redline | 82bd69c7b58c486211c511d719f44cf734ddc90d062431ef366d77f32557b5e6

General

Target

b38081db438dc4757be31b71506d8401.exe
Size

1.5MB
MD5

b38081db438dc4757be31b71506d8401
SHA1

85f4ec272f54e58007aed382973291aef789ba92
SHA256

82bd69c7b58c486211c511d719f44cf734ddc90d062431ef366d77f32557b5e6
SHA512

dd6a820ecfe1893b3cd74fa7b71d90faaaecfba0d3545f91821867eff11d9926ab7140534d6a5d6342e87d6a57f7bae38cca2cbf48ab266ac87ae87cd1a0ab66

Score

10^/10

redline discovery infostealer spyware

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/3300-15-0x0000000000400000-0x000000000042A000-memory.dmp	family_redline
behavioral2/memory/3300-16-0x0000000000423E1A-mapping.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

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:

b38081db438dc4757be31b71506d8401.exe

description pid process target process

PID 1036 set thread context of 3300 1036 b38081db438dc4757be31b71506d8401.exe b38081db438dc4757be31b71506d8401.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

b38081db438dc4757be31b71506d8401.exeb38081db438dc4757be31b71506d8401.exe

pid process

1036 b38081db438dc4757be31b71506d8401.exe
1036 b38081db438dc4757be31b71506d8401.exe
3300 b38081db438dc4757be31b71506d8401.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

b38081db438dc4757be31b71506d8401.exeb38081db438dc4757be31b71506d8401.exe

description pid process

Token: SeDebugPrivilege 1036 b38081db438dc4757be31b71506d8401.exe
Token: SeDebugPrivilege 3300 b38081db438dc4757be31b71506d8401.exe

description	pid	process	target process
PID 1036 set thread context of 3300	1036	b38081db438dc4757be31b71506d8401.exe	b38081db438dc4757be31b71506d8401.exe

pid	process
1036	b38081db438dc4757be31b71506d8401.exe
1036	b38081db438dc4757be31b71506d8401.exe
3300	b38081db438dc4757be31b71506d8401.exe

description	pid	process
Token: SeDebugPrivilege	1036	b38081db438dc4757be31b71506d8401.exe
Token: SeDebugPrivilege	3300	b38081db438dc4757be31b71506d8401.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

b38081db438dc4757be31b71506d8401.exe

description	pid	process	target process
PID 1036 wrote to memory of 3300	1036	b38081db438dc4757be31b71506d8401.exe	b38081db438dc4757be31b71506d8401.exe
PID 1036 wrote to memory of 3300	1036	b38081db438dc4757be31b71506d8401.exe	b38081db438dc4757be31b71506d8401.exe
PID 1036 wrote to memory of 3300	1036	b38081db438dc4757be31b71506d8401.exe	b38081db438dc4757be31b71506d8401.exe
PID 1036 wrote to memory of 3300	1036	b38081db438dc4757be31b71506d8401.exe	b38081db438dc4757be31b71506d8401.exe
PID 1036 wrote to memory of 3300	1036	b38081db438dc4757be31b71506d8401.exe	b38081db438dc4757be31b71506d8401.exe
PID 1036 wrote to memory of 3300	1036	b38081db438dc4757be31b71506d8401.exe	b38081db438dc4757be31b71506d8401.exe
PID 1036 wrote to memory of 3300	1036	b38081db438dc4757be31b71506d8401.exe	b38081db438dc4757be31b71506d8401.exe
PID 1036 wrote to memory of 3300	1036	b38081db438dc4757be31b71506d8401.exe	b38081db438dc4757be31b71506d8401.exe

C:\Users\Admin\AppData\Local\Temp\b38081db438dc4757be31b71506d8401.exe
"C:\Users\Admin\AppData\Local\Temp\b38081db438dc4757be31b71506d8401.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1036

C:\Users\Admin\AppData\Local\Temp\b38081db438dc4757be31b71506d8401.exe
"C:\Users\Admin\AppData\Local\Temp\b38081db438dc4757be31b71506d8401.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3300

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\b38081db438dc4757be31b71506d8401.exe.log
MD5
8b0dd41c781f2103af068edf33534a51

SHA1
098e1e3466102faa5596f3f43994f8e39458534e

SHA256
8c4fe19e7e0ae1d0b74f396d2053fcf1071974c850d3e6c7e921d811546ae81d

SHA512
11a8bc39ce4da61c855dcf95aef3da6cec591d8c3f013a14c5451ad582126383aa1c75517510bd0b93bace023b2238fee09739752c35ec7db1a14d77fb6eb58d

Download Submit
memory/1036-2-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/1036-3-0x0000000000040000-0x0000000000041000-memory.dmp

Filesize
4KB

Download
memory/1036-5-0x0000000004EC0000-0x0000000004EC1000-memory.dmp

Filesize
4KB

Download
memory/1036-6-0x0000000004A60000-0x0000000004A61000-memory.dmp

Filesize
4KB

Download
memory/1036-7-0x0000000004B00000-0x0000000004B01000-memory.dmp

Filesize
4KB

Download
memory/1036-9-0x0000000004D90000-0x0000000004D91000-memory.dmp

Filesize
4KB

Download
memory/1036-10-0x0000000004EA0000-0x0000000004EBE000-memory.dmp

Filesize
120KB

Download
memory/1036-11-0x0000000008250000-0x0000000008251000-memory.dmp

Filesize
4KB

Download
memory/1036-12-0x0000000004D91000-0x0000000004D92000-memory.dmp

Filesize
4KB

Download
memory/1036-13-0x0000000008E70000-0x0000000008E7B000-memory.dmp

Filesize
44KB

Download
memory/1036-14-0x000000000C3D0000-0x000000000C3D1000-memory.dmp

Filesize
4KB

Download
memory/3300-16-0x0000000000423E1A-mapping.dmp

Download
memory/3300-25-0x00000000055C0000-0x00000000055C1000-memory.dmp

Filesize
4KB

Download
memory/3300-18-0x0000000073EE0000-0x00000000745CE000-memory.dmp

Filesize
6.9MB

Download
memory/3300-21-0x0000000005410000-0x0000000005411000-memory.dmp

Filesize
4KB

Download
memory/3300-22-0x0000000002E80000-0x0000000002E81000-memory.dmp

Filesize
4KB

Download
memory/3300-23-0x0000000005C50000-0x0000000005C51000-memory.dmp

Filesize
4KB

Download
memory/3300-24-0x0000000005560000-0x0000000005561000-memory.dmp

Filesize
4KB

Download
memory/3300-15-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/3300-26-0x0000000005630000-0x0000000005631000-memory.dmp

Filesize
4KB

Download
memory/3300-27-0x0000000005640000-0x0000000005641000-memory.dmp

Filesize
4KB

Download
memory/3300-28-0x0000000005870000-0x0000000005871000-memory.dmp

Filesize
4KB

Download
memory/3300-29-0x0000000006B00000-0x0000000006B01000-memory.dmp

Filesize
4KB

Download
memory/3300-30-0x0000000007200000-0x0000000007201000-memory.dmp

Filesize
4KB

Download
memory/3300-33-0x0000000006D70000-0x0000000006D71000-memory.dmp

Filesize
4KB

Download

Analysis

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