redline | 33a4297298b2ca7b92d4462884eb53abda20d500998e1edb4bc8e7cb646bba1f

Analysis

max time kernel
153s
max time network
153s
platform
windows7_x64
resource
win7v20210410
submitted
13-08-2021 07:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c86c3183fa6d592afe2d5d3f5ab2102f.exe
Size

180KB
MD5

c86c3183fa6d592afe2d5d3f5ab2102f
SHA1

9d0b8ccfad76fdb0a4c7a5c33bcbc22382d925d7
SHA256

33a4297298b2ca7b92d4462884eb53abda20d500998e1edb4bc8e7cb646bba1f
SHA512

04adde0aca8cf31f508a517171d0ae1b9c0749a1a50ec0120e69ca527193c63cee1f82e4f6ce4f5831ffe4e406e1b371c3dcbac2a9008703868b54c07a8f6057

Score

10^/10

redline smokeloader backdoor evasion infostealer themida trojan

Malware Config

Extracted

Family

smokeloader

Version

2020

http://readinglistforjuly1.xyz/

http://readinglistforjuly2.xyz/

http://readinglistforjuly3.xyz/

http://readinglistforjuly4.xyz/

http://readinglistforjuly5.xyz/

http://readinglistforjuly6.xyz/

http://readinglistforjuly7.xyz/

http://readinglistforjuly8.xyz/

http://readinglistforjuly9.xyz/

http://readinglistforjuly10.xyz/

http://readinglistforjuly1.site/

http://readinglistforjuly2.site/

http://readinglistforjuly3.site/

http://readinglistforjuly4.site/

http://readinglistforjuly5.site/

http://readinglistforjuly6.site/

http://readinglistforjuly7.site/

http://readinglistforjuly8.site/

http://readinglistforjuly9.site/

http://readinglistforjuly10.site/

rc4.i32

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline
SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Downloads MZ/PE file
Executes dropped EXE 6 IoCs

Processes:

28C5.exe2CBC.exe2FC9.exe31CD.exeRuntimebroker.exe3F07.exe

pid process

268 28C5.exe
624 2CBC.exe
1932 2FC9.exe
524 31CD.exe
1152 Runtimebroker.exe
1388 3F07.exe

pid	process
268	28C5.exe
624	2CBC.exe
1932	2FC9.exe
524	31CD.exe
1152	Runtimebroker.exe
1388	3F07.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

3F07.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	3F07.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3F07.exe

Deletes itself 1 IoCs

Processes:

pid process

1200

pid	process
1200

Drops startup file 2 IoCs

Processes:

cmd.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchostsw.exe	cmd.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchostsw.exe	cmd.exe

Loads dropped DLL 2 IoCs

Processes:

2CBC.exe

pid process

624 2CBC.exe
624 2CBC.exe

pid	process
624	2CBC.exe
624	2CBC.exe

Themida packer 2 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\3F07.exe	themida
behavioral1/memory/1388-92-0x0000000000030000-0x0000000000031000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs
evasion trojan

System Information Discovery
T1082

Processes:

3F07.exe

description ioc process

Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 3F07.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

3F07.exe

pid process

1388 3F07.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

c86c3183fa6d592afe2d5d3f5ab2102f.exe

description pid process target process

PID 1076 set thread context of 1260 1076 c86c3183fa6d592afe2d5d3f5ab2102f.exe c86c3183fa6d592afe2d5d3f5ab2102f.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	3F07.exe

pid	process
1388	3F07.exe

description	pid	process	target process
PID 1076 set thread context of 1260	1076	c86c3183fa6d592afe2d5d3f5ab2102f.exe	c86c3183fa6d592afe2d5d3f5ab2102f.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:

c86c3183fa6d592afe2d5d3f5ab2102f.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c86c3183fa6d592afe2d5d3f5ab2102f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c86c3183fa6d592afe2d5d3f5ab2102f.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	c86c3183fa6d592afe2d5d3f5ab2102f.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

c86c3183fa6d592afe2d5d3f5ab2102f.exe

pid	process
1260	c86c3183fa6d592afe2d5d3f5ab2102f.exe
1260	c86c3183fa6d592afe2d5d3f5ab2102f.exe
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200
1200

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

1200
Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

c86c3183fa6d592afe2d5d3f5ab2102f.exe

pid process

1260 c86c3183fa6d592afe2d5d3f5ab2102f.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

