raccoon | 4216f800f1974308bb475952263e2dfb440551f271ae657eb2633062b98264fa

Analysis

max time kernel
150s
max time network
141s
platform
windows10_x64
resource
win10v20201028
submitted
29-12-2020 07:47

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General

Target

f51331c22b3145d4f9d874b00b2b1d10.exe
Size

153KB
MD5

f51331c22b3145d4f9d874b00b2b1d10
SHA1

c4e949901074b10b6b75e3cfa6773e6ae5f369fe
SHA256

4216f800f1974308bb475952263e2dfb440551f271ae657eb2633062b98264fa
SHA512

0c2618c52ba597096f497596214d8feead6b8e32f5a91238a8e186575cff7779240b0f8651febf31e86fa9a63f4c5a7c53f7920257a582417b952c8609ea5b2a

Score

10^/10

raccoon smokeloader backdoor discovery spyware stealer trojan upx

Malware Config

Extracted

Family

smokeloader

Version

2020

http://vtdilet.com/upload/

http://netvxi.com/upload/

http://tinnys.monster/upload/

rc4.i32

Signatures

Raccoon
Simple but powerful infostealer which was very active in 2019.
stealer raccoon
SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Executes dropped EXE 2 IoCs

Processes:

19A3.exe853F.exe

pid process

3988 19A3.exe
2816 853F.exe

pid	process
3988	19A3.exe
2816	853F.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\19A3.exe	upx
C:\Users\Admin\AppData\Local\Temp\19A3.exe	upx
C:\Users\Admin\AppData\Local\Temp\853F.exe	upx
C:\Users\Admin\AppData\Local\Temp\853F.exe	upx

Deletes itself 1 IoCs

Processes:

pid process

2092
Loads dropped DLL 8 IoCs

Processes:

f51331c22b3145d4f9d874b00b2b1d10.exerundll32.exe853F.exe

pid process

744 f51331c22b3145d4f9d874b00b2b1d10.exe
2172 rundll32.exe
2816 853F.exe
2816 853F.exe
2816 853F.exe
2816 853F.exe
2816 853F.exe
2816 853F.exe
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

pid	process
2092

JavaScript code in executable 1 IoCs

Processes:

resource	yara_rule
\Users\Admin\AppData\LocalLow\pF2qC1gG7yH8hI1o\nss3.dll	js

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:

f51331c22b3145d4f9d874b00b2b1d10.exe

description	ioc	process
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f51331c22b3145d4f9d874b00b2b1d10.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f51331c22b3145d4f9d874b00b2b1d10.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	f51331c22b3145d4f9d874b00b2b1d10.exe

Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

1268 schtasks.exe
Delays execution with timeout.exe 2 IoCs
evasion

Processes:

timeout.exetimeout.exe

pid process

1120 timeout.exe
3808 timeout.exe

pid	process
1268	schtasks.exe

pid	process
1120	timeout.exe
3808	timeout.exe

Suspicious behavior: EnumeratesProcesses 2628 IoCs

Processes:

f51331c22b3145d4f9d874b00b2b1d10.exe

pid	process
744	f51331c22b3145d4f9d874b00b2b1d10.exe
744	f51331c22b3145d4f9d874b00b2b1d10.exe
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092
2092

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

f51331c22b3145d4f9d874b00b2b1d10.exe

pid process

744 f51331c22b3145d4f9d874b00b2b1d10.exe

Suspicious use of AdjustPrivilegeToken 10 IoCs

Processes:

description	pid	process
Token: SeShutdownPrivilege	2092
Token: SeCreatePagefilePrivilege	2092
Token: SeShutdownPrivilege	2092
Token: SeCreatePagefilePrivilege	2092
Token: SeShutdownPrivilege	2092
Token: SeCreatePagefilePrivilege	2092
Token: SeShutdownPrivilege	2092
Token: SeCreatePagefilePrivilege	2092
Token: SeShutdownPrivilege	2092
Token: SeCreatePagefilePrivilege	2092

