redline | b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1

Analysis

max time kernel
140s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
21/06/2024, 01:30

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General

Target

b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe
Size

439KB
MD5

b2f5d04fc1d63f47ec7cdc2b326b7e83
SHA1

7bf70f68204b0d905d18b1f94d86088f16a15d1f
SHA256

b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1
SHA512

23ab37f544227a863c22ab4aaeb2a80986f5bd75e12a2a41f2cf4ddb0cba0fce20f7560dee6e65cad8f022a1cd616bab2c59722213803d12b699151dc2cfaa3a
SSDEEP

6144:8gNhEV5pZ5BXmp4pEEEXI/ajDfJFb7uNmrkbBlpNezk3g7wZXlQkEDFGqymjv:8gjEV5pZ5hwTuNma8ow7glOsGjv

Score

10^/10

redline risepro stealc vidar discovery infostealer spyware stealer

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

https://t.me/memve4erin

https://steamcommunity.com/profiles/76561199699680841

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0

Signatures

Detect Vidar Stealer 13 IoCs

stealer

resource	yara_rule
behavioral2/memory/2128-0-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-3-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-5-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-6-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-7-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-17-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-18-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-26-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-27-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-43-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-44-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-100-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2128-101-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral2/files/0x000b00000002356f-74.dat	family_redline
behavioral2/memory/1176-83-0x00000000009F0000-0x0000000000A52000-memory.dmp	family_redline

RisePro
RisePro stealer is an infostealer distributed by PrivateLoader.
stealer risepro
Stealc
Stealc is an infostealer written in C++.
stealer stealc
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\Control Panel\International\Geo\Nation	RegAsm.exe

Executes dropped EXE 3 IoCs

pid	Process
4936	FIIDBKJJDG.exe
1176	BKJEGDGIJE.exe
4512	AAKJKJDGCG.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
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
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
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

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2024 set thread context of 2128	2024	b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe	88
PID 4936 set thread context of 4884	4936	FIIDBKJJDG.exe	104
PID 4512 set thread context of 1060	4512	AAKJKJDGCG.exe	111

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 3 IoCs

pid	pid_target	Process	procid_target
2160	2024	WerFault.exe	87
4656	4936	WerFault.exe	102
3908	4512	WerFault.exe	109

Checks processor information in registry 2 TTPs 1 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	RegAsm.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4900	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2128	RegAsm.exe
2128	RegAsm.exe
2128	RegAsm.exe
2128	RegAsm.exe
1176	BKJEGDGIJE.exe
1176	BKJEGDGIJE.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1176	BKJEGDGIJE.exe
Token: SeBackupPrivilege	1176	BKJEGDGIJE.exe
Token: SeSecurityPrivilege	1176	BKJEGDGIJE.exe
Token: SeSecurityPrivilege	1176	BKJEGDGIJE.exe
Token: SeSecurityPrivilege	1176	BKJEGDGIJE.exe
Token: SeSecurityPrivilege	1176	BKJEGDGIJE.exe

