redline | 440fcaf7f11dcb34e2ee9140c5ad940a85a23dd53fb7cada3fd8669ce08ed2d3

General

Target

file.exe
Size

724KB
MD5

0aa866014807c995498bc2bcbfd3c088
SHA1

92f0336d4de6e186c65ec4dff95b3f84aa776b0f
SHA256

440fcaf7f11dcb34e2ee9140c5ad940a85a23dd53fb7cada3fd8669ce08ed2d3
SHA512

f675b647a85415077921e43cec5c00dcd543bfda4b57cb39c478780633c5e7929fab6a93689fa38280bac01482210029e85f00d99537893824ec29ec72bd2d4c
SSDEEP

12288:vMrBy90OTj2smCQqomkEs3ZMu0H3eeJ7t5OYhDODWUPn2y:WyPffVQqZNs3ZMVPKZXv2y

Score

10^/10

redline dunm discovery infostealer persistence spyware stealer

Malware Config

Extracted

Family

redline

Botnet

dunm

C2

193.233.20.12:4132

Attributes

auth_value
352959e3707029296ec94306d74e2334

Signatures

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

Executes dropped EXE 3 IoCs

pid	Process
1696	gEq90dd.exe
1356	gop91Bd.exe
1464	acI32oi.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

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	file.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	file.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	gEq90dd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	gEq90dd.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	gop91Bd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	gop91Bd.exe

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
1464	acI32oi.exe
1464	acI32oi.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1464	acI32oi.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4368 wrote to memory of 1696	4368	file.exe	80
PID 4368 wrote to memory of 1696	4368	file.exe	80
PID 4368 wrote to memory of 1696	4368	file.exe	80
PID 1696 wrote to memory of 1356	1696	gEq90dd.exe	82
PID 1696 wrote to memory of 1356	1696	gEq90dd.exe	82
PID 1696 wrote to memory of 1356	1696	gEq90dd.exe	82
PID 1356 wrote to memory of 1464	1356	gop91Bd.exe	83
PID 1356 wrote to memory of 1464	1356	gop91Bd.exe	83
PID 1356 wrote to memory of 1464	1356	gop91Bd.exe	83

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4368
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\gEq90dd.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\gEq90dd.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:1696
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gop91Bd.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gop91Bd.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:1356
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\acI32oi.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\acI32oi.exe
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:1464

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\gEq90dd.exe

Filesize
620KB

MD5
1c6eeebbb7095e5343bbf243545bf317

SHA1
28be9388013c5049e0de2c4c2a416391450ca186

SHA256
5e0693840ae31eb67425da4d396afdcaeb7b1244327fe70b9e75593ab734eeeb

SHA512
980861befbd36f3d5aac24e00a29b9e855b29596c37a3ca90d9f4b9cb96e7f32fac02ca134771bbfb4ef6168a193db83941688da6d64d89b1ec7deaadd74f69d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\gEq90dd.exe

Filesize
620KB

MD5
1c6eeebbb7095e5343bbf243545bf317

SHA1
28be9388013c5049e0de2c4c2a416391450ca186

SHA256
5e0693840ae31eb67425da4d396afdcaeb7b1244327fe70b9e75593ab734eeeb

SHA512
980861befbd36f3d5aac24e00a29b9e855b29596c37a3ca90d9f4b9cb96e7f32fac02ca134771bbfb4ef6168a193db83941688da6d64d89b1ec7deaadd74f69d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gop91Bd.exe

Filesize
286KB

MD5
de6cf3719213c0cb44e477d0bfac3c36

SHA1
60e760e7e1e616a1066d5f2b62e9d8e1630ecc6c

SHA256
beaed10894a137fdeb016beed485fc7df6198185d506fd65b557faabd4f48c0d

SHA512
4f9cf7258076e3f28cf0f3d842afd74bc07cf38dc5914751c388e64458c61f967b02f88ce2f40be14aa45e9c63fb5562d7dda878bba6c2435f6eadef74cade5e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\gop91Bd.exe

Filesize
286KB

MD5
de6cf3719213c0cb44e477d0bfac3c36

SHA1
60e760e7e1e616a1066d5f2b62e9d8e1630ecc6c

SHA256
beaed10894a137fdeb016beed485fc7df6198185d506fd65b557faabd4f48c0d

SHA512
4f9cf7258076e3f28cf0f3d842afd74bc07cf38dc5914751c388e64458c61f967b02f88ce2f40be14aa45e9c63fb5562d7dda878bba6c2435f6eadef74cade5e

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\acI32oi.exe

Filesize
175KB

MD5
69f79e05d0c83aee310d9adfe5aa7f2b

SHA1
485c490180380051a14316564fbda07723be11b1

SHA256
c41dc7f6cc752595337cd7f209f923b43b061b201c6ab4dc02151afb90cd66e2

SHA512
f1789a74aeb83867c37ddeadcd06cddfc1454a94fcc122b35d67b0309b46742b9a6611e4c3e583baa90a3fd456e45c75ae5f1a206f6e4500c1f3f8ddf5e47b42

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\acI32oi.exe

Filesize
175KB

MD5
69f79e05d0c83aee310d9adfe5aa7f2b

SHA1
485c490180380051a14316564fbda07723be11b1

SHA256
c41dc7f6cc752595337cd7f209f923b43b061b201c6ab4dc02151afb90cd66e2

SHA512
f1789a74aeb83867c37ddeadcd06cddfc1454a94fcc122b35d67b0309b46742b9a6611e4c3e583baa90a3fd456e45c75ae5f1a206f6e4500c1f3f8ddf5e47b42

Download Submit
memory/1356-135-0x0000000000000000-mapping.dmp

Download
memory/1464-142-0x0000000005460000-0x0000000005A78000-memory.dmp

Filesize
6.1MB

Download
memory/1464-146-0x0000000002580000-0x00000000025E6000-memory.dmp

Filesize
408KB

Download
memory/1464-141-0x0000000000540000-0x0000000000572000-memory.dmp

Filesize
200KB

Download
memory/1464-152-0x0000000006090000-0x00000000060E0000-memory.dmp

Filesize
320KB

Download
memory/1464-143-0x0000000004FE0000-0x00000000050EA000-memory.dmp

Filesize
1.0MB

Download
memory/1464-144-0x0000000004F10000-0x0000000004F22000-memory.dmp

Filesize
72KB

Download
memory/1464-145-0x0000000004F80000-0x0000000004FBC000-memory.dmp

Filesize
240KB

Download
memory/1464-138-0x0000000000000000-mapping.dmp

Download
memory/1464-147-0x0000000005E60000-0x0000000005EF2000-memory.dmp

Filesize
584KB

Download
memory/1464-148-0x00000000064B0000-0x0000000006A54000-memory.dmp

Filesize
5.6MB

Download
memory/1464-149-0x0000000006260000-0x0000000006422000-memory.dmp

Filesize
1.8MB

Download
memory/1464-150-0x0000000006F90000-0x00000000074BC000-memory.dmp

Filesize
5.2MB

Download
memory/1464-151-0x0000000006110000-0x0000000006186000-memory.dmp

Filesize
472KB

Download
memory/1696-132-0x0000000000000000-mapping.dmp

Download

Analysis

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