redline | 1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82

General

Target

1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82.exe
Size

535KB
MD5

e8044811a519efedf5f741f8dea51054
SHA1

e5990801addd056f1cdf0d67ab8fb030d4bfb2c0
SHA256

1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82
SHA512

b820bfa82c06e9b54a6a533150463c6a7dfb24607c8e74dbeb4aa410b685121e9aca1bc03bf18cd2429001dafccc71b2282c7e9776e53e1b2e7b181cc4295fe9
SSDEEP

12288:vMrEy90Mvlh6fGwSDwKj3Gk7cdcFukwLddGZvH6B:ryrif8cq3IdcAkwHsvHm

Score

10^/10

redline dunm discovery evasion infostealer persistence spyware stealer trojan

Malware Config

Extracted

Family

redline

Botnet

dunm

C2

193.233.20.12:4132

Attributes

auth_value
352959e3707029296ec94306d74e2334

Signatures

Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs

evasion trojan

Modify Registry

T1112

Modify Existing Service

T1031

Disabling Security Tools

T1089

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection	stw61.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1"	stw61.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1"	stw61.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1"	stw61.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1"	stw61.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1"	stw61.exe

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

Executes dropped EXE 4 IoCs

pid	Process
4680	vNo11.exe
4600	dNZ58.exe
2108	nTg83fV.exe
4756	stw61.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

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0"	stw61.exe

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 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	vNo11.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	vNo11.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82.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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1780	4600	WerFault.exe	84

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4600	dNZ58.exe
4600	dNZ58.exe
2108	nTg83fV.exe
2108	nTg83fV.exe
4756	stw61.exe
4756	stw61.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4600	dNZ58.exe
Token: SeDebugPrivilege	2108	nTg83fV.exe
Token: SeDebugPrivilege	4756	stw61.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4720 wrote to memory of 4680	4720	1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82.exe	83
PID 4720 wrote to memory of 4680	4720	1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82.exe	83
PID 4720 wrote to memory of 4680	4720	1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82.exe	83
PID 4680 wrote to memory of 4600	4680	vNo11.exe	84
PID 4680 wrote to memory of 4600	4680	vNo11.exe	84
PID 4680 wrote to memory of 4600	4680	vNo11.exe	84
PID 4680 wrote to memory of 2108	4680	vNo11.exe	87
PID 4680 wrote to memory of 2108	4680	vNo11.exe	87
PID 4680 wrote to memory of 2108	4680	vNo11.exe	87
PID 4720 wrote to memory of 4756	4720	1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82.exe	95
PID 4720 wrote to memory of 4756	4720	1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82.exe	95

C:\Users\Admin\AppData\Local\Temp\1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82.exe
"C:\Users\Admin\AppData\Local\Temp\1f9aa3a8a3318badf77bc60206b28f3d77660d6b2a149b0366a9f6ac25944c82.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4720
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vNo11.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vNo11.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:4680
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dNZ58.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dNZ58.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4600
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4600 -s 1328
      4⤵
      Program crash
      PID:1780
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nTg83fV.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nTg83fV.exe
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2108
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\stw61.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\stw61.exe
  2⤵
  - Modifies Windows Defender Real-time Protection settings
  - Executes dropped EXE
  - Windows security modification
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4600 -ip 4600
1⤵
PID:2024

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Disabling Security Tools

Modify Registry

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\stw61.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\stw61.exe

Filesize
11KB

MD5
7e93bacbbc33e6652e147e7fe07572a0

SHA1
421a7167da01c8da4dc4d5234ca3dd84e319e762

SHA256
850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

SHA512
250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vNo11.exe

Filesize
431KB

MD5
54cdf4804f968c43d3a9c3002462af11

SHA1
353cd9718f70c651b0c8f382b3f559663d19c9c1

SHA256
d44e4269040d6a338e78b09df20e8566f1f6732e7f849a98c20f68d650488fe5

SHA512
38c06afa7d9145b9bee208e1adf7041859bb782a144d192a4ee97462fc5a27ce75cf93025f5bdd4ff4f36c2b95ca4bc37e93330b813d4463f94a512cb498034a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vNo11.exe

Filesize
431KB

MD5
54cdf4804f968c43d3a9c3002462af11

SHA1
353cd9718f70c651b0c8f382b3f559663d19c9c1

SHA256
d44e4269040d6a338e78b09df20e8566f1f6732e7f849a98c20f68d650488fe5

SHA512
38c06afa7d9145b9bee208e1adf7041859bb782a144d192a4ee97462fc5a27ce75cf93025f5bdd4ff4f36c2b95ca4bc37e93330b813d4463f94a512cb498034a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dNZ58.exe

