raccoon | def3ea13d6bea242eceb7a032076e4127b463f83acab8e78bb60ba4ca4ae2709

Analysis

max time kernel
151s
max time network
133s
platform
windows7_x64
resource
win7v20201028
submitted
28-12-2020 17:52

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General

Target

eb928f21280095b1fd218c00e31a1231.exe
Size

154KB
MD5

eb928f21280095b1fd218c00e31a1231
SHA1

cb26a64b6df40eaa0f2fb770efc489b3f6cebe10
SHA256

def3ea13d6bea242eceb7a032076e4127b463f83acab8e78bb60ba4ca4ae2709
SHA512

e01c9f42711aad46f8657817fa6f809bc68d638602f3b0eee485832be3bb269128a0994e7bec73646b0f6bd68a61b8200a50d3aa19e6d988bc0c46dae7246bc9

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:

FDB0.exe253.exe

pid process

1744 FDB0.exe
272 253.exe

pid	process
1744	FDB0.exe
272	253.exe

UPX packed file 2 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\FDB0.exe	upx
C:\Users\Admin\AppData\Local\Temp\FDB0.exe	upx

Deletes itself 1 IoCs

Processes:

pid process

1272
Loads dropped DLL 9 IoCs

Processes:

eb928f21280095b1fd218c00e31a1231.exeFDB0.exe

pid process

1640 eb928f21280095b1fd218c00e31a1231.exe
1744 FDB0.exe
1744 FDB0.exe
1744 FDB0.exe
1744 FDB0.exe
1744 FDB0.exe
1744 FDB0.exe
1744 FDB0.exe
1744 FDB0.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
1272

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:

eb928f21280095b1fd218c00e31a1231.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	eb928f21280095b1fd218c00e31a1231.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	eb928f21280095b1fd218c00e31a1231.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	eb928f21280095b1fd218c00e31a1231.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

388 timeout.exe

pid	process
388	timeout.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

FDB0.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	FDB0.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	FDB0.exe

Suspicious behavior: EnumeratesProcesses 715 IoCs

Processes:

eb928f21280095b1fd218c00e31a1231.exe

pid	process
1640	eb928f21280095b1fd218c00e31a1231.exe
1640	eb928f21280095b1fd218c00e31a1231.exe
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272
1272

Suspicious behavior: MapViewOfSection 1 IoCs

Processes:

eb928f21280095b1fd218c00e31a1231.exe

pid process

1640 eb928f21280095b1fd218c00e31a1231.exe
Suspicious use of FindShellTrayWindow 4 IoCs

Processes:

pid process

1272
1272
1272
1272
Suspicious use of SendNotifyMessage 4 IoCs

Processes:

pid process

1272
1272
1272
1272

pid	process
1272
1272
1272
1272

pid	process
1272
1272
1272
1272

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

FDB0.execmd.exe

description	pid	process	target process
PID 1272 wrote to memory of 1744	1272		FDB0.exe
PID 1272 wrote to memory of 1744	1272		FDB0.exe
PID 1272 wrote to memory of 1744	1272		FDB0.exe
PID 1272 wrote to memory of 1744	1272		FDB0.exe
PID 1272 wrote to memory of 272	1272		253.exe
PID 1272 wrote to memory of 272	1272		253.exe
PID 1272 wrote to memory of 272	1272		253.exe
PID 1272 wrote to memory of 272	1272		253.exe
PID 1744 wrote to memory of 344	1744	FDB0.exe	cmd.exe
PID 1744 wrote to memory of 344	1744	FDB0.exe	cmd.exe
PID 1744 wrote to memory of 344	1744	FDB0.exe	cmd.exe
PID 1744 wrote to memory of 344	1744	FDB0.exe	cmd.exe
PID 344 wrote to memory of 388	344	cmd.exe	timeout.exe
PID 344 wrote to memory of 388	344	cmd.exe	timeout.exe
PID 344 wrote to memory of 388	344	cmd.exe	timeout.exe
PID 344 wrote to memory of 388	344	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\eb928f21280095b1fd218c00e31a1231.exe
"C:\Users\Admin\AppData\Local\Temp\eb928f21280095b1fd218c00e31a1231.exe"
1⤵
- Loads dropped DLL
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1640

C:\Users\Admin\AppData\Local\Temp\FDB0.exe
C:\Users\Admin\AppData\Local\Temp\FDB0.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\SysWOW64\cmd.exe
cmd.exe /C timeout /T 10 /NOBREAK > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\FDB0.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:344

C:\Windows\SysWOW64\timeout.exe
timeout /T 10 /NOBREAK
3⤵
- Delays execution with timeout.exe
PID:388

C:\Users\Admin\AppData\Local\Temp\253.exe
C:\Users\Admin\AppData\Local\Temp\253.exe
1⤵
- Executes dropped EXE
PID:272

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

T1130

Modify Registry

T1112

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:\Users\Admin\AppData\Local\Temp\253.exe
MD5
8e1dfe4b2f0f2674513d4ce582b58c6d

SHA1
ba33e43474ee5e66fe23e2e9082e86b1267b85bb

SHA256
b81f8b70c3a3fffb727b257183ca800c503bc6f0fa7431d68c6e0437e791b4c1

SHA512
1baec3dddde307f1cf166fc8453c125bb7cef7ee6b8455c2355c362a3f64b9d8cfd771a9432f3cb5320895740f43378b182b70a01ab5b593bc6144ffa5249aae

Download Submit
C:\Users\Admin\AppData\Local\Temp\FDB0.exe
MD5
86fae2cb3f01c50e031b2f462064c4f5

SHA1
cd70775674f11f9461ab4a25db2a8c431921a4e4

SHA256
5f434bb89396d4e3f5f3bac4eb826dac4fb745114a9f7f66b7f5d9554ae95ac6

SHA512
a2ac1035712533668e4a3861bcc327b394a19441002c467f248b8aa97b3789715b24e9485a1e1cf34fa2e6e79059016fbaf9946696f16d53ec51a5b7ee4f4102

Download Submit
C:\Users\Admin\AppData\Local\Temp\FDB0.exe
MD5
86fae2cb3f01c50e031b2f462064c4f5

SHA1
cd70775674f11f9461ab4a25db2a8c431921a4e4

SHA256
5f434bb89396d4e3f5f3bac4eb826dac4fb745114a9f7f66b7f5d9554ae95ac6

SHA512
a2ac1035712533668e4a3861bcc327b394a19441002c467f248b8aa97b3789715b24e9485a1e1cf34fa2e6e79059016fbaf9946696f16d53ec51a5b7ee4f4102

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\msvcp140.dll
MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

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\pF2qC1gG7yH8hI1o\vcruntime140.dll
MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

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
d124f55b9393c976963407dff51ffa79

SHA1
2c7bbedd79791bfb866898c85b504186db610b5d

SHA256
ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef

SHA512
278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

Download Submit
memory/272-10-0x0000000000000000-mapping.dmp

Download
memory/344-21-0x0000000000000000-mapping.dmp

Download
memory/388-22-0x0000000000000000-mapping.dmp

Download
memory/1272-5-0x0000000002990000-0x00000000029A6000-memory.dmp

Filesize
88KB

Download
memory/1640-2-0x000000000026A000-0x000000000026B000-memory.dmp

Filesize
4KB

Download
memory/1640-3-0x0000000004F90000-0x0000000004FA1000-memory.dmp

Filesize
68KB

Download
memory/1744-9-0x0000000005020000-0x0000000005031000-memory.dmp

Filesize
68KB

Download
memory/1744-8-0x0000000004F29000-0x0000000004F3A000-memory.dmp

Filesize
68KB

Download
memory/1744-6-0x0000000000000000-mapping.dmp

Download
memory/1940-13-0x000007FEF7B10000-0x000007FEF7D8A000-memory.dmp

Filesize
2.5MB

Download