3F07.exe

description pid process

Token: SeShutdownPrivilege 1200
Token: SeShutdownPrivilege 1200
Token: SeDebugPrivilege 1388 3F07.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

pid process

1200
1200
1200
1200
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

pid process

1200
1200
1200
1200
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

28C5.exe

pid process

268 28C5.exe

pid	process
1200

description	pid	process
Token: SeShutdownPrivilege	1200
Token: SeShutdownPrivilege	1200
Token: SeDebugPrivilege	1388	3F07.exe

pid	process
1200
1200
1200
1200

pid	process
1200
1200
1200
1200

pid	process
268	28C5.exe

Suspicious use of WriteProcessMemory 38 IoCs

Processes:

c86c3183fa6d592afe2d5d3f5ab2102f.exe2CBC.exe2FC9.exe

description	pid	process	target process
PID 1076 wrote to memory of 1260	1076	c86c3183fa6d592afe2d5d3f5ab2102f.exe	c86c3183fa6d592afe2d5d3f5ab2102f.exe
PID 1076 wrote to memory of 1260	1076	c86c3183fa6d592afe2d5d3f5ab2102f.exe	c86c3183fa6d592afe2d5d3f5ab2102f.exe
PID 1076 wrote to memory of 1260	1076	c86c3183fa6d592afe2d5d3f5ab2102f.exe	c86c3183fa6d592afe2d5d3f5ab2102f.exe
PID 1076 wrote to memory of 1260	1076	c86c3183fa6d592afe2d5d3f5ab2102f.exe	c86c3183fa6d592afe2d5d3f5ab2102f.exe
PID 1076 wrote to memory of 1260	1076	c86c3183fa6d592afe2d5d3f5ab2102f.exe	c86c3183fa6d592afe2d5d3f5ab2102f.exe
PID 1076 wrote to memory of 1260	1076	c86c3183fa6d592afe2d5d3f5ab2102f.exe	c86c3183fa6d592afe2d5d3f5ab2102f.exe
PID 1076 wrote to memory of 1260	1076	c86c3183fa6d592afe2d5d3f5ab2102f.exe	c86c3183fa6d592afe2d5d3f5ab2102f.exe
PID 1200 wrote to memory of 268	1200		28C5.exe
PID 1200 wrote to memory of 268	1200		28C5.exe
PID 1200 wrote to memory of 268	1200		28C5.exe
PID 1200 wrote to memory of 268	1200		28C5.exe
PID 1200 wrote to memory of 624	1200		2CBC.exe
PID 1200 wrote to memory of 624	1200		2CBC.exe
PID 1200 wrote to memory of 624	1200		2CBC.exe
PID 1200 wrote to memory of 624	1200		2CBC.exe
PID 1200 wrote to memory of 1932	1200		2FC9.exe
PID 1200 wrote to memory of 1932	1200		2FC9.exe
PID 1200 wrote to memory of 1932	1200		2FC9.exe
PID 1200 wrote to memory of 1932	1200		2FC9.exe
PID 624 wrote to memory of 1152	624	2CBC.exe	Runtimebroker.exe
PID 624 wrote to memory of 1152	624	2CBC.exe	Runtimebroker.exe
PID 624 wrote to memory of 1152	624	2CBC.exe	Runtimebroker.exe
PID 624 wrote to memory of 1152	624	2CBC.exe	Runtimebroker.exe
PID 1200 wrote to memory of 524	1200		31CD.exe
PID 1200 wrote to memory of 524	1200		31CD.exe
PID 1200 wrote to memory of 524	1200		31CD.exe
PID 1200 wrote to memory of 524	1200		31CD.exe
PID 1200 wrote to memory of 1388	1200		3F07.exe
PID 1200 wrote to memory of 1388	1200		3F07.exe
PID 1200 wrote to memory of 1388	1200		3F07.exe
PID 1200 wrote to memory of 1388	1200		3F07.exe
PID 1200 wrote to memory of 1388	1200		3F07.exe
PID 1200 wrote to memory of 1388	1200		3F07.exe
PID 1200 wrote to memory of 1388	1200		3F07.exe
PID 1932 wrote to memory of 1984	1932	2FC9.exe	cmd.exe
PID 1932 wrote to memory of 1984	1932	2FC9.exe	cmd.exe
PID 1932 wrote to memory of 1984	1932	2FC9.exe	cmd.exe
PID 1932 wrote to memory of 1984	1932	2FC9.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\c86c3183fa6d592afe2d5d3f5ab2102f.exe
"C:\Users\Admin\AppData\Local\Temp\c86c3183fa6d592afe2d5d3f5ab2102f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1076

C:\Users\Admin\AppData\Local\Temp\c86c3183fa6d592afe2d5d3f5ab2102f.exe
"C:\Users\Admin\AppData\Local\Temp\c86c3183fa6d592afe2d5d3f5ab2102f.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1260

C:\Users\Admin\AppData\Local\Temp\28C5.exe
C:\Users\Admin\AppData\Local\Temp\28C5.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:268

C:\Users\Admin\AppData\Local\Temp\2CBC.exe
C:\Users\Admin\AppData\Local\Temp\2CBC.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:624

C:\ProgramData\Runtimebroker.exe
"C:\ProgramData\Runtimebroker.exe"
2⤵
- Executes dropped EXE
PID:1152

