redline | 7f7b289e8bfd8e547f28478238c98b7ad31c7601e6033b5c1c79afc924b40a6c

Analysis

max time kernel
152s
max time network
151s
platform
windows10_x64
resource
win10-en-20211014
submitted
25-10-2021 06:21

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General

Target

87ce91791c80059342b755c53c2e09d3.exe
Size

337KB
MD5

87ce91791c80059342b755c53c2e09d3
SHA1

6600ddbe3cc7b25cc3aae7e48c12e20061bbcc23
SHA256

7f7b289e8bfd8e547f28478238c98b7ad31c7601e6033b5c1c79afc924b40a6c
SHA512

598978692165a6539082ae93cc6a9aabcabb982ffdcc8702cd8934afdbe43ba3091be056184420b70ede158176bd2c82c0f75b11596efe771a51629edf4b5dba

Score

10^/10

redline smokeloader backdoor discovery infostealer spyware stealer trojan

Malware Config

Extracted

Family

smokeloader

Version

2020

http://xacokuo8.top/

http://hajezey1.top/

rc4.i32

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 5 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1112-143-0x0000000000400000-0x000000000043C000-memory.dmp	family_redline
behavioral2/memory/1112-144-0x000000000043713E-mapping.dmp	family_redline
behavioral2/memory/1192-156-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral2/memory/1192-157-0x0000000000418D2A-mapping.dmp	family_redline
behavioral2/memory/1192-167-0x0000000004EB0000-0x00000000054B6000-memory.dmp	family_redline

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Downloads MZ/PE file
Executes dropped EXE 7 IoCs

Processes:

DC62.exeDC62.exe66E0.exe66E0.exe79AD.exe66E0.exe79AD.exe

pid process

1016 DC62.exe
2840 DC62.exe
1208 66E0.exe
2540 66E0.exe
3948 79AD.exe
1112 66E0.exe
1192 79AD.exe
Deletes itself 1 IoCs

Processes:

pid process

3020
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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
1016	DC62.exe
2840	DC62.exe
1208	66E0.exe
2540	66E0.exe
3948	79AD.exe
1112	66E0.exe
1192	79AD.exe

pid	process
3020

Suspicious use of SetThreadContext 4 IoCs

Processes:

87ce91791c80059342b755c53c2e09d3.exeDC62.exe66E0.exe79AD.exe

description	pid	process	target process
PID 2444 set thread context of 3032	2444	87ce91791c80059342b755c53c2e09d3.exe	87ce91791c80059342b755c53c2e09d3.exe
PID 1016 set thread context of 2840	1016	DC62.exe	DC62.exe
PID 1208 set thread context of 1112	1208	66E0.exe	66E0.exe
PID 3948 set thread context of 1192	3948	79AD.exe	79AD.exe

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:

87ce91791c80059342b755c53c2e09d3.exeDC62.exe

description	ioc	process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	87ce91791c80059342b755c53c2e09d3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	DC62.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	DC62.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	DC62.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	87ce91791c80059342b755c53c2e09d3.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	87ce91791c80059342b755c53c2e09d3.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

87ce91791c80059342b755c53c2e09d3.exe

pid	process
3032	87ce91791c80059342b755c53c2e09d3.exe
3032	87ce91791c80059342b755c53c2e09d3.exe
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020
3020

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

pid process

3020
Suspicious behavior: MapViewOfSection 2 IoCs

Processes:

87ce91791c80059342b755c53c2e09d3.exeDC62.exe

pid process

3032 87ce91791c80059342b755c53c2e09d3.exe
2840 DC62.exe

pid	process
3020

Suspicious use of AdjustPrivilegeToken 36 IoCs

Processes:

79AD.exe66E0.exe

description	pid	process
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeDebugPrivilege	1192	79AD.exe
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeDebugPrivilege	1112	66E0.exe
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020
Token: SeShutdownPrivilege	3020
Token: SeCreatePagefilePrivilege	3020

Suspicious use of WriteProcessMemory 41 IoCs

Processes:

87ce91791c80059342b755c53c2e09d3.exeDC62.exe66E0.exe79AD.exe

description	pid	process	target process
PID 2444 wrote to memory of 3032	2444	87ce91791c80059342b755c53c2e09d3.exe	87ce91791c80059342b755c53c2e09d3.exe
PID 2444 wrote to memory of 3032	2444	87ce91791c80059342b755c53c2e09d3.exe	87ce91791c80059342b755c53c2e09d3.exe
PID 2444 wrote to memory of 3032	2444	87ce91791c80059342b755c53c2e09d3.exe	87ce91791c80059342b755c53c2e09d3.exe
PID 2444 wrote to memory of 3032	2444	87ce91791c80059342b755c53c2e09d3.exe	87ce91791c80059342b755c53c2e09d3.exe
PID 2444 wrote to memory of 3032	2444	87ce91791c80059342b755c53c2e09d3.exe	87ce91791c80059342b755c53c2e09d3.exe
PID 2444 wrote to memory of 3032	2444	87ce91791c80059342b755c53c2e09d3.exe	87ce91791c80059342b755c53c2e09d3.exe
PID 3020 wrote to memory of 1016	3020		DC62.exe
PID 3020 wrote to memory of 1016	3020		DC62.exe
PID 3020 wrote to memory of 1016	3020		DC62.exe
PID 1016 wrote to memory of 2840	1016	DC62.exe	DC62.exe
PID 1016 wrote to memory of 2840	1016	DC62.exe	DC62.exe
PID 1016 wrote to memory of 2840	1016	DC62.exe	DC62.exe
PID 1016 wrote to memory of 2840	1016	DC62.exe	DC62.exe
PID 1016 wrote to memory of 2840	1016	DC62.exe	DC62.exe
PID 1016 wrote to memory of 2840	1016	DC62.exe	DC62.exe
PID 3020 wrote to memory of 1208	3020		66E0.exe
PID 3020 wrote to memory of 1208	3020		66E0.exe
PID 3020 wrote to memory of 1208	3020		66E0.exe
PID 1208 wrote to memory of 2540	1208	66E0.exe	66E0.exe
PID 1208 wrote to memory of 2540	1208	66E0.exe	66E0.exe
PID 1208 wrote to memory of 2540	1208	66E0.exe	66E0.exe
PID 1208 wrote to memory of 2540	1208	66E0.exe	66E0.exe
PID 1208 wrote to memory of 1112	1208	66E0.exe	66E0.exe
PID 1208 wrote to memory of 1112	1208	66E0.exe	66E0.exe
PID 1208 wrote to memory of 1112	1208	66E0.exe	66E0.exe
PID 3020 wrote to memory of 3948	3020		79AD.exe
PID 3020 wrote to memory of 3948	3020		79AD.exe
PID 3020 wrote to memory of 3948	3020		79AD.exe
PID 3948 wrote to memory of 1192	3948	79AD.exe	79AD.exe
PID 3948 wrote to memory of 1192	3948	79AD.exe	79AD.exe
PID 3948 wrote to memory of 1192	3948	79AD.exe	79AD.exe
PID 1208 wrote to memory of 1112	1208	66E0.exe	66E0.exe
PID 1208 wrote to memory of 1112	1208	66E0.exe	66E0.exe
PID 1208 wrote to memory of 1112	1208	66E0.exe	66E0.exe
PID 1208 wrote to memory of 1112	1208	66E0.exe	66E0.exe
PID 1208 wrote to memory of 1112	1208	66E0.exe	66E0.exe
PID 3948 wrote to memory of 1192	3948	79AD.exe	79AD.exe
PID 3948 wrote to memory of 1192	3948	79AD.exe	79AD.exe
PID 3948 wrote to memory of 1192	3948	79AD.exe	79AD.exe
PID 3948 wrote to memory of 1192	3948	79AD.exe	79AD.exe
PID 3948 wrote to memory of 1192	3948	79AD.exe	79AD.exe