Suspicious use of UnmapMainImage 1 IoCs

Processes:

pid process

2092

pid	process
2092

Suspicious use of WriteProcessMemory 39 IoCs

Processes:

19A3.execmd.execmd.execmd.execmd.exe853F.execmd.exe

description	pid	process	target process
PID 2092 wrote to memory of 3988	2092		19A3.exe
PID 2092 wrote to memory of 3988	2092		19A3.exe
PID 2092 wrote to memory of 3988	2092		19A3.exe
PID 3988 wrote to memory of 2428	3988	19A3.exe	cmd.exe
PID 3988 wrote to memory of 2428	3988	19A3.exe	cmd.exe
PID 3988 wrote to memory of 2428	3988	19A3.exe	cmd.exe
PID 3988 wrote to memory of 3960	3988	19A3.exe	cmd.exe
PID 3988 wrote to memory of 3960	3988	19A3.exe	cmd.exe
PID 3988 wrote to memory of 3960	3988	19A3.exe	cmd.exe
PID 2428 wrote to memory of 3964	2428	cmd.exe	reg.exe
PID 2428 wrote to memory of 3964	2428	cmd.exe	reg.exe
PID 2428 wrote to memory of 3964	2428	cmd.exe	reg.exe
PID 3960 wrote to memory of 1120	3960	cmd.exe	timeout.exe
PID 3960 wrote to memory of 1120	3960	cmd.exe	timeout.exe
PID 3960 wrote to memory of 1120	3960	cmd.exe	timeout.exe
PID 3988 wrote to memory of 2140	3988	19A3.exe	cmd.exe
PID 3988 wrote to memory of 2140	3988	19A3.exe	cmd.exe
PID 3988 wrote to memory of 2140	3988	19A3.exe	cmd.exe
PID 3988 wrote to memory of 1988	3988	19A3.exe	cmd.exe
PID 3988 wrote to memory of 1988	3988	19A3.exe	cmd.exe
PID 3988 wrote to memory of 1988	3988	19A3.exe	cmd.exe
PID 2140 wrote to memory of 1336	2140	cmd.exe	reg.exe
PID 2140 wrote to memory of 1336	2140	cmd.exe	reg.exe
PID 2140 wrote to memory of 1336	2140	cmd.exe	reg.exe
PID 1988 wrote to memory of 2172	1988	cmd.exe	rundll32.exe
PID 1988 wrote to memory of 2172	1988	cmd.exe	rundll32.exe
PID 1988 wrote to memory of 2172	1988	cmd.exe	rundll32.exe
PID 2092 wrote to memory of 2816	2092		853F.exe
PID 2092 wrote to memory of 2816	2092		853F.exe
PID 2092 wrote to memory of 2816	2092		853F.exe
PID 2816 wrote to memory of 2760	2816	853F.exe	cmd.exe
PID 2816 wrote to memory of 2760	2816	853F.exe	cmd.exe
PID 2816 wrote to memory of 2760	2816	853F.exe	cmd.exe
PID 2760 wrote to memory of 3808	2760	cmd.exe	timeout.exe
PID 2760 wrote to memory of 3808	2760	cmd.exe	timeout.exe
PID 2760 wrote to memory of 3808	2760	cmd.exe	timeout.exe
PID 3960 wrote to memory of 1268	3960	cmd.exe	schtasks.exe
PID 3960 wrote to memory of 1268	3960	cmd.exe	schtasks.exe
PID 3960 wrote to memory of 1268	3960	cmd.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\f51331c22b3145d4f9d874b00b2b1d10.exe
"C:\Users\Admin\AppData\Local\Temp\f51331c22b3145d4f9d874b00b2b1d10.exe"
1⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:744

C:\Users\Admin\AppData\Local\Temp\19A3.exe
C:\Users\Admin\AppData\Local\Temp\19A3.exe
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3988

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C reg add "HKEY_CURRENT_USER\Software\NetHelper" /v path /t REG_SZ /d C:\ProgramData\NetHelper\Cache\jGoomppitRKXVelXrVrY /f
2⤵
- Suspicious use of WriteProcessMemory
PID:2428

