redline | 1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf

General

Target

1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe
Size

191KB
MD5

9a06d23974e9cf0cb052aef8aead3c6e
SHA1

5d61cd43b5be3dcb2f41898c91f336d043ba35a9
SHA256

1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf
SHA512

3cd8f08bdb5fbcdabbb23a4e06784816398895957d7efc991fe5955d2ce814b2f5bcba91101c357710de65bfaa99aa28fbfafb2b12a192e3f45a6c77c8f75266

Score

10^/10

redline ytstealer after8 infostealer spyware stealer upx

Malware Config

Extracted

Family

redline

Botnet

after8

C2

185.106.92.56:48079

Attributes

auth_value
cac85741280bc7db83835e5a0ca51c93

Signatures

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

RedLine payload 6 IoCs

resource	yara_rule
behavioral1/memory/1832-58-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1832-59-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1832-60-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1832-61-0x000000000041ADBE-mapping.dmp	family_redline
behavioral1/memory/1832-63-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral1/memory/1832-65-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

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

YTStealer payload 3 IoCs

resource	yara_rule
behavioral1/memory/1860-72-0x00000000002E0000-0x00000000010F1000-memory.dmp	family_ytstealer
behavioral1/memory/1860-73-0x00000000002E0000-0x00000000010F1000-memory.dmp	family_ytstealer
behavioral1/memory/1860-82-0x00000000002E0000-0x00000000010F1000-memory.dmp	family_ytstealer

Downloads MZ/PE file

Executes dropped EXE 1 IoCs

pid	Process
1860	333.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x00090000000142bf-67.dat	upx
behavioral1/files/0x00090000000142bf-68.dat	upx
behavioral1/files/0x00090000000142bf-70.dat	upx
behavioral1/memory/1860-72-0x00000000002E0000-0x00000000010F1000-memory.dmp	upx
behavioral1/memory/1860-73-0x00000000002E0000-0x00000000010F1000-memory.dmp	upx
behavioral1/memory/1860-82-0x00000000002E0000-0x00000000010F1000-memory.dmp	upx

Loads dropped DLL 2 IoCs

pid	Process
1832	vbc.exe
1832	vbc.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
Uses the VBS compiler for execution 1 TTPs

Scripting
T1064
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
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 1972 set thread context of 1832	1972	1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe	26

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1832	vbc.exe
1524	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1832	vbc.exe
Token: SeDebugPrivilege	1524	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 1832	1972	1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe	26
PID 1972 wrote to memory of 1832	1972	1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe	26
PID 1972 wrote to memory of 1832	1972	1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe	26
PID 1972 wrote to memory of 1832	1972	1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe	26
PID 1972 wrote to memory of 1832	1972	1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe	26
PID 1972 wrote to memory of 1832	1972	1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe	26
PID 1972 wrote to memory of 1832	1972	1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe	26
PID 1972 wrote to memory of 1832	1972	1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe	26
PID 1972 wrote to memory of 1832	1972	1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe	26
PID 1832 wrote to memory of 1860	1832	vbc.exe	28
PID 1832 wrote to memory of 1860	1832	vbc.exe	28
PID 1832 wrote to memory of 1860	1832	vbc.exe	28
PID 1832 wrote to memory of 1860	1832	vbc.exe	28
PID 1860 wrote to memory of 1524	1860	333.exe	29
PID 1860 wrote to memory of 1524	1860	333.exe	29
PID 1860 wrote to memory of 1524	1860	333.exe	29

C:\Users\Admin\AppData\Local\Temp\1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe
"C:\Users\Admin\AppData\Local\Temp\1a7c9d8e7b948a22d8f4fe7e5b104261b2c0dde0ae7e956abb0891b6e02d55cf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1832
- - C:\Users\Admin\AppData\Local\Temp\333.exe
    "C:\Users\Admin\AppData\Local\Temp\333.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:1860
  - - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell "" "Get-WmiObject Win32_PortConnector"
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1524

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

1

T1064

Persistence

Privilege Escalation

Defense Evasion

Scripting

Web Service

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\333.exe

Filesize
4.0MB

MD5
54759c68e5daf4d0195ccc4bd929b6ce

SHA1
4dd9a7932308baec2b2d9d5e87aca88a488ac74e

SHA256
7819f51ad0cc844210b83cc218fe2c750c87cfc6f0c21921a3ceebc62b76b060

SHA512
1ca17ba07d44b26e25e7594a33510d772079e754fa8c06cde97cc5ede4d5a40e2e5ba0605ea1b075ac3e4e3c167075dacbd86094d5e5861195d1376352572d12

Download Submit
\Users\Admin\AppData\Local\Temp\333.exe

Filesize
4.0MB

MD5
54759c68e5daf4d0195ccc4bd929b6ce

SHA1
4dd9a7932308baec2b2d9d5e87aca88a488ac74e

SHA256
7819f51ad0cc844210b83cc218fe2c750c87cfc6f0c21921a3ceebc62b76b060

SHA512
1ca17ba07d44b26e25e7594a33510d772079e754fa8c06cde97cc5ede4d5a40e2e5ba0605ea1b075ac3e4e3c167075dacbd86094d5e5861195d1376352572d12

Download Submit
\Users\Admin\AppData\Local\Temp\333.exe

Filesize
4.0MB

MD5
54759c68e5daf4d0195ccc4bd929b6ce

SHA1
4dd9a7932308baec2b2d9d5e87aca88a488ac74e

SHA256
7819f51ad0cc844210b83cc218fe2c750c87cfc6f0c21921a3ceebc62b76b060

SHA512
1ca17ba07d44b26e25e7594a33510d772079e754fa8c06cde97cc5ede4d5a40e2e5ba0605ea1b075ac3e4e3c167075dacbd86094d5e5861195d1376352572d12

Download Submit
memory/1524-75-0x000007FEFB801000-0x000007FEFB803000-memory.dmp

Filesize
8KB

Download
memory/1524-81-0x000000000257B000-0x000000000259A000-memory.dmp

Filesize
124KB

Download
memory/1524-80-0x0000000002574000-0x0000000002577000-memory.dmp

Filesize
12KB

Download
memory/1524-78-0x000000001B790000-0x000000001BA8F000-memory.dmp

Filesize
3.0MB

Download
memory/1524-79-0x0000000002574000-0x0000000002577000-memory.dmp

Filesize
12KB

Download
memory/1524-77-0x000007FEF2920000-0x000007FEF347D000-memory.dmp

Filesize
11.4MB

Download
memory/1524-76-0x000007FEF3480000-0x000007FEF3EA3000-memory.dmp

Filesize
10.1MB

Download
memory/1832-66-0x0000000075C01000-0x0000000075C03000-memory.dmp

Filesize
8KB

Download
memory/1832-65-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1832-55-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1832-71-0x0000000006D00000-0x0000000007B11000-memory.dmp

Filesize
14.1MB

Download
memory/1832-56-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1832-60-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1832-63-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1832-58-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1832-59-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/1860-72-0x00000000002E0000-0x00000000010F1000-memory.dmp

Filesize
14.1MB

Download
memory/1860-73-0x00000000002E0000-0x00000000010F1000-memory.dmp

Filesize
14.1MB

Download
memory/1860-82-0x00000000002E0000-0x00000000010F1000-memory.dmp

Filesize
14.1MB

Download
memory/1972-54-0x00000000012B0000-0x00000000012E6000-memory.dmp

Filesize
216KB

Download

Analysis

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