redline | 3b8a0e651f85c67f1a987e0d413e2ca21acb382bafe17f69306b30d97bf9bce9

Analysis

max time kernel
114s
max time network
94s
platform
windows7_x64
resource
win7v20210410
submitted
25/06/2021, 07:30

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General

Target
8e3ed904b5b3239566ca0e41cd48910d.exe
Size 174KB
Sample210625-blt257c4vx
SHA256 3b8a0e651f85c67f1a987e0d413e2ca21acb382bafe17f69306b30d97bf9bce9
MD5 8e3ed904b5b3239566ca0e41cd48910d
SHA1 836e9d13bdc79b9e2138538217e6012601e794b1
SHA512 fdfc93959d1cff7bec43b832cfd6cc4523f65961d93008236545f6bed55c19b9d76fd2f4be93fd547520d622b501b46a4824fee190398fb90767e79892ffbcb5
MD5 SHA1 SHA512

Score

10^/10

redline discovery infostealer persistence spyware stealer

Malware Config

Signatures

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

RedLine Payload 2 IoCs

resource	yara_rule
behavioral1/memory/568-88-0x0000000000220000-0x000000000026E000-memory.dmp	family_redline
behavioral1/memory/968-103-0x00000000005A0000-0x00000000005E4000-memory.dmp	family_redline

Executes dropped EXE 6 IoCs

pid	Process
1684	7495067.exe
1532	5043338.exe
568	7415820.exe
968	2259845.exe
1936	WinHoster.exe
988	4466133.exe

Loads dropped DLL 1 IoCs

pid	Process
1532	5043338.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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinHost = "C:\\Users\\Admin\\AppData\\Roaming\\WinHost\\WinHoster.exe"	5043338.exe

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
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
788	1684	WerFault.exe	29

Modifies system certificate store 2 TTPs 4 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	8e3ed904b5b3239566ca0e41cd48910d.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	8e3ed904b5b3239566ca0e41cd48910d.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	8e3ed904b5b3239566ca0e41cd48910d.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	8e3ed904b5b3239566ca0e41cd48910d.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

pid	Process
788	WerFault.exe
788	WerFault.exe
788	WerFault.exe
788	WerFault.exe
788	WerFault.exe
988	4466133.exe
968	2259845.exe
968	2259845.exe
568	7415820.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
788	WerFault.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	1096	8e3ed904b5b3239566ca0e41cd48910d.exe
Token: SeDebugPrivilege	788	WerFault.exe
Token: SeDebugPrivilege	988	4466133.exe
Token: SeDebugPrivilege	968	2259845.exe
Token: SeDebugPrivilege	568	7415820.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1096 wrote to memory of 1684	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	29
PID 1096 wrote to memory of 1684	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	29
PID 1096 wrote to memory of 1684	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	29
PID 1096 wrote to memory of 1532	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	30
PID 1096 wrote to memory of 1532	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	30
PID 1096 wrote to memory of 1532	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	30
PID 1096 wrote to memory of 1532	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	30
PID 1684 wrote to memory of 788	1684	7495067.exe	31
PID 1684 wrote to memory of 788	1684	7495067.exe	31
PID 1684 wrote to memory of 788	1684	7495067.exe	31
PID 1096 wrote to memory of 568	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	32
PID 1096 wrote to memory of 568	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	32
PID 1096 wrote to memory of 568	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	32
PID 1096 wrote to memory of 568	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	32
PID 1096 wrote to memory of 968	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	33
PID 1096 wrote to memory of 968	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	33
PID 1096 wrote to memory of 968	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	33
PID 1096 wrote to memory of 968	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	33
PID 1532 wrote to memory of 1936	1532	5043338.exe	34
PID 1532 wrote to memory of 1936	1532	5043338.exe	34
PID 1532 wrote to memory of 1936	1532	5043338.exe	34
PID 1532 wrote to memory of 1936	1532	5043338.exe	34
PID 1096 wrote to memory of 988	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	35
PID 1096 wrote to memory of 988	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	35
PID 1096 wrote to memory of 988	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	35
PID 1096 wrote to memory of 988	1096	8e3ed904b5b3239566ca0e41cd48910d.exe	35