C:\Users\Admin\AppData\Local\Temp\2FC9.exe
C:\Users\Admin\AppData\Local\Temp\2FC9.exe
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1932

C:\Windows\SysWOW64\cmd.exe
cmd /Q /C C:\Users\Admin\AppData\Local\Temp/s.bat
2⤵
- Drops startup file
PID:1984

C:\Users\Admin\AppData\Local\Temp\31CD.exe
C:\Users\Admin\AppData\Local\Temp\31CD.exe
1⤵
- Executes dropped EXE
PID:524

C:\Users\Admin\AppData\Local\Temp\3F07.exe
C:\Users\Admin\AppData\Local\Temp\3F07.exe
1⤵
- Executes dropped EXE
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
PID:1388

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Peripheral Device Discovery

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\Runtimebroker.exe
MD5
4f2f17aaf39970811b9f822b1496dc01

SHA1
bf89cf8fbf826b02d4d3eebe8ef3aee1455dc876

SHA256
3ea9f73f3772290bdfe770b50dc7c726098b6712d327acc90200b31980c8576b

SHA512
44c35d1b0188a05c65fb5089ab5c6c5fb4baf65d3e6d065c96db167a5cccf344185a40fda256da69f518275670ca3e0bc1097064edb8cf0ac0c2c604cd1368a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\28C5.exe
MD5
a69e12607d01237460808fa1709e5e86

SHA1
4a12f82aee1c90e70cdf6be863ce1a749c8ae411

SHA256
188e05efb42c1f7fdb5c910a6614f710a87ae642b23ac9ffe3f75246744865bc

SHA512
7533e6da6bac0405fc8b608da8020b54b6ee02592e6fd40ea342e130a8a876ae5ef4a1fd636d95e76339dbf8be45cecbd22ca2d0a4635b055ffafec3d7e15284

Download Submit
C:\Users\Admin\AppData\Local\Temp\2CBC.exe
MD5
4f2f17aaf39970811b9f822b1496dc01

SHA1
bf89cf8fbf826b02d4d3eebe8ef3aee1455dc876

SHA256
3ea9f73f3772290bdfe770b50dc7c726098b6712d327acc90200b31980c8576b

SHA512
44c35d1b0188a05c65fb5089ab5c6c5fb4baf65d3e6d065c96db167a5cccf344185a40fda256da69f518275670ca3e0bc1097064edb8cf0ac0c2c604cd1368a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\2CBC.exe
MD5
4f2f17aaf39970811b9f822b1496dc01

SHA1
bf89cf8fbf826b02d4d3eebe8ef3aee1455dc876

SHA256
3ea9f73f3772290bdfe770b50dc7c726098b6712d327acc90200b31980c8576b

SHA512
44c35d1b0188a05c65fb5089ab5c6c5fb4baf65d3e6d065c96db167a5cccf344185a40fda256da69f518275670ca3e0bc1097064edb8cf0ac0c2c604cd1368a9

Download Submit
C:\Users\Admin\AppData\Local\Temp\2FC9.exe
MD5
fca71e7a0ce2ad16e265ef018754f83e

SHA1
93d3405d5182792ca7c5751074b5b0f84db55a75

SHA256
225f7736bb84bbdbec725c94304bc872a194072fa00978c4c9aa4d5ad14ee571

SHA512
2203c807007135c3f565fe2de1d93c5f1c0b5fe10176fd78f6ef620244480b431ca9025ecc57ededf9037cd3fb796991debd3e942f89352383f03e3c72942b3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\2FC9.exe
MD5
b19ac380411ed5d8b5a7e7e0c1da61a6

SHA1
9665c20336a5ce437bbf7b564370bfa43e99954c

SHA256
aba88a19b2f6e2cf9a6a41ab8661d83c433acec363028f58dd74d37e335c7619

SHA512
73b4e3555cf9496a7138a2c7071ed81a754493afaf15f604a305f3eb051ed72645731a6174b0934f24371dbe5bd8c0185516f87778a018d84df4fff8aea0c208

Download Submit
C:\Users\Admin\AppData\Local\Temp\31CD.exe
MD5
5707ddada5b7ea6bef434cd294fa12e1

SHA1
45bb285a597b30e100ed4b15d96a29d718697e5e

SHA256
85205aa3ad824b5172d5da841d253c3a54aff5d00eb2c208029e9453008f132c

SHA512
91cbdbf8da7e4e34de45a99359bdc321a66d6646ed14a1042346824c8daa6237281eff3b00fd162009c5e3204e5a7cd3b944f05e18b7f9066d0f9dd16b56bf13

Download Submit
C:\Users\Admin\AppData\Local\Temp\31CD.exe
MD5
5707ddada5b7ea6bef434cd294fa12e1

