-0x0000000000E6B000-memory.dmp

Filesize
428KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads