redline | 0b248d8cc9122111b96ed71172ef287726900529da9cdc8da9968a2d40f1191e

Analysis

max time kernel
91s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
15/10/2022, 10:51

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General

Target
3e1a211e78c3fb60c8f7b52663fa741e.exe
Size 5.8MB
Sample221015-mxtcwsfec7
SHA256 0b248d8cc9122111b96ed71172ef287726900529da9cdc8da9968a2d40f1191e
MD5 3e1a211e78c3fb60c8f7b52663fa741e
SHA1 068fb47cf931e4788010d55a32ed9b74d3777df7
SHA512 b15702739ae6fd6108fa6d4967f7613ccbc171056a3dd81de21681f480e92be475586fd2a083c12b26648a29db2377f23dd36e2889d172c9e82df959fc5ba409
SSDEEP 98304:eT8TT3cExPT2uW5MI079g+DomNbpN3yjwQOF/lvlXAWCwFb8M7kwhi6zlUk5SoYp:eTM3PoL2V76+DjnNgwQ+dtLZ7kwg6JUX
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

redline +new10 discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

+new10

95.217.81.67:15781

Attributes

auth_value
71466e289c1fa2064de510a850454a2a

Signatures

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

RedLine payload 3 IoCs

resource	yara_rule
behavioral2/files/0x000b000000022f44-141.dat	family_redline
behavioral2/files/0x000b000000022f44-142.dat	family_redline
behavioral2/memory/2420-143-0x0000000000340000-0x00000000003A0000-memory.dmp	family_redline

Executes dropped EXE 1 IoCs

pid	Process
2420	bjk.exe

Loads dropped DLL 2 IoCs

pid	Process
2964	3e1a211e78c3fb60c8f7b52663fa741e.exe
2964	3e1a211e78c3fb60c8f7b52663fa741e.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
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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
2420	bjk.exe
2420	bjk.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2420	bjk.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4928 wrote to memory of 2964	4928	3e1a211e78c3fb60c8f7b52663fa741e.exe	82
PID 4928 wrote to memory of 2964	4928	3e1a211e78c3fb60c8f7b52663fa741e.exe	82
PID 2964 wrote to memory of 1944	2964	3e1a211e78c3fb60c8f7b52663fa741e.exe	83
PID 2964 wrote to memory of 1944	2964	3e1a211e78c3fb60c8f7b52663fa741e.exe	83
PID 2964 wrote to memory of 2552	2964	3e1a211e78c3fb60c8f7b52663fa741e.exe	84
PID 2964 wrote to memory of 2552	2964	3e1a211e78c3fb60c8f7b52663fa741e.exe	84
PID 2552 wrote to memory of 2420	2552	cmd.exe	85
PID 2552 wrote to memory of 2420	2552	cmd.exe	85
PID 2552 wrote to memory of 2420	2552	cmd.exe	85

C:\Users\Admin\AppData\Local\Temp\3e1a211e78c3fb60c8f7b52663fa741e.exe
"C:\Users\Admin\AppData\Local\Temp\3e1a211e78c3fb60c8f7b52663fa741e.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4928
- C:\Users\Admin\AppData\Local\Temp\3e1a211e78c3fb60c8f7b52663fa741e.exe
  "C:\Users\Admin\AppData\Local\Temp\3e1a211e78c3fb60c8f7b52663fa741e.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2964
- - C:\Windows\SYSTEM32\cmd.exe
    cmd /c echo %temp%
    3⤵
    PID:1944
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\bjk.exe
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2552
  - - C:\Users\Admin\AppData\Local\Temp\bjk.exe
      C:\Users\Admin\AppData\Local\Temp\bjk.exe
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2420

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

VCRUNTIME140.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI49282\VCRUNTIME140.dll
Size 94KB
SHA256 ded5adaa94341e6c62aea03845762591666381dca30eb7c17261dd154121b83e
MD5 a87575e7cf8967e481241f13940ee4f7
SHA1 879098b8a353a39e16c79e6479195d43ce98629e
SHA512 e112f267ae4c9a592d0dd2a19b50187eb13e25f23ded74c2e6ccde458bcdaee99f4e3e0a00baf0e3362167ae7b7fe4f96ecbcd265cc584c1c3a4d1ac316e92f0
SSDEEP 1536:yKHLG4SsAzAvadZw+1Hcx8uIYNUzU6Ha4aecbK/zJZ0/b:yKrfZ+jPYNz6Ha4aecbK/FZK
MD5 SHA1 SHA512 SSDEEP

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VCRUNTIME140.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI49282\VCRUNTIME140.dll
Size 94KB
SHA256 ded5adaa94341e6c62aea03845762591666381dca30eb7c17261dd154121b83e
MD5 a87575e7cf8967e481241f13940ee4f7
SHA1 879098b8a353a39e16c79e6479195d43ce98629e
SHA512 e112f267ae4c9a592d0dd2a19b50187eb13e25f23ded74c2e6ccde458bcdaee99f4e3e0a00baf0e3362167ae7b7fe4f96ecbcd265cc584c1c3a4d1ac316e92f0
SSDEEP 1536:yKHLG4SsAzAvadZw+1Hcx8uIYNUzU6Ha4aecbK/zJZ0/b:yKrfZ+jPYNz6Ha4aecbK/FZK
MD5 SHA1 SHA512 SSDEEP

