redline | 8029372ee0d847274003b41f70af056c577b82ad655ccaeb3163775e4bf1dcab

General

Target

50cf1d78e64a81527acb3344a55b3dde.exe
Size

3.9MB
MD5

50cf1d78e64a81527acb3344a55b3dde
SHA1

8477f910b3d33e64b156b0bcf091b92758c28d50
SHA256

8029372ee0d847274003b41f70af056c577b82ad655ccaeb3163775e4bf1dcab
SHA512

848a6f220aa287f71494ee7a77eae2e403ca87eadf8978857f6889ec1f84d91b5343e1ac103b43e438b669e2a66cc9da77c0478535fb89d2d12ac260c2ef3409

Score

10^/10

redline ytstealer infostealer spyware stealer upx

Malware Config

Extracted

Family

redline

C2

185.215.113.83:60722

Attributes

auth_value
1c4e183970feef5b300526ddd407dc7a

Signatures

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

RedLine payload 5 IoCs

resource	yara_rule
behavioral1/memory/1136-54-0x0000000000400000-0x0000000000AA9000-memory.dmp	family_redline
behavioral1/memory/90648-61-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/90648-66-0x000000000041B51E-mapping.dmp	family_redline
behavioral1/memory/90648-68-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/90648-67-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

YTStealer
YTStealer is a malware designed to steal YouTube authentication cookies.
stealer ytstealer

YTStealer payload 2 IoCs

resource	yara_rule
behavioral1/memory/90304-82-0x0000000001010000-0x0000000001DE9000-memory.dmp	family_ytstealer
behavioral1/memory/90304-86-0x0000000001010000-0x0000000001DE9000-memory.dmp	family_ytstealer

Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
90188	Starter.exe
90304	start.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000d000000014209-76.dat	upx
behavioral1/files/0x000d000000014209-77.dat	upx
behavioral1/files/0x000d000000014209-79.dat	upx
behavioral1/memory/90304-82-0x0000000001010000-0x0000000001DE9000-memory.dmp	upx
behavioral1/files/0x000d000000014209-85.dat	upx
behavioral1/memory/90304-86-0x0000000001010000-0x0000000001DE9000-memory.dmp	upx

Loads dropped DLL 3 IoCs

pid	Process
90648	AppLaunch.exe
90648	AppLaunch.exe
90648	AppLaunch.exe

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1136 set thread context of 90648	1136	50cf1d78e64a81527acb3344a55b3dde.exe	28

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
90648	AppLaunch.exe
90304	start.exe
90304	start.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	90648	AppLaunch.exe
Token: SeDebugPrivilege	90188	Starter.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1136 wrote to memory of 90648	1136	50cf1d78e64a81527acb3344a55b3dde.exe	28
PID 1136 wrote to memory of 90648	1136	50cf1d78e64a81527acb3344a55b3dde.exe	28
PID 1136 wrote to memory of 90648	1136	50cf1d78e64a81527acb3344a55b3dde.exe	28
PID 1136 wrote to memory of 90648	1136	50cf1d78e64a81527acb3344a55b3dde.exe	28
PID 1136 wrote to memory of 90648	1136	50cf1d78e64a81527acb3344a55b3dde.exe	28
PID 1136 wrote to memory of 90648	1136	50cf1d78e64a81527acb3344a55b3dde.exe	28
PID 1136 wrote to memory of 90648	1136	50cf1d78e64a81527acb3344a55b3dde.exe	28
PID 1136 wrote to memory of 90648	1136	50cf1d78e64a81527acb3344a55b3dde.exe	28
PID 1136 wrote to memory of 90648	1136	50cf1d78e64a81527acb3344a55b3dde.exe	28
PID 90648 wrote to memory of 90188	90648	AppLaunch.exe	30
PID 90648 wrote to memory of 90188	90648	AppLaunch.exe	30
PID 90648 wrote to memory of 90188	90648	AppLaunch.exe	30
PID 90648 wrote to memory of 90188	90648	AppLaunch.exe	30
PID 90648 wrote to memory of 90188	90648	AppLaunch.exe	30
PID 90648 wrote to memory of 90188	90648	AppLaunch.exe	30
PID 90648 wrote to memory of 90188	90648	AppLaunch.exe	30
PID 90648 wrote to memory of 90304	90648	AppLaunch.exe	31
PID 90648 wrote to memory of 90304	90648	AppLaunch.exe	31
PID 90648 wrote to memory of 90304	90648	AppLaunch.exe	31
PID 90648 wrote to memory of 90304	90648	AppLaunch.exe	31
PID 90304 wrote to memory of 1708	90304	start.exe	32
PID 90304 wrote to memory of 1708	90304	start.exe	32
PID 90304 wrote to memory of 1708	90304	start.exe	32
PID 1708 wrote to memory of 1560	1708	cmd.exe	34
PID 1708 wrote to memory of 1560	1708	cmd.exe	34
PID 1708 wrote to memory of 1560	1708	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\50cf1d78e64a81527acb3344a55b3dde.exe
"C:\Users\Admin\AppData\Local\Temp\50cf1d78e64a81527acb3344a55b3dde.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1136
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:90648
- - C:\Users\Admin\AppData\Local\Temp\Starter.exe
    "C:\Users\Admin\AppData\Local\Temp\Starter.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:90188
- - C:\Users\Admin\AppData\Local\Temp\start.exe
    "C:\Users\Admin\AppData\Local\Temp\start.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:90304
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\Users\Admin\AppData\Local\Temp\start.exe
      4⤵
      Suspicious use of WriteProcessMemory
      PID:1708
    - - C:\Windows\system32\choice.exe
        