C:\Users\Admin\AppData\Local\Temp\87ce91791c80059342b755c53c2e09d3.exe
"C:\Users\Admin\AppData\Local\Temp\87ce91791c80059342b755c53c2e09d3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2444

C:\Users\Admin\AppData\Local\Temp\87ce91791c80059342b755c53c2e09d3.exe
"C:\Users\Admin\AppData\Local\Temp\87ce91791c80059342b755c53c2e09d3.exe"
2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3032

C:\Users\Admin\AppData\Local\Temp\DC62.exe
C:\Users\Admin\AppData\Local\Temp\DC62.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1016

C:\Users\Admin\AppData\Local\Temp\DC62.exe
C:\Users\Admin\AppData\Local\Temp\DC62.exe
2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2840

C:\Users\Admin\AppData\Local\Temp\66E0.exe
C:\Users\Admin\AppData\Local\Temp\66E0.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1208

C:\Users\Admin\AppData\Local\Temp\66E0.exe
C:\Users\Admin\AppData\Local\Temp\66E0.exe
2⤵
- Executes dropped EXE
PID:2540

C:\Users\Admin\AppData\Local\Temp\66E0.exe
C:\Users\Admin\AppData\Local\Temp\66E0.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1112

C:\Users\Admin\AppData\Local\Temp\79AD.exe
C:\Users\Admin\AppData\Local\Temp\79AD.exe
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3948

C:\Users\Admin\AppData\Local\Temp\79AD.exe
C:\Users\Admin\AppData\Local\Temp\79AD.exe
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:1192

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\66E0.exe.log

MD5
605f809fab8c19729d39d075f7ffdb53

SHA1
c546f877c9bd53563174a90312a8337fdfc5fdd9

SHA256
6904d540649e76c55f99530b81be17e099184bb4cad415aa9b9b39cc3677f556

SHA512
82cc12c3186ae23884b8d5c104638c8206272c4389ade56b926dfc1d437b03888159b3c790b188b54d277a262e731927e703e680ea642e1417faee27443fd5b3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\79AD.exe.log

MD5
41fbed686f5700fc29aaccf83e8ba7fd

SHA1
5271bc29538f11e42a3b600c8dc727186e912456

SHA256
df4e9d012687cdabd15e86bf37be15d6c822e1f50dde530a02468f0006586437

SHA512
234b2235c1ced25810a4121c5eabcbf9f269e82c126a1adc363ee34478173f8b462e90eb53f5f11533641663350b90ec1e2360fd805b10c041fab12f4da7a034

Download Submit
C:\Users\Admin\AppData\Local\Temp\66E0.exe

MD5
4ae44e9cb5a3f3d5f40d52c71bdef439

SHA1
06d591028442b6e18e36f9495ee53d6be6d3a273

SHA256
153b903cf8c24a57937304fafc9c77e1abfa650244f29a141c57d1ba391dc1e0

SHA512
f42ab8cb503805282a03f6ecbb90d7db65fd057c3f4f9904fa814c488aeae6aa7105ca528c8a7b20d74ebceb4149c9f16c75f07a95db5f2bccbe3b5be2f1febf

Download Submit
C:\Users\Admin\AppData\Local\Temp\66E0.exe

MD5
4ae44e9cb5a3f3d5f40d52c71bdef439

SHA1
06d591028442b6e18e36f9495ee53d6be6d3a273

SHA256
153b903cf8c24a57937304fafc9c77e1abfa650244f29a141c57d1ba391dc1e0

SHA512
f42ab8cb503805282a03f6ecbb90d7db65fd057c3f4f9904fa814c488aeae6aa7105ca528c8a7b20d74ebceb4149c9f16c75f07a95db5f2bccbe3b5be2f1febf