Submit Download

base_library.zip

Path C:\Users\Admin\AppData\Local\Temp\_MEI49282\base_library.zip
Size 1.0MB
SHA256 4d6efa9a88b15e659864da0c0c19f6faf3bb88a6ee6623fa21114cd7f14c999f
MD5 d44084e338c5f77c0a75fc1161c82465
SHA1 86cf5d4f0e3732ff19187d39aae6d676dd2201d1
SHA512 c9afb7b078b63eb016adc2e073f21230aa6bbcfa3378339ac70e264a2871a2d7e2f51309569396fe640733edb12db19f2e064c9697b6f1b22f58be276a58e7f2
SSDEEP 24576:EEHYoVxbLa2FwVw9sfJE8wKluR/63MNOq:EEHYoVxbLa2FfIs6E
MD5 SHA1 SHA512 SSDEEP

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python310.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI49282\python310.dll
Size 4.2MB
SHA256 8d0bec69554317ccf1796c505d749d5c9f3be74ccbfce1d9e4d5fe64a536ae9e
MD5 a1185bef38fdba5e3fe6a71f93a9d142
SHA1 e2b40f5e518ad000002b239a84c153fdc35df4eb
SHA512 cb9baea9b483b9153efe2f453d6ac0f0846b140e465d07244f651c946900bfcd768a6b4c0c335ecebb45810bf08b7324501ea22b40cc7061b2f2bb98ed7897f4
SSDEEP 49152:kAz5zjppNAQdRnpoFPN7RhvPSUrRBthux243ahuxZplZTJycg7gpP7Bz5AIu35H8:9NPNE1NJpGgk7J3uJHsMraSSFP+4j
MD5 SHA1 SHA512 SSDEEP

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python310.dll

Path C:\Users\Admin\AppData\Local\Temp\_MEI49282\python310.dll
Size 4.2MB
SHA256 8d0bec69554317ccf1796c505d749d5c9f3be74ccbfce1d9e4d5fe64a536ae9e
MD5 a1185bef38fdba5e3fe6a71f93a9d142
SHA1 e2b40f5e518ad000002b239a84c153fdc35df4eb
SHA512 cb9baea9b483b9153efe2f453d6ac0f0846b140e465d07244f651c946900bfcd768a6b4c0c335ecebb45810bf08b7324501ea22b40cc7061b2f2bb98ed7897f4
SSDEEP 49152:kAz5zjppNAQdRnpoFPN7RhvPSUrRBthux243ahuxZplZTJycg7gpP7Bz5AIu35H8:9NPNE1NJpGgk7J3uJHsMraSSFP+4j
MD5 SHA1 SHA512 SSDEEP

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bjk.exe

Path C:\Users\Admin\AppData\Local\Temp\bjk.exe
Size 359KB
SHA256 49e4eb7458946b065eccf54804896b3c575b1661fe8bde38987214086be5ce2d
MD5 3bbcec2e0e798d9858d54a1dfe062d9c
SHA1 fe19a2ee81fca8759bef63ea743d586d86817fdd
SHA512 49e863202e0b29bf59d9e7e5b5487fb12ac6b9302f883ae48e187c2d430a5878561b786614f3ad1e49aaf6ea9c7cecc9a01bf9f79fd2635123b731b1212fde3b
SSDEEP 6144:NS5A8N5MbYMcNDGOg4WOKmwoUxAlpo3JDDx21eqE6Vz7X5rRd2nJHcpajZ9rU+w/:uYYbaO6etUOwDx21eqE6Vz7X5rRd2nJK
MD5 SHA1 SHA512 SSDEEP

Submit Download

bjk.exe

Path C:\Users\Admin\AppData\Local\Temp\bjk.exe
Size 359KB
SHA256 49e4eb7458946b065eccf54804896b3c575b1661fe8bde38987214086be5ce2d
MD5 3bbcec2e0e798d9858d54a1dfe062d9c
SHA1 fe19a2ee81fca8759bef63ea743d586d86817fdd
SHA512 49e863202e0b29bf59d9e7e5b5487fb12ac6b9302f883ae48e187c2d430a5878561b786614f3ad1e49aaf6ea9c7cecc9a01bf9f79fd2635123b731b1212fde3b
SSDEEP 6144:NS5A8N5MbYMcNDGOg4WOKmwoUxAlpo3JDDx21eqE6Vz7X5rRd2nJHcpajZ9rU+w/:uYYbaO6etUOwDx21eqE6Vz7X5rRd2nJK
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/2420-147-0x000000000A4E0000-0x000000000A51C000-memory.dmp

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memory/2420-150-0x000000000B000000-0x000000000B066000-memory.dmp

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memory/2420-154-0x000000000B550000-0x000000000B5A0000-memory.dmp

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memory/2420-143-0x0000000000340000-0x00000000003A0000-memory.dmp

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memory/2420-144-0x000000000A9E0000-0x000000000AFF8000-memory.dmp

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memory/2420-145-0x000000000A550000-0x000000000A65A000-memory.dmp

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memory/2420-148-0x000000000A820000-0x000000000A8B2000-memory.dmp

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memory/2420-146-0x000000000A480000-0x000000000A492000-memory.dmp

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memory/2420-149-0x000000000B5B0000-0x000000000BB54000-memory.dmp

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memory/2420-153-0x000000000BB60000-0x000000000BBD6000-memory.dmp

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memory/2420-151-0x000000000BD30000-0x000000000BEF2000-memory.dmp

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memory/2420-152-0x000000000C430000-0x000000000C95C000-memory.dmp

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