Suspicious use of WriteProcessMemory 46 IoCs

description	pid	Process	procid_target
PID 2024 wrote to memory of 2128	2024	b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe	88
PID 2024 wrote to memory of 2128	2024	b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe	88
PID 2024 wrote to memory of 2128	2024	b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe	88
PID 2024 wrote to memory of 2128	2024	b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe	88
PID 2024 wrote to memory of 2128	2024	b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe	88
PID 2024 wrote to memory of 2128	2024	b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe	88
PID 2024 wrote to memory of 2128	2024	b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe	88
PID 2024 wrote to memory of 2128	2024	b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe	88
PID 2024 wrote to memory of 2128	2024	b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe	88
PID 2128 wrote to memory of 4936	2128	RegAsm.exe	102
PID 2128 wrote to memory of 4936	2128	RegAsm.exe	102
PID 2128 wrote to memory of 4936	2128	RegAsm.exe	102
PID 4936 wrote to memory of 4884	4936	FIIDBKJJDG.exe	104
PID 4936 wrote to memory of 4884	4936	FIIDBKJJDG.exe	104
PID 4936 wrote to memory of 4884	4936	FIIDBKJJDG.exe	104
PID 4936 wrote to memory of 4884	4936	FIIDBKJJDG.exe	104
PID 4936 wrote to memory of 4884	4936	FIIDBKJJDG.exe	104
PID 4936 wrote to memory of 4884	4936	FIIDBKJJDG.exe	104
PID 4936 wrote to memory of 4884	4936	FIIDBKJJDG.exe	104
PID 4936 wrote to memory of 4884	4936	FIIDBKJJDG.exe	104
PID 4936 wrote to memory of 4884	4936	FIIDBKJJDG.exe	104
PID 4936 wrote to memory of 4884	4936	FIIDBKJJDG.exe	104
PID 2128 wrote to memory of 1176	2128	RegAsm.exe	107
PID 2128 wrote to memory of 1176	2128	RegAsm.exe	107
PID 2128 wrote to memory of 1176	2128	RegAsm.exe	107
PID 2128 wrote to memory of 4512	2128	RegAsm.exe	109
PID 2128 wrote to memory of 4512	2128	RegAsm.exe	109
PID 2128 wrote to memory of 4512	2128	RegAsm.exe	109
PID 4512 wrote to memory of 1064	4512	AAKJKJDGCG.exe	110
PID 4512 wrote to memory of 1064	4512	AAKJKJDGCG.exe	110
PID 4512 wrote to memory of 1064	4512	AAKJKJDGCG.exe	110
PID 4512 wrote to memory of 1060	4512	AAKJKJDGCG.exe	111
PID 4512 wrote to memory of 1060	4512	AAKJKJDGCG.exe	111
PID 4512 wrote to memory of 1060	4512	AAKJKJDGCG.exe	111
PID 4512 wrote to memory of 1060	4512	AAKJKJDGCG.exe	111
PID 4512 wrote to memory of 1060	4512	AAKJKJDGCG.exe	111
PID 4512 wrote to memory of 1060	4512	AAKJKJDGCG.exe	111
PID 4512 wrote to memory of 1060	4512	AAKJKJDGCG.exe	111
PID 4512 wrote to memory of 1060	4512	AAKJKJDGCG.exe	111
PID 4512 wrote to memory of 1060	4512	AAKJKJDGCG.exe	111
PID 2128 wrote to memory of 2276	2128	RegAsm.exe	115
PID 2128 wrote to memory of 2276	2128	RegAsm.exe	115
PID 2128 wrote to memory of 2276	2128	RegAsm.exe	115
PID 2276 wrote to memory of 4900	2276	cmd.exe	117
PID 2276 wrote to memory of 4900	2276	cmd.exe	117
PID 2276 wrote to memory of 4900	2276	cmd.exe	117

C:\Users\Admin\AppData\Local\Temp\b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe
"C:\Users\Admin\AppData\Local\Temp\b4ed59f2391034891fe8af87450a34eaca1518b400182554e392845f0d21e7a1.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2024
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Checks computer location settings
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2128
- - C:\ProgramData\FIIDBKJJDG.exe
    "C:\ProgramData\FIIDBKJJDG.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4936
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      PID:4884
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4936 -s 252
      4⤵
      Program crash
      PID:4656
- - C:\ProgramData\BKJEGDGIJE.exe
    "C:\ProgramData\BKJEGDGIJE.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1176
- - C:\ProgramData\AAKJKJDGCG.exe
    "C:\ProgramData\AAKJKJDGCG.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4512
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      PID:1064
  - - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      4⤵
      PID:1060
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4512 -s 296
      4⤵
      Program crash
      PID:3908
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\DHJEBGIEBFIJ" & exit
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2276
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      Delays execution with timeout.exe
      PID:4900
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 252
  2⤵
  - Program crash
  PID:2160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2024 -ip 2024
1⤵
PID:1852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4936 -ip 4936
1⤵
PID:4284

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4512 -ip 4512
1⤵
PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

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:\ProgramData\AAKJKJDGCG.exe

Filesize
525KB

MD5
555259d9ac1f9da27667485bfc3ab9af

SHA1
59d61d0aa693f28ba68b0de8fd3b11dc206b76c4

SHA256
fa4491dbe5eb3d35c9f5884d746235769999d536d30033f4cf38633ce2343ede

SHA512
ee1e2b3ca43eff5384298c251f1f0b6184a8a892410f998e40202dbc1376da45a1af3643fd5f490c3cd3f1f5fd420759a121c892f969e016d2c0daf11209e45b