        choice /C Y /N /D Y /T 0
        5⤵
        
        PID:1560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Starter.exe

Filesize
18KB

MD5
3d41fe66e7592eb35c5ef99a83fce2a4

SHA1
5dc2984ceb1a169b5571267159c43f1b0e5d757d

SHA256
7c58039db066e640a338ac6180adcf0b45cbfb9adaa7ae3b279d4628159c4198

SHA512
9ac687f2278f19265ae361eee6bbbe0234fed0d9b16c9f4524af8c9e1e131a51fddfa0a19cbbda9feb0b5ccf22ffaad97d5c425f179cb7d920dba66ad7f4e285

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

Filesize
18KB

MD5
3d41fe66e7592eb35c5ef99a83fce2a4

SHA1
5dc2984ceb1a169b5571267159c43f1b0e5d757d

SHA256
7c58039db066e640a338ac6180adcf0b45cbfb9adaa7ae3b279d4628159c4198

SHA512
9ac687f2278f19265ae361eee6bbbe0234fed0d9b16c9f4524af8c9e1e131a51fddfa0a19cbbda9feb0b5ccf22ffaad97d5c425f179cb7d920dba66ad7f4e285

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

Filesize
4.0MB

MD5
b09ec6718a34a70a182f3412b89f6777

SHA1
e730645db18339897aeddb4f21ce662911e03444

SHA256
21c2f78a2ba5891c4dbdc1b50283844c7720ecd3f1187fb9269015524cad2da2

SHA512
5d0f9eb9fcfe8a5d6c42db552d35411116ec0b405e747537a75fd50fb6e9f1d1fc1bf95c169c5ef7c2d217b7cc5d647a6ed36f130e0382a71f919c5e09ec7881

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

Filesize
4.0MB

MD5
b09ec6718a34a70a182f3412b89f6777

SHA1
e730645db18339897aeddb4f21ce662911e03444

SHA256
21c2f78a2ba5891c4dbdc1b50283844c7720ecd3f1187fb9269015524cad2da2

SHA512
5d0f9eb9fcfe8a5d6c42db552d35411116ec0b405e747537a75fd50fb6e9f1d1fc1bf95c169c5ef7c2d217b7cc5d647a6ed36f130e0382a71f919c5e09ec7881

Download Submit
\Users\Admin\AppData\Local\Temp\Starter.exe

Filesize
18KB

MD5
3d41fe66e7592eb35c5ef99a83fce2a4

SHA1
5dc2984ceb1a169b5571267159c43f1b0e5d757d

SHA256
7c58039db066e640a338ac6180adcf0b45cbfb9adaa7ae3b279d4628159c4198

SHA512
9ac687f2278f19265ae361eee6bbbe0234fed0d9b16c9f4524af8c9e1e131a51fddfa0a19cbbda9feb0b5ccf22ffaad97d5c425f179cb7d920dba66ad7f4e285

Download Submit
\Users\Admin\AppData\Local\Temp\start.exe

Filesize
4.0MB

MD5
b09ec6718a34a70a182f3412b89f6777

SHA1
e730645db18339897aeddb4f21ce662911e03444

SHA256
21c2f78a2ba5891c4dbdc1b50283844c7720ecd3f1187fb9269015524cad2da2

SHA512
5d0f9eb9fcfe8a5d6c42db552d35411116ec0b405e747537a75fd50fb6e9f1d1fc1bf95c169c5ef7c2d217b7cc5d647a6ed36f130e0382a71f919c5e09ec7881

Download Submit
\Users\Admin\AppData\Local\Temp\start.exe

Filesize
4.0MB

MD5
b09ec6718a34a70a182f3412b89f6777

SHA1
e730645db18339897aeddb4f21ce662911e03444

SHA256
21c2f78a2ba5891c4dbdc1b50283844c7720ecd3f1187fb9269015524cad2da2

SHA512
5d0f9eb9fcfe8a5d6c42db552d35411116ec0b405e747537a75fd50fb6e9f1d1fc1bf95c169c5ef7c2d217b7cc5d647a6ed36f130e0382a71f919c5e09ec7881

Download Submit
memory/1136-54-0x0000000000400000-0x0000000000AA9000-memory.dmp

Filesize
6.7MB

Download
memory/90188-75-0x00000000001C0000-0x00000000001CA000-memory.dmp

Filesize
40KB

Download
memory/90304-82-0x0000000001010000-0x0000000001DE9000-memory.dmp

Filesize
13.8MB

Download
memory/90304-86-0x0000000001010000-0x0000000001DE9000-memory.dmp

Filesize
13.8MB

Download
memory/90648-59-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/90648-61-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/90648-80-0x0000000006780000-0x0000000007559000-memory.dmp

Filesize
13.8MB

Download
memory/90648-81-0x0000000006780000-0x0000000007559000-memory.dmp

Filesize
13.8MB

Download
memory/90648-69-0x0000000075E41000-0x0000000075E43000-memory.dmp

Filesize
8KB

Download
memory/90648-67-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/90648-68-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

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