C:\Users\Admin\AppData\Local\Temp\8e3ed904b5b3239566ca0e41cd48910d.exe
"C:\Users\Admin\AppData\Local\Temp\8e3ed904b5b3239566ca0e41cd48910d.exe"
1⤵
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1096
- C:\Users\Admin\AppData\Roaming\7495067.exe
  "C:\Users\Admin\AppData\Roaming\7495067.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1684
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 1684 -s 640
    3⤵
    - Program crash
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of AdjustPrivilegeToken
    PID:788
- C:\Users\Admin\AppData\Roaming\5043338.exe
  "C:\Users\Admin\AppData\Roaming\5043338.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1532
- - C:\Users\Admin\AppData\Roaming\WinHost\WinHoster.exe
    "C:\Users\Admin\AppData\Roaming\WinHost\WinHoster.exe"
    3⤵
    - Executes dropped EXE
    PID:1936
- C:\Users\Admin\AppData\Roaming\7415820.exe
  "C:\Users\Admin\AppData\Roaming\7415820.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:568
- C:\Users\Admin\AppData\Roaming\2259845.exe
  "C:\Users\Admin\AppData\Roaming\2259845.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:968
- C:\Users\Admin\AppData\Roaming\4466133.exe
  "C:\Users\Admin\AppData\Roaming\4466133.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:988

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Install Root Certificate

T1130

Modify Registry

T1112

Web Service

T1102

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/568-92-0x0000000000280000-0x0000000000281000-memory.dmp

Download

memory/568-88-0x0000000000220000-0x000000000026E000-memory.dmp

Download

memory/568-114-0x0000000004890000-0x0000000004891000-memory.dmp

Download

memory/568-83-0x00000000001C0000-0x00000000001C1000-memory.dmp

Download

memory/568-85-0x00000000003B0000-0x00000000003B1000-memory.dmp

Download

memory/788-93-0x00000000001A0000-0x00000000001A1000-memory.dmp

Download

memory/788-78-0x000007FEFB6B1000-0x000007FEFB6B3000-memory.dmp

Download

memory/968-103-0x00000000005A0000-0x00000000005E4000-memory.dmp

Download

memory/968-105-0x0000000000500000-0x0000000000501000-memory.dmp

Download

memory/968-116-0x0000000000B90000-0x0000000000B91000-memory.dmp

Download

memory/968-94-0x0000000000E90000-0x0000000000E91000-memory.dmp

Download

memory/968-96-0x00000000003F0000-0x00000000003F1000-memory.dmp

Download

memory/988-119-0x00000000003C0000-0x00000000003C1000-memory.dmp

Download

memory/988-118-0x0000000000390000-0x0000000000391000-memory.dmp

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memory/988-117-0x00000000005A0000-0x00000000005DE000-memory.dmp

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memory/988-112-0x00000000001E0000-0x00000000001E1000-memory.dmp

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memory/988-109-0x0000000001110000-0x0000000001111000-memory.dmp

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memory/1096-63-0x0000000000890000-0x00000000008AF000-memory.dmp

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memory/1096-62-0x00000000004E0000-0x00000000004E1000-memory.dmp

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memory/1096-60-0x0000000001190000-0x0000000001191000-memory.dmp

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memory/1096-64-0x00000000008B0000-0x00000000008B1000-memory.dmp

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memory/1096-65-0x000000001AF10000-0x000000001AF12000-memory.dmp

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memory/1532-79-0x00000000004C0000-0x00000000004D0000-memory.dmp

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memory/1532-76-0x00000000004B0000-0x00000000004B1000-memory.dmp

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memory/1532-74-0x0000000000E40000-0x0000000000E41000-memory.dmp

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memory/1532-86-0x0000000000510000-0x0000000000511000-memory.dmp

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memory/1684-69-0x0000000000120000-0x0000000000121000-memory.dmp

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memory/1684-91-0x000000001B1F0000-0x000000001B1F2000-memory.dmp

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memory/1936-115-0x00000000049F0000-0x00000000049F1000-memory.dmp

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memory/1936-101-0x0000000000AD0000-0x0000000000AD1000-memory.dmp

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