Download Submit
C:\ProgramData\BKJEGDGIJE.exe

Filesize
374KB

MD5
4adf8628310c11bc5929175855d16cb6

SHA1
10e2317fedbd27741212e89e0c2a1333bc775472

SHA256
6f1f0ff69f7bf28a1116549249353fcbf944d8d559aaf9c3ecefddb08e341106

SHA512
b3e5b61a6538fe9c14a40e9e144c0be6ea2b5b921d6f3158204a5ae408435191467a0d0054867199f4b0923d040d453f874ff1c004170aac57824171fe063734

Download Submit
C:\ProgramData\FIIDBKJJDG.exe

Filesize
1.8MB

MD5
9f7d8785aa5e359848ebe4d771f3de8d

SHA1
70161505853a4cb3b2dc7eb690bde8b0f23b4d82

SHA256
9cf43d480f6319717934b1a3f97682a4454c1742e2409aa416ba719e606c34ca

SHA512
b26659c8e24baf0b489198eb28aafa4e29b5728432f522d22202fb5c3d288bd2e33aec88feca1d84b56d42f2dbb369ef517c37815f2c216bae4722bd5dd7700e

Download Submit
memory/1060-98-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1060-99-0x0000000000400000-0x0000000000454000-memory.dmp

Filesize
336KB

Download
memory/1176-107-0x0000000009070000-0x00000000090D6000-memory.dmp

Filesize
408KB

Download
memory/1176-85-0x0000000005BC0000-0x0000000006164000-memory.dmp

Filesize
5.6MB

Download
memory/1176-105-0x00000000082F0000-0x000000000832C000-memory.dmp

Filesize
240KB

Download
memory/1176-104-0x0000000008290000-0x00000000082A2000-memory.dmp

Filesize
72KB

Download
memory/1176-103-0x0000000008350000-0x000000000845A000-memory.dmp

Filesize
1.0MB

Download
memory/1176-83-0x00000000009F0000-0x0000000000A52000-memory.dmp

Filesize
392KB

Download
memory/1176-102-0x00000000087E0000-0x0000000008DF8000-memory.dmp

Filesize
6.1MB

Download
memory/1176-84-0x0000000002E00000-0x0000000002E20000-memory.dmp

Filesize
128KB

Download
memory/1176-108-0x00000000094A0000-0x0000000009516000-memory.dmp

Filesize
472KB

Download
memory/1176-109-0x0000000009440000-0x000000000945E000-memory.dmp

Filesize
120KB

Download
memory/1176-110-0x0000000009E20000-0x0000000009FE2000-memory.dmp

Filesize
1.8MB

Download
memory/1176-87-0x00000000054A0000-0x00000000054AA000-memory.dmp

Filesize
40KB

Download
memory/1176-86-0x00000000054C0000-0x0000000005552000-memory.dmp

Filesize
584KB

Download
memory/1176-106-0x0000000008460000-0x00000000084AC000-memory.dmp

Filesize
304KB

Download
memory/1176-111-0x000000000AFD0000-0x000000000B4FC000-memory.dmp

Filesize
5.2MB

Download
memory/1176-82-0x000000007221E000-0x000000007221F000-memory.dmp

Filesize
4KB

Download
memory/2024-1-0x0000000001340000-0x0000000001341000-memory.dmp

Filesize
4KB

Download
memory/2128-27-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-9-0x000000001B8C0000-0x000000001BB1F000-memory.dmp

Filesize
2.4MB

Download
memory/2128-0-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-3-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-5-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-6-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-44-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-100-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-101-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-43-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-26-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-18-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-17-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/2128-7-0x0000000000400000-0x0000000000648000-memory.dmp

Filesize
2.3MB

Download
memory/4884-66-0x0000000000400000-0x0000000000596000-memory.dmp

Filesize
1.6MB

Download
memory/4884-64-0x0000000000400000-0x0000000000596000-memory.dmp

Filesize
1.6MB

Download
memory/4884-67-0x0000000000400000-0x0000000000596000-memory.dmp

Filesize
1.6MB

Download
memory/4884-69-0x0000000000400000-0x0000000000596000-memory.dmp

Filesize
1.6MB

Download
memory/4936-65-0x0000000000FB0000-0x0000000000FB1000-memory.dmp

Filesize
4KB

Download