C:\Windows\SysWOW64\reg.exe
reg add "HKEY_CURRENT_USER\Software\NetHelper" /v path /t REG_SZ /d C:\ProgramData\NetHelper\Cache\jGoomppitRKXVelXrVrY /f
3⤵
PID:3964

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C timeout /t 60 && SCHTASKS /Create /SC MINUTE /MO 1 /TN "Service for windows Network Helper updates" /TR C:\ProgramData\NetHelper\Cache\jGoomppitRKXVelXrVrY\$Önethelper.exe /F
2⤵
- Suspicious use of WriteProcessMemory
PID:3960

C:\Windows\SysWOW64\timeout.exe
timeout /t 60
3⤵
- Delays execution with timeout.exe
PID:1120

C:\Windows\SysWOW64\schtasks.exe
SCHTASKS /Create /SC MINUTE /MO 1 /TN "Service for windows Network Helper updates" /TR C:\ProgramData\NetHelper\Cache\jGoomppitRKXVelXrVrY\$Önethelper.exe /F
3⤵
- Creates scheduled task(s)
PID:1268

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C reg add "HKEY_CURRENT_USER\Software\NetHelper" /v library /t REG_SZ /d C:\ProgramData\NetHelper\Cache\jGoomppitRKXVelXrVrY\nethelper.dll /f && EXIT 0
2⤵
- Suspicious use of WriteProcessMemory
PID:2140

C:\Windows\SysWOW64\reg.exe
reg add "HKEY_CURRENT_USER\Software\NetHelper" /v library /t REG_SZ /d C:\ProgramData\NetHelper\Cache\jGoomppitRKXVelXrVrY\nethelper.dll /f
3⤵
PID:1336

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C rundll32.exe C:\ProgramData\NetHelper\Cache\jGoomppitRKXVelXrVrY\nethelper.dll, UserModeExport
2⤵
- Suspicious use of WriteProcessMemory
PID:1988

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\ProgramData\NetHelper\Cache\jGoomppitRKXVelXrVrY\nethelper.dll, UserModeExport
3⤵
- Loads dropped DLL
PID:2172

C:\Users\Admin\AppData\Local\Temp\853F.exe
C:\Users\Admin\AppData\Local\Temp\853F.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2816

C:\Windows\SysWOW64\cmd.exe
cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\853F.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2760

C:\Windows\SysWOW64\timeout.exe
timeout /T 10 /NOBREAK
3⤵
- Delays execution with timeout.exe
PID:3808

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\NetHelper\Cache\jGoomppitRKXVelXrVrY\nethelper.dll
MD5
e835f27f6b6a2b0af42873ce2cc6cc07

SHA1
6f0d337dff455f08f29f20a75dd5f2de2d9ae19a

SHA256
84762c5267b583916431e0a1170809b4f366d54fd0d48aea4f07256f10984f84

SHA512
c6d079fc59aed72ec45008d48130210a450dc50722ebb3d577ffd7c47f2633a5e11fbea95773a26384bf8ca20da46013731530fbb5c13598b96012cf910ab984

Download Submit
C:\Users\Admin\AppData\Local\Temp\19A3.exe
MD5
57a9c6d1f80eec2792d26d5903a9228b

SHA1
15455de7cb21d125651d9cf88b23af2953bfa96f

SHA256
b33cc87f7974c98429bcf0396527bb81c97bb11eb143257e9e1196d685949120

SHA512
0f1b1e42bba286c6b5d08571c97d770c287eff5249acef52809640a0e55a67711331e5adaaa6dae89ea16e817f29fd59da2bf0ff66864f53279cb834f112a280

Download Submit
C:\Users\Admin\AppData\Local\Temp\19A3.exe
MD5
57a9c6d1f80eec2792d26d5903a9228b