Download Submit
C:\Users\Admin\AppData\Local\Temp\66E0.exe

MD5
4ae44e9cb5a3f3d5f40d52c71bdef439

SHA1
06d591028442b6e18e36f9495ee53d6be6d3a273

SHA256
153b903cf8c24a57937304fafc9c77e1abfa650244f29a141c57d1ba391dc1e0

SHA512
f42ab8cb503805282a03f6ecbb90d7db65fd057c3f4f9904fa814c488aeae6aa7105ca528c8a7b20d74ebceb4149c9f16c75f07a95db5f2bccbe3b5be2f1febf

Download Submit
C:\Users\Admin\AppData\Local\Temp\66E0.exe

MD5
4ae44e9cb5a3f3d5f40d52c71bdef439

SHA1
06d591028442b6e18e36f9495ee53d6be6d3a273

SHA256
153b903cf8c24a57937304fafc9c77e1abfa650244f29a141c57d1ba391dc1e0

SHA512
f42ab8cb503805282a03f6ecbb90d7db65fd057c3f4f9904fa814c488aeae6aa7105ca528c8a7b20d74ebceb4149c9f16c75f07a95db5f2bccbe3b5be2f1febf

Download Submit
C:\Users\Admin\AppData\Local\Temp\79AD.exe

MD5
0cafd553a0f55d525a5ec0ec6c2c06bd

SHA1
621e411916749c72cdc4d97f46b843bb758659c1

SHA256
3acca9f2af679c0cba972e71c88871397132c5f389a5beffa7710204b0c81987

SHA512
b56e4a59cc314ba533cb0c2d763482de28320f7f2c8eb73d9209745f61b4e22b041756d5c20775a0afab67f86eb68c1267b76b5da1baffbadc75b6ffeda3fdb9

Download Submit
C:\Users\Admin\AppData\Local\Temp\79AD.exe

MD5
0cafd553a0f55d525a5ec0ec6c2c06bd

SHA1
621e411916749c72cdc4d97f46b843bb758659c1

SHA256
3acca9f2af679c0cba972e71c88871397132c5f389a5beffa7710204b0c81987

SHA512
b56e4a59cc314ba533cb0c2d763482de28320f7f2c8eb73d9209745f61b4e22b041756d5c20775a0afab67f86eb68c1267b76b5da1baffbadc75b6ffeda3fdb9

Download Submit
C:\Users\Admin\AppData\Local\Temp\79AD.exe

MD5
0cafd553a0f55d525a5ec0ec6c2c06bd

SHA1
621e411916749c72cdc4d97f46b843bb758659c1

SHA256
3acca9f2af679c0cba972e71c88871397132c5f389a5beffa7710204b0c81987

SHA512
b56e4a59cc314ba533cb0c2d763482de28320f7f2c8eb73d9209745f61b4e22b041756d5c20775a0afab67f86eb68c1267b76b5da1baffbadc75b6ffeda3fdb9

Download Submit
C:\Users\Admin\AppData\Local\Temp\DC62.exe

MD5
3ba0b3a3b6d2a66d507acb1f10a24434

SHA1
644a4f467c21f8693f7f3c8788360ac3df0fa525

SHA256
3d054e3e93c3fccafea80b7e225da90d205282662800aec4624d0641631202b8

SHA512
dafa6f2a947598d690441bc418c06bc0c78b63787f189385c2e9b8d47ce4a3ccc7ae18c70c602c4582b15205ca8478ab88cdedcb344dc1ec3f5b0c22c3badc0d

Download Submit
C:\Users\Admin\AppData\Local\Temp\DC62.exe

MD5
3ba0b3a3b6d2a66d507acb1f10a24434

SHA1
644a4f467c21f8693f7f3c8788360ac3df0fa525

SHA256
3d054e3e93c3fccafea80b7e225da90d205282662800aec4624d0641631202b8

SHA512
dafa6f2a947598d690441bc418c06bc0c78b63787f189385c2e9b8d47ce4a3ccc7ae18c70c602c4582b15205ca8478ab88cdedcb344dc1ec3f5b0c22c3badc0d

