redline | 9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba

Analysis

max time kernel
104s
max time network
139s
platform
windows7_x64
resource
win7-20220414-en
submitted
12-05-2022 11:54

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General

Target

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe
Size

2.0MB
MD5

4733a823253e50d03fac643b86bfc988
SHA1

f665d1e999f428ff6c737eed26e83790dbee024d
SHA256

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba
SHA512

17c8e90f316004f38dc92e5102ee78903f7d7bf62c40231b868e8182740b9f659cc95bb9d5e19b2830671e43855f3a90d0b380cef2236213227f99fe538b1984

Score

10^/10

redline bootkit discovery evasion infostealer persistence spyware stealer trojan

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
behavioral1/memory/624-57-0x0000000000A30000-0x0000000000F28000-memory.dmp	family_redline
behavioral1/memory/624-58-0x0000000000A30000-0x0000000000F28000-memory.dmp	family_redline

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1624 cmd.exe

pid	process
1624	cmd.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2277218442-1199762539-2004043321-1000\Software\Wine	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.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
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

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

7 checkip.amazonaws.com
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1067

Processes:

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

description ioc process

File opened for modification \??\PhysicalDrive0 9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

pid process

624 9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

flow	ioc
7	checkip.amazonaws.com

description	ioc	process
File opened for modification	\??\PhysicalDrive0	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 040000000100000010000000acb694a59c17e0d791529bb19706a6e40f0000000100000014000000ce0e658aa3e847e467a147b3049191093d055e6f0b0000000100000034000000420061006c00740069006d006f007200650020004300790062006500720054007200750073007400200052006f006f007400000053000000010000002400000030223020060a2b06010401b13e01640130123010060a2b0601040182373c0101030200c0140000000100000014000000e59d5930824758ccacfa085436867b3ab5044df01d0000000100000010000000918ad43a9475f78bb5243de886d8103c09000000010000000c000000300a06082b06010505070301030000000100000014000000d4de20d05e66fc53fe1a50882c78db2852cae47419000000010000001000000068cb42b035ea773e52ef50ecf50ec52920000000010000007b030000308203773082025fa0030201020204020000b9300d06092a864886f70d0101050500305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f74301e170d3030303531323138343630305a170d3235303531323233353930305a305a310b300906035504061302494531123010060355040a130942616c74696d6f726531133011060355040b130a43796265725472757374312230200603550403131942616c74696d6f7265204379626572547275737420526f6f7430820122300d06092a864886f70d01010105000382010f003082010a0282010100a304bb22ab983d57e826729ab579d429e2e1e89580b1b0e35b8e2b299a64dfa15dedb009056ddb282ece62a262feb488da12eb38eb219dc0412b01527b8877d31c8fc7bab988b56a09e773e81140a7d1ccca628d2de58f0ba650d2a850c328eaf5ab25878a9a961ca967b83f0cd5f7f952132fc21bd57070f08fc012ca06cb9ae1d9ca337a77d6f8ecb9f16844424813d2c0c2a4ae5e60feb6a605fcb4dd075902d459189863f5a563e0900c7d5db2067af385eaebd403ae5e843e5fff15ed69bcf939367275cf77524df3c9902cb93de5c923533f1f2498215c079929bdc63aece76e863a6b97746333bd681831f0788d76bffc9e8e5d2a86a74d90dc271a390203010001a3453043301d0603551d0e04160414e59d5930824758ccacfa085436867b3ab5044df030120603551d130101ff040830060101ff020103300e0603551d0f0101ff040403020106300d06092a864886f70d01010505000382010100850c5d8ee46f51684205a0ddbb4f27258403bdf764fd2dd730e3a41017ebda2929b6793f76f6191323b8100af958a4d46170bd04616a128a17d50abdc5bc307cd6e90c258d86404feccca37e38c637114feddd68318e4cd2b30174eebe755e07481a7f70ff165c84c07985b805fd7fbe6511a30fc002b4f852373904d5a9317a18bfa02af41299f7a34582e33c5ef59d9eb5c89e7c2ec8a49e4e08144b6dfd706d6b1a63bd64e61fb7cef0f29f2ebb1bb7f250887392c2e2e3168d9a3202ab8e18dde91011ee7e35ab90af3e30947ad0333da7650ff5fc8e9e62cf47442c015dbb1db532d247d2382ed0fe81dc326a1eb5ee3cd5fce7811d19c32442ea6339a9	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1720 PING.EXE

pid	process
1720	PING.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

pid	process
624	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe
624	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe
624	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

description pid process

Token: SeDebugPrivilege 624 9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

description	pid	process
Token: SeDebugPrivilege	624	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.execmd.exe

description	pid	process	target process
PID 624 wrote to memory of 1624	624	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe	cmd.exe
PID 624 wrote to memory of 1624	624	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe	cmd.exe
PID 624 wrote to memory of 1624	624	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe	cmd.exe
PID 624 wrote to memory of 1624	624	9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe	cmd.exe
PID 1624 wrote to memory of 1720	1624	cmd.exe	PING.EXE
PID 1624 wrote to memory of 1720	1624	cmd.exe	PING.EXE
PID 1624 wrote to memory of 1720	1624	cmd.exe	PING.EXE
PID 1624 wrote to memory of 1720	1624	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe
"C:\Users\Admin\AppData\Local\Temp\9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe"
1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:624

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C ping 127.0.0.1 -n 3 > nul &del "C:\Users\Admin\AppData\Local\Temp\9d1c7694e5d77b85d7b408ce5c7b2b4c83fe75458ec3d3cd320ea5eed7de2cba.exe"
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1624

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 3
3⤵
- Runs ping.exe
PID:1720

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

System Information Discovery

T1082

Remote System Discovery

T1018

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/624-54-0x0000000075801000-0x0000000075803000-memory.dmp

Filesize
8KB

Download
memory/624-56-0x0000000077870000-0x00000000779F0000-memory.dmp

Filesize
1.5MB

Download
memory/624-57-0x0000000000A30000-0x0000000000F28000-memory.dmp

Filesize
5.0MB

Download
memory/624-58-0x0000000000A30000-0x0000000000F28000-memory.dmp

Filesize
5.0MB

Download
memory/1624-59-0x0000000000000000-mapping.dmp

Download
memory/1720-60-0x0000000000000000-mapping.dmp

Download