redline | 8100d138756d6c3005dd271e8f5b4c8b14ce644f636682fba0260db30d19cd4e

General

Target

downloadmanager.exe
Size

1.6MB
MD5

e1763a135579c63c42826936e44e8fa0
SHA1

d5975f995a2c6b7ae0de61ff6c872446463f7ed8
SHA256

8100d138756d6c3005dd271e8f5b4c8b14ce644f636682fba0260db30d19cd4e
SHA512

aa3ecdc074a428b3a7870b4dfe1fc9427299d64412b764e16bd14bc020eea16743578490ed172f35af172dc1eac3d72cf965a803dafec2a701ac22a7cd4de24d

Score

10^/10

redline discovery infostealer spyware stealer

Malware Config

Signatures

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

RedLine Payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4396-119-0x0000000002450000-0x000000000246D000-memory.dmp	family_redline
behavioral2/memory/4396-121-0x0000000002610000-0x000000000262C000-memory.dmp	family_redline

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
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 1 IoCs

Processes:

downloadmanager.exe

description pid process target process

PID 4372 set thread context of 4396 4372 downloadmanager.exe downloadmanager.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

downloadmanager.exe

description pid process

Token: SeDebugPrivilege 4396 downloadmanager.exe

description	pid	process	target process
PID 4372 set thread context of 4396	4372	downloadmanager.exe	downloadmanager.exe

description	pid	process
Token: SeDebugPrivilege	4396	downloadmanager.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

downloadmanager.exe

description	pid	process	target process
PID 4372 wrote to memory of 4396	4372	downloadmanager.exe	downloadmanager.exe
PID 4372 wrote to memory of 4396	4372	downloadmanager.exe	downloadmanager.exe
PID 4372 wrote to memory of 4396	4372	downloadmanager.exe	downloadmanager.exe
PID 4372 wrote to memory of 4396	4372	downloadmanager.exe	downloadmanager.exe
PID 4372 wrote to memory of 4396	4372	downloadmanager.exe	downloadmanager.exe

C:\Users\Admin\AppData\Local\Temp\downloadmanager.exe
"C:\Users\Admin\AppData\Local\Temp\downloadmanager.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4372

C:\Users\Admin\AppData\Local\Temp\downloadmanager.exe
"C:\Users\Admin\AppData\Local\Temp\downloadmanager.exe"
2⤵
- Suspicious use of AdjustPrivilegeToken
PID:4396

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4396-115-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4396-116-0x000000000040CD2F-mapping.dmp

Download
memory/4396-117-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/4396-118-0x0000000002480000-0x0000000002481000-memory.dmp

Filesize
4KB

Download
memory/4396-119-0x0000000002450000-0x000000000246D000-memory.dmp

Filesize
116KB

Download
memory/4396-120-0x0000000004AB0000-0x0000000004AB1000-memory.dmp

Filesize
4KB

Download
memory/4396-121-0x0000000002610000-0x000000000262C000-memory.dmp

Filesize
112KB

Download
memory/4396-122-0x0000000004FB0000-0x0000000004FB1000-memory.dmp

Filesize
4KB

Download
memory/4396-124-0x0000000002483000-0x0000000002484000-memory.dmp

Filesize
4KB

Download
memory/4396-123-0x0000000002482000-0x0000000002483000-memory.dmp

Filesize
4KB

Download
memory/4396-125-0x0000000005620000-0x0000000005621000-memory.dmp

Filesize
4KB

Download
memory/4396-126-0x0000000005650000-0x0000000005651000-memory.dmp

Filesize
4KB

Download
memory/4396-127-0x0000000005760000-0x0000000005761000-memory.dmp

Filesize
4KB

Download
memory/4396-128-0x0000000002484000-0x0000000002486000-memory.dmp

Filesize
8KB

Download
memory/4396-129-0x00000000057E0000-0x00000000057E1000-memory.dmp

Filesize
4KB

Download
memory/4396-130-0x0000000005970000-0x0000000005971000-memory.dmp

Filesize
4KB

Download
memory/4396-131-0x0000000006080000-0x0000000006081000-memory.dmp

Filesize
4KB

Download
memory/4396-132-0x0000000006100000-0x0000000006101000-memory.dmp

Filesize
4KB

Download
memory/4396-133-0x00000000062E0000-0x00000000062E1000-memory.dmp

Filesize
4KB

Download
memory/4396-134-0x0000000006470000-0x0000000006471000-memory.dmp

Filesize
4KB

Download
memory/4396-135-0x0000000006650000-0x0000000006651000-memory.dmp

Filesize
4KB

Download

Analysis

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