SHA1
15455de7cb21d125651d9cf88b23af2953bfa96f

SHA256
b33cc87f7974c98429bcf0396527bb81c97bb11eb143257e9e1196d685949120

SHA512
0f1b1e42bba286c6b5d08571c97d770c287eff5249acef52809640a0e55a67711331e5adaaa6dae89ea16e817f29fd59da2bf0ff66864f53279cb834f112a280

Download Submit
C:\Users\Admin\AppData\Local\Temp\853F.exe
MD5
3c362d50ee8dda5655d201c1892e6ac2

SHA1
c61e83407acab961d7094b5f20c89501d4d94651

SHA256
ce8f6248e942286fa329f634581603ceea496cd968df33c7241745b41faac6ae

SHA512
274372ddf532c76fd23b2122d9ac108525289da3153d03dbb23373ca4b350eaa2f7e7241948e79e39ad146afc529a87048b702765e39a04691253c6bd5c360ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\853F.exe
MD5
3c362d50ee8dda5655d201c1892e6ac2

SHA1
c61e83407acab961d7094b5f20c89501d4d94651

SHA256
ce8f6248e942286fa329f634581603ceea496cd968df33c7241745b41faac6ae

SHA512
274372ddf532c76fd23b2122d9ac108525289da3153d03dbb23373ca4b350eaa2f7e7241948e79e39ad146afc529a87048b702765e39a04691253c6bd5c360ae

Download Submit
\ProgramData\NetHelper\Cache\jGoomppitRKXVelXrVrY\nethelper.dll
MD5
e835f27f6b6a2b0af42873ce2cc6cc07

SHA1
6f0d337dff455f08f29f20a75dd5f2de2d9ae19a

SHA256
84762c5267b583916431e0a1170809b4f366d54fd0d48aea4f07256f10984f84

SHA512
c6d079fc59aed72ec45008d48130210a450dc50722ebb3d577ffd7c47f2633a5e11fbea95773a26384bf8ca20da46013731530fbb5c13598b96012cf910ab984

Download Submit
\Users\Admin\AppData\LocalLow\pF2qC1gG7yH8hI1o\freebl3.dll
MD5
60acd24430204ad2dc7f148b8cfe9bdc

SHA1
989f377b9117d7cb21cbe92a4117f88f9c7693d9

SHA256
9876c53134dbbec4dcca67581f53638eba3fea3a15491aa3cf2526b71032da97

SHA512
626c36e9567f57fa8ec9c36d96cbadede9c6f6734a7305ecfb9f798952bbacdfa33a1b6c4999ba5b78897dc2ec6f91870f7ec25b2ceacbaee4be942fe881db01

Download Submit
\Users\Admin\AppData\LocalLow\pF2qC1gG7yH8hI1o\freebl3.dll
MD5
60acd24430204ad2dc7f148b8cfe9bdc

SHA1
989f377b9117d7cb21cbe92a4117f88f9c7693d9

SHA256
9876c53134dbbec4dcca67581f53638eba3fea3a15491aa3cf2526b71032da97

SHA512
626c36e9567f57fa8ec9c36d96cbadede9c6f6734a7305ecfb9f798952bbacdfa33a1b6c4999ba5b78897dc2ec6f91870f7ec25b2ceacbaee4be942fe881db01

Download Submit
\Users\Admin\AppData\LocalLow\pF2qC1gG7yH8hI1o\mozglue.dll
MD5
eae9273f8cdcf9321c6c37c244773139

SHA1
8378e2a2f3635574c106eea8419b5eb00b8489b0

SHA256
a0c6630d4012ae0311ff40f4f06911bcf1a23f7a4762ce219b8dffa012d188cc

SHA512
06e43e484a89cea9ba9b9519828d38e7c64b040f44cdaeb321cbda574e7551b11fea139ce3538f387a0a39a3d8c4cba7f4cf03e4a3c98db85f8121c2212a9097

Download Submit
\Users\Admin\AppData\LocalLow\pF2qC1gG7yH8hI1o\nss3.dll
MD5
02cc7b8ee30056d5912de54f1bdfc219