SHA1
45bb285a597b30e100ed4b15d96a29d718697e5e

SHA256
85205aa3ad824b5172d5da841d253c3a54aff5d00eb2c208029e9453008f132c

SHA512
91cbdbf8da7e4e34de45a99359bdc321a66d6646ed14a1042346824c8daa6237281eff3b00fd162009c5e3204e5a7cd3b944f05e18b7f9066d0f9dd16b56bf13

Download Submit
C:\Users\Admin\AppData\Local\Temp\3F07.exe
MD5
717d65dba56f47e540dca074c3977b3d

SHA1
d58aa30f826f41663e693f0ad930fdce584f1672

SHA256
61fb1160ae372d9ba1c95400d5439450c6a66cdf073fa50ee2d5d10c4952cbb3

SHA512
b06e4358411eb8f6315c574922c021bd57218b3e6a0ed727df6b44e20e7818d40fb0347050ce9145ea7e0fd56a7fa93a2358e524c0df030d6d44067c7c83510d

Download Submit
C:\Users\Admin\AppData\Local\Temp\s.bat
MD5
cabe7cc35b425be9d50ca033769574bb

SHA1
788364a91f5ea9bedae369b76813c2833f6e9652

SHA256
44f264134bb4ad3cb1d7d5d01a73e7ecf2615588a79d4260df650e102d2c5004

SHA512
a3461af102b17d1c0c22c61737d6a7724c6f87eaffdb347bcd5fcdf64e312be048c041b4242e4e42e2cc1a68fdfc3fb251c5449a0d50f2f7f89bb2b531e72e25

Download Submit
\ProgramData\Runtimebroker.exe
MD5
4f2f17aaf39970811b9f822b1496dc01

SHA1
bf89cf8fbf826b02d4d3eebe8ef3aee1455dc876

SHA256
3ea9f73f3772290bdfe770b50dc7c726098b6712d327acc90200b31980c8576b

SHA512
44c35d1b0188a05c65fb5089ab5c6c5fb4baf65d3e6d065c96db167a5cccf344185a40fda256da69f518275670ca3e0bc1097064edb8cf0ac0c2c604cd1368a9

Download Submit
\ProgramData\Runtimebroker.exe
MD5
4f2f17aaf39970811b9f822b1496dc01

SHA1
bf89cf8fbf826b02d4d3eebe8ef3aee1455dc876

SHA256
3ea9f73f3772290bdfe770b50dc7c726098b6712d327acc90200b31980c8576b

SHA512
44c35d1b0188a05c65fb5089ab5c6c5fb4baf65d3e6d065c96db167a5cccf344185a40fda256da69f518275670ca3e0bc1097064edb8cf0ac0c2c604cd1368a9

Download Submit
memory/268-65-0x0000000000000000-mapping.dmp

Download
memory/524-97-0x00000000009F0000-0x00000000009F1000-memory.dmp

Filesize
4KB

Download
memory/524-80-0x0000000000000000-mapping.dmp

Download
memory/524-94-0x0000000001270000-0x0000000001271000-memory.dmp

Filesize
4KB

Download
memory/624-76-0x0000000000400000-0x0000000002C7C000-memory.dmp

Filesize
40.5MB

Download
memory/624-69-0x0000000000000000-mapping.dmp

Download
memory/624-75-0x0000000000270000-0x00000000002AB000-memory.dmp

Filesize
236KB

Download
memory/1076-63-0x0000000000220000-0x000000000022A000-memory.dmp

Filesize
40KB

Download
memory/1152-85-0x0000000000400000-0x0000000002C7C000-memory.dmp

Filesize
40.5MB

Download
memory/1152-79-0x0000000000000000-mapping.dmp

Download
memory/1200-64-0x0000000002B60000-0x0000000002B76000-memory.dmp

Filesize
88KB

Download
memory/1260-62-0x00000000766D1000-0x00000000766D3000-memory.dmp

Filesize
8KB

Download
memory/1260-61-0x0000000000402E1A-mapping.dmp

Download
memory/1260-60-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/1388-88-0x0000000000000000-mapping.dmp

Download
memory/1388-92-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/1388-96-0x0000000004EB0000-0x0000000004EB1000-memory.dmp

Filesize
4KB

Download
memory/1932-73-0x0000000000000000-mapping.dmp

Download
memory/1932-98-0x0000000004E70000-0x0000000005081000-memory.dmp

Filesize
2.1MB

Download
memory/1932-99-0x0000000000400000-0x0000000002D86000-memory.dmp

Filesize
41.5MB

Download
memory/1932-87-0x0000000000400000-0x0000000002D86000-memory.dmp

Filesize
41.5MB

Download
memory/1932-86-0x0000000002FD0000-0x0000000003213000-memory.dmp

Filesize
2.3MB

Download
memory/1984-101-0x0000000000000000-mapping.dmp

Download