Download Submit
C:\Users\Admin\AppData\Local\Temp\DC62.exe

MD5
3ba0b3a3b6d2a66d507acb1f10a24434

SHA1
644a4f467c21f8693f7f3c8788360ac3df0fa525

SHA256
3d054e3e93c3fccafea80b7e225da90d205282662800aec4624d0641631202b8

SHA512
dafa6f2a947598d690441bc418c06bc0c78b63787f189385c2e9b8d47ce4a3ccc7ae18c70c602c4582b15205ca8478ab88cdedcb344dc1ec3f5b0c22c3badc0d

Download Submit
memory/1016-120-0x0000000000000000-mapping.dmp

Download
memory/1112-153-0x00000000056D0000-0x00000000056D1000-memory.dmp

Filesize
4KB

Download
memory/1112-154-0x00000000055C0000-0x00000000055C1000-memory.dmp

Filesize
4KB

Download
memory/1112-149-0x0000000001660000-0x0000000001661000-memory.dmp

Filesize
4KB

Download
memory/1112-177-0x00000000077B0000-0x00000000077B1000-memory.dmp

Filesize
4KB

Download
memory/1112-168-0x00000000058D0000-0x00000000058D1000-memory.dmp

Filesize
4KB

Download
memory/1112-171-0x00000000065A0000-0x00000000065A1000-memory.dmp

Filesize
4KB

Download
memory/1112-155-0x0000000005610000-0x0000000005611000-memory.dmp

Filesize
4KB

Download
memory/1112-175-0x00000000070B0000-0x00000000070B1000-memory.dmp

Filesize
4KB

Download
memory/1112-150-0x0000000005BD0000-0x0000000005BD1000-memory.dmp

Filesize
4KB

Download
memory/1112-152-0x0000000002FE0000-0x0000000002FE1000-memory.dmp

Filesize
4KB

Download
memory/1112-151-0x0000000002FB0000-0x0000000002FB1000-memory.dmp

Filesize
4KB

Download
memory/1112-143-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1112-144-0x000000000043713E-mapping.dmp

Download
memory/1192-157-0x0000000000418D2A-mapping.dmp

Download
memory/1192-156-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1192-167-0x0000000004EB0000-0x00000000054B6000-memory.dmp

Filesize
6.0MB

Download
memory/1208-128-0x0000000000000000-mapping.dmp

Download
memory/1208-131-0x00000000004D0000-0x00000000004D1000-memory.dmp

Filesize
4KB

Download
memory/2444-116-0x0000000000030000-0x0000000000039000-memory.dmp

Filesize
36KB

Download
memory/2444-115-0x00000000012F1000-0x0000000001302000-memory.dmp

Filesize
68KB

Download
memory/2840-125-0x0000000000402E0C-mapping.dmp

Download
memory/3020-127-0x0000000000B30000-0x0000000000B46000-memory.dmp

Filesize
88KB

Download
memory/3020-119-0x0000000000820000-0x0000000000836000-memory.dmp

Filesize
88KB

Download
memory/3032-117-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/3032-118-0x0000000000402E0C-mapping.dmp

Download
memory/3948-137-0x0000000000F60000-0x0000000000F61000-memory.dmp

Filesize
4KB

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memory/3948-134-0x0000000000000000-mapping.dmp

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memory/3948-139-0x0000000005780000-0x0000000005781000-memory.dmp

Filesize
4KB

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memory/3948-140-0x0000000005730000-0x0000000005731000-memory.dmp

Filesize
4KB

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memory/3948-142-0x00000000059E0000-0x00000000059E1000-memory.dmp

Filesize
4KB

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memory/3948-141-0x0000000005EF0000-0x0000000005EF1000-memory.dmp

Filesize
4KB

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