SHA1
a6923da95705fb81e368ae48f93d28522ef552fb

SHA256
1989526553fd1e1e49b0fea8036822ca062d3d39c4cab4a37846173d0f1753d5

SHA512
0d5dfcf4fb19b27246fa799e339d67cd1b494427783f379267fb2d10d615ffb734711bab2c515062c078f990a44a36f2d15859b1dacd4143dcc35b5c0cee0ef5

Download Submit
\Users\Admin\AppData\LocalLow\pF2qC1gG7yH8hI1o\softokn3.dll
MD5
4e8df049f3459fa94ab6ad387f3561ac

SHA1
06ed392bc29ad9d5fc05ee254c2625fd65925114

SHA256
25a4dae37120426ab060ebb39b7030b3e7c1093cc34b0877f223b6843b651871

SHA512
3dd4a86f83465989b2b30c240a7307edd1b92d5c1d5c57d47eff287dc9daa7bace157017908d82e00be90f08ff5badb68019ffc9d881440229dcea5038f61cd6

Download Submit
\Users\Admin\AppData\LocalLow\sqlite3.dll
MD5
f964811b68f9f1487c2b41e1aef576ce

SHA1
b423959793f14b1416bc3b7051bed58a1034025f

SHA256
83bc57dcf282264f2b00c21ce0339eac20fcb7401f7c5472c0cd0c014844e5f7

SHA512
565b1a7291c6fcb63205907fcd9e72fc2e11ca945afc4468c378edba882e2f314c2ac21a7263880ff7d4b84c2a1678024c1ac9971ac1c1de2bfa4248ec0f98c4

Download Submit
\Users\Admin\AppData\Local\Temp\CC4F.tmp
MD5
50741b3f2d7debf5d2bed63d88404029

SHA1
56210388a627b926162b36967045be06ffb1aad3

SHA256
f2f8732ae464738372ff274b7e481366cecdd2337210d4a3cbcd089c958a730c

SHA512
fac6bfe35b1ee08b3d42d330516a260d9cdb4a90bbb0491411a583029b92a59d20af3552372ea8fb3f59442b3945bf524ef284127f397ae7179467080be8e9b3

Download Submit
memory/744-3-0x0000000005500000-0x0000000005501000-memory.dmp

Filesize
4KB

Download
memory/744-2-0x0000000004F56000-0x0000000004F57000-memory.dmp

Filesize
4KB

Download
memory/1120-14-0x0000000000000000-mapping.dmp

Download
memory/1268-34-0x0000000000000000-mapping.dmp

Download
memory/1336-17-0x0000000000000000-mapping.dmp

Download
memory/1988-16-0x0000000000000000-mapping.dmp

Download
memory/2092-5-0x0000000000F00000-0x0000000000F16000-memory.dmp

Filesize
88KB

Download
memory/2140-15-0x0000000000000000-mapping.dmp

Download
memory/2172-18-0x0000000000000000-mapping.dmp

Download
memory/2428-11-0x0000000000000000-mapping.dmp

Download
memory/2760-32-0x0000000000000000-mapping.dmp

Download
memory/2816-25-0x0000000005460000-0x0000000005461000-memory.dmp

Filesize
4KB

Download
memory/2816-24-0x0000000004FD6000-0x0000000004FD7000-memory.dmp

Filesize
4KB

Download
memory/2816-21-0x0000000000000000-mapping.dmp

Download
memory/3808-33-0x0000000000000000-mapping.dmp

Download
memory/3960-12-0x0000000000000000-mapping.dmp

Download
memory/3964-13-0x0000000000000000-mapping.dmp

Download
memory/3988-6-0x0000000000000000-mapping.dmp

Download
memory/3988-10-0x0000000005480000-0x0000000005481000-memory.dmp

Filesize
4KB

Download

pid	process
744	f51331c22b3145d4f9d874b00b2b1d10.exe
2172	rundll32.exe
2816	853F.exe
2816	853F.exe
2816	853F.exe
2816	853F.exe
2816	853F.exe
2816	853F.exe