Filesize
292KB

MD5
94b0391a774cbe480e42460c3af72cc4

SHA1
53748da7c20dc63b0afc840b691def7ee5534c93

SHA256
0fc8b4ab7e4dbad105dbd85cbf26883ef2600db625c54628ba8ce13d897e571e

SHA512
067f831d54d534e074f6b73bece5c14dd461946603c77a3b19ea14e29785a930542f4c6a5c158c9c155ed87030d6b36c9da954ad5cc680f68b7e2922cafc51d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\dNZ58.exe

Filesize
292KB

MD5
94b0391a774cbe480e42460c3af72cc4

SHA1
53748da7c20dc63b0afc840b691def7ee5534c93

SHA256
0fc8b4ab7e4dbad105dbd85cbf26883ef2600db625c54628ba8ce13d897e571e

SHA512
067f831d54d534e074f6b73bece5c14dd461946603c77a3b19ea14e29785a930542f4c6a5c158c9c155ed87030d6b36c9da954ad5cc680f68b7e2922cafc51d0

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nTg83fV.exe

Filesize
175KB

MD5
69f79e05d0c83aee310d9adfe5aa7f2b

SHA1
485c490180380051a14316564fbda07723be11b1

SHA256
c41dc7f6cc752595337cd7f209f923b43b061b201c6ab4dc02151afb90cd66e2

SHA512
f1789a74aeb83867c37ddeadcd06cddfc1454a94fcc122b35d67b0309b46742b9a6611e4c3e583baa90a3fd456e45c75ae5f1a206f6e4500c1f3f8ddf5e47b42

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\nTg83fV.exe

Filesize
175KB

MD5
69f79e05d0c83aee310d9adfe5aa7f2b

SHA1
485c490180380051a14316564fbda07723be11b1

SHA256
c41dc7f6cc752595337cd7f209f923b43b061b201c6ab4dc02151afb90cd66e2

SHA512
f1789a74aeb83867c37ddeadcd06cddfc1454a94fcc122b35d67b0309b46742b9a6611e4c3e583baa90a3fd456e45c75ae5f1a206f6e4500c1f3f8ddf5e47b42

Download Submit
memory/2108-160-0x0000000000040000-0x0000000000072000-memory.dmp

Filesize
200KB

Download
memory/4600-148-0x0000000006540000-0x00000000065B6000-memory.dmp

Filesize
472KB

Download
memory/4600-155-0x0000000000641000-0x000000000066F000-memory.dmp

Filesize
184KB

Download
memory/4600-144-0x0000000005A90000-0x0000000005AA2000-memory.dmp

Filesize
72KB

Download
memory/4600-145-0x0000000005AB0000-0x0000000005AEC000-memory.dmp

Filesize
240KB

Download
memory/4600-146-0x0000000005DA0000-0x0000000005E06000-memory.dmp

Filesize
408KB

Download
memory/4600-147-0x0000000006450000-0x00000000064E2000-memory.dmp

Filesize
584KB

Download
memory/4600-149-0x00000000065D0000-0x0000000006620000-memory.dmp

Filesize
320KB

Download
memory/4600-150-0x0000000000641000-0x000000000066F000-memory.dmp

Filesize
184KB

Download
memory/4600-151-0x0000000000580000-0x00000000005CB000-memory.dmp

Filesize
300KB

Download
memory/4600-152-0x0000000000400000-0x000000000057B000-memory.dmp

Filesize
1.5MB

Download
memory/4600-153-0x0000000006780000-0x0000000006942000-memory.dmp

Filesize
1.8MB

Download
memory/4600-154-0x0000000006960000-0x0000000006E8C000-memory.dmp

Filesize
5.2MB

Download
memory/4600-143-0x0000000005950000-0x0000000005A5A000-memory.dmp

Filesize
1.0MB

Download
memory/4600-156-0x0000000000400000-0x000000000057B000-memory.dmp

Filesize
1.5MB

Download
memory/4600-142-0x00000000052C0000-0x00000000058D8000-memory.dmp

Filesize
6.1MB

Download
memory/4600-141-0x0000000004D10000-0x00000000052B4000-memory.dmp

Filesize
5.6MB

Download
memory/4600-140-0x0000000000400000-0x000000000057B000-memory.dmp

Filesize
1.5MB

Download
memory/4600-139-0x0000000000580000-0x00000000005CB000-memory.dmp

Filesize
300KB

Download
memory/4600-138-0x0000000000641000-0x000000000066F000-memory.dmp

Filesize
184KB

Download
memory/4756-164-0x00000000005E0000-0x00000000005EA000-memory.dmp

Filesize
40KB

Download
memory/4756-165-0x00007FF9D3660000-0x00007FF9D4121000-memory.dmp

Filesize
10.8MB

Download
memory/4756-166-0x00007FF9D3660000-0x00007FF9D4121000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads