redline | a059841f9de1c6f01abf02a6f111f871185ff8cfcbfb8a841bb2401164960fe8

General

Target

Stumpers.exe
Size

389KB
MD5

600a6843f8c555c0d54de21596daf2f5
SHA1

0cb686583dacfa4d6e5e7309ad323b02df723c16
SHA256

a059841f9de1c6f01abf02a6f111f871185ff8cfcbfb8a841bb2401164960fe8
SHA512

3bc3ec7ebd5847c88a706cc8fa0b2d741bd2b1ec59de92611e0207791f764e8b29e2f47c391e3827e56c020931e1643ecf1e59939e35111b52fe0c2293ca792f

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 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1116-121-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline
behavioral2/memory/1116-122-0x0000000000418D66-mapping.dmp	family_redline
behavioral2/memory/1116-132-0x0000000005440000-0x000000000593E000-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
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:

Stumpers.exe

description pid process target process

PID 8 set thread context of 1116 8 Stumpers.exe Stumpers.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

Stumpers.exe

pid process

1116 Stumpers.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Stumpers.exe

description pid process

Token: SeDebugPrivilege 1116 Stumpers.exe

description	pid	process	target process
PID 8 set thread context of 1116	8	Stumpers.exe	Stumpers.exe

pid	process
1116	Stumpers.exe

description	pid	process
Token: SeDebugPrivilege	1116	Stumpers.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

Stumpers.exe

description	pid	process	target process
PID 8 wrote to memory of 1116	8	Stumpers.exe	Stumpers.exe
PID 8 wrote to memory of 1116	8	Stumpers.exe	Stumpers.exe
PID 8 wrote to memory of 1116	8	Stumpers.exe	Stumpers.exe
PID 8 wrote to memory of 1116	8	Stumpers.exe	Stumpers.exe
PID 8 wrote to memory of 1116	8	Stumpers.exe	Stumpers.exe
PID 8 wrote to memory of 1116	8	Stumpers.exe	Stumpers.exe
PID 8 wrote to memory of 1116	8	Stumpers.exe	Stumpers.exe
PID 8 wrote to memory of 1116	8	Stumpers.exe	Stumpers.exe

C:\Users\Admin\AppData\Local\Temp\Stumpers.exe
"C:\Users\Admin\AppData\Local\Temp\Stumpers.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:8

C:\Users\Admin\AppData\Local\Temp\Stumpers.exe
C:\Users\Admin\AppData\Local\Temp\Stumpers.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1116

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Stumpers.exe.log
MD5
41fbed686f5700fc29aaccf83e8ba7fd

SHA1
5271bc29538f11e42a3b600c8dc727186e912456

SHA256
df4e9d012687cdabd15e86bf37be15d6c822e1f50dde530a02468f0006586437

SHA512
234b2235c1ced25810a4121c5eabcbf9f269e82c126a1adc363ee34478173f8b462e90eb53f5f11533641663350b90ec1e2360fd805b10c041fab12f4da7a034

Download Submit
memory/8-115-0x0000000000640000-0x0000000000641000-memory.dmp

Filesize
4KB

Download
memory/8-117-0x0000000004F20000-0x0000000004F21000-memory.dmp

Filesize
4KB

Download
memory/8-118-0x0000000000D70000-0x0000000000D71000-memory.dmp

Filesize
4KB

Download
memory/8-119-0x0000000005190000-0x0000000005191000-memory.dmp

Filesize
4KB

Download
memory/8-120-0x00000000056A0000-0x00000000056A1000-memory.dmp

Filesize
4KB

Download
memory/1116-127-0x0000000005560000-0x0000000005561000-memory.dmp

Filesize
4KB

Download
memory/1116-126-0x0000000006450000-0x0000000006451000-memory.dmp

Filesize
4KB

Download
memory/1116-122-0x0000000000418D66-mapping.dmp

Download
memory/1116-128-0x0000000005510000-0x0000000005511000-memory.dmp

Filesize
4KB

Download
memory/1116-129-0x0000000005710000-0x0000000005711000-memory.dmp

Filesize
4KB

Download
memory/1116-130-0x00000000061D0000-0x00000000061D1000-memory.dmp

Filesize
4KB

Download
memory/1116-131-0x0000000006350000-0x0000000006351000-memory.dmp

Filesize
4KB

Download
memory/1116-132-0x0000000005440000-0x000000000593E000-memory.dmp

Filesize
5.0MB

Download
memory/1116-133-0x0000000007D10000-0x0000000007D11000-memory.dmp

Filesize
4KB

Download
memory/1116-136-0x0000000008670000-0x0000000008671000-memory.dmp

Filesize
4KB

Download
memory/1116-137-0x0000000008D70000-0x0000000008D71000-memory.dmp

Filesize
4KB

Download
memory/1116-138-0x0000000008BD0000-0x0000000008BD1000-memory.dmp

Filesize
4KB

Download
memory/1116-121-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download

Analysis

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