redline | 09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24

General

Target

09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24.exe
Size

1.9MB
MD5

19dbb47666f2eb1bb2889c42fc2fd3db
SHA1

0eeeef0203c5e51e07f521ff4d8d29a422319316
SHA256

09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24
SHA512

8311734676547436fc48423f7481ce1499003934cba291720b841779dbca9041914d58d9958f5b94a15a5c32e7c45ebea439886f0d51b61584280ebd7b782856
SSDEEP

49152:YI4RI1ayrqA8h2uJeRoWHDyct4BhbXjz1xfc242:YbLUqDh2uiSS4BlXnbk2V

Score

10^/10

redline bild1 discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

bild1

C2

193.233.132.169:37732

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline
Executes dropped EXE 2 IoCs

Processes:

work.exefeswa.exe

pid process

2712 work.exe
2560 feswa.exe
Loads dropped DLL 5 IoCs

Processes:

cmd.exework.exe

pid process

2576 cmd.exe
2712 work.exe
2712 work.exe
2712 work.exe
2712 work.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
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 NtSetInformationThreadHideFromDebugger 2 IoCs

Processes:

feswa.exe

pid process

2560 feswa.exe
2560 feswa.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2712	work.exe
2560	feswa.exe

pid	process
2576	cmd.exe
2712	work.exe
2712	work.exe
2712	work.exe
2712	work.exe

pid	process
2560	feswa.exe
2560	feswa.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

Processes:

feswa.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064	feswa.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\F1A578C4CB5DE79A370893983FD4DA8B67B2B064\Blob = 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	feswa.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

feswa.exe

pid process

2560 feswa.exe
2560 feswa.exe
2560 feswa.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

feswa.exe

description pid process

Token: SeDebugPrivilege 2560 feswa.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

feswa.exe

pid process

2560 feswa.exe

pid	process
2560	feswa.exe
2560	feswa.exe
2560	feswa.exe

description	pid	process
Token: SeDebugPrivilege	2560	feswa.exe

pid	process
2560	feswa.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24.execmd.exework.exe

description	pid	process	target process
PID 2644 wrote to memory of 2576	2644	09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24.exe	cmd.exe
PID 2644 wrote to memory of 2576	2644	09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24.exe	cmd.exe
PID 2644 wrote to memory of 2576	2644	09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24.exe	cmd.exe
PID 2644 wrote to memory of 2576	2644	09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24.exe	cmd.exe
PID 2576 wrote to memory of 2712	2576	cmd.exe	work.exe
PID 2576 wrote to memory of 2712	2576	cmd.exe	work.exe
PID 2576 wrote to memory of 2712	2576	cmd.exe	work.exe
PID 2576 wrote to memory of 2712	2576	cmd.exe	work.exe
PID 2712 wrote to memory of 2560	2712	work.exe	feswa.exe
PID 2712 wrote to memory of 2560	2712	work.exe	feswa.exe
PID 2712 wrote to memory of 2560	2712	work.exe	feswa.exe
PID 2712 wrote to memory of 2560	2712	work.exe	feswa.exe

C:\Users\Admin\AppData\Local\Temp\09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24.exe
"C:\Users\Admin\AppData\Local\Temp\09570f445a9a80479957a36ea2e038800d5a01acf338793274f936c108f21f24.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2644

C:\Windows\SysWOW64\cmd.exe
cmd /c ""C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.bat" "
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2576

C:\Users\Admin\AppData\Local\Temp\RarSFX0\work.exe
work.exe -priverdD
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2712

C:\Users\Admin\AppData\Local\Temp\RarSFX1\feswa.exe
"C:\Users\Admin\AppData\Local\Temp\RarSFX1\feswa.exe"
4⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2560

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Subvert Trust Controls

1

T1553

Install Root Certificate

Modify Registry

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\RarSFX0\1.bat
Filesize
35B

MD5
ff59d999beb970447667695ce3273f75

SHA1
316fa09f467ba90ac34a054daf2e92e6e2854ff8

SHA256
065d2b17ad499587dc9de7ee9ecda4938b45da1df388bc72e6627dff220f64d2

SHA512
d5ac72cb065a3cd3cb118a69a2f356314eeed24dcb4880751e1a3683895e66cedc62607967e29f77a0c27adf1c9fe0efd86e804f693f0a63a5b51b0bf0056b5d

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX0\work.exe
Filesize
1.6MB

MD5
db5af0b8f6e4bdb07b5bec9fb8de1b7f

SHA1
c13e24f41335e760a568f90866d12db7a6e22c40

SHA256
b7f10a2008a274bdff2ebcb2d62988346111eb4c599a0c0ad8f7a663e5829a3f

SHA512
c2a98ea04ceabab081f518d1d7ec64926e84767e6a34d09e9af407aab6b1fb82c8b983c29da2369646d6af9dddfa3ea893fe414615a67ff43a225fa32cd3caa8

Download Submit
C:\Users\Admin\AppData\Local\Temp\RarSFX1\feswa.exe
Filesize
1.3MB

MD5
28cbe77f47c6e613c90cf1b449051bf2

SHA1
f61c1774d50580f45fb5572f6692704450017422

SHA256
ec44944da55ed605aa11199b62fa6ba170155d4a67f263a75888c61b6648b813

SHA512
a622db347065565460c21b1b2eca70b4e5a4ee2ff8c97b7f955a96ed17c3791b0d0495b175580fddb661199f09524a1b6b75aaf5e2a2d33277f46cca75d55f07

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tmp165F.tmp
Filesize
2KB

MD5
1420d30f964eac2c85b2ccfe968eebce

SHA1
bdf9a6876578a3e38079c4f8cf5d6c79687ad750

SHA256
f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

SHA512
6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

Download Submit
memory/2560-39-0x00000000003E0000-0x00000000007B4000-memory.dmp

Filesize
3.8MB

Download
memory/2560-40-0x00000000003E0000-0x00000000007B4000-memory.dmp

Filesize
3.8MB

Download
memory/2560-41-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2560-42-0x0000000003420000-0x0000000003460000-memory.dmp

Filesize
256KB

Download
memory/2560-59-0x00000000003E0000-0x00000000007B4000-memory.dmp

Filesize
3.8MB

Download
memory/2560-60-0x00000000744E0000-0x0000000074BCE000-memory.dmp

Filesize
6.9MB

Download
memory/2712-36-0x00000000041C0000-0x0000000004594000-memory.dmp

Filesize
3.8MB

Download
memory/2712-37-0x00000000041C0000-0x0000000004594000-memory.dmp

Filesize
3.8MB

Download

Analysis

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