redline | f982718837862c2d9efae7301a69979af8cffa1e8a5069a29e53b25fedbe541c

General

Target

f982718837862c2d9efae7301a69979af8cffa1e8a5069a29e53b25fedbe541c.exe
Size

1.1MB
MD5

b700fb1051a178f4df96918625cc3be3
SHA1

718fddab38305d106a9b2560f1e02c8fcc563c5d
SHA256

f982718837862c2d9efae7301a69979af8cffa1e8a5069a29e53b25fedbe541c
SHA512

864f58bbc9729d613d3ad0f93390721594647560aadaa69df3101b6f3daf859ab54734dd1d062fc2fcc883ad454a6ca55bd6ff7b8c1c049ee7d9e64d45f80452
SSDEEP

24576:HyrgOrrZJilOeuTCiPTuFn/WUo2Ks8jpcPCb0e2k5v:SsOrGOeubPTanOJKPCb0E

Score

10^/10

redline doma discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

doma

C2

185.161.248.75:4132

Attributes

auth_value
8be53af7f78567706928d0abef953ef4

Signatures

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0007000000023c8b-19.dat	family_redline
behavioral1/memory/4180-21-0x0000000000ED0000-0x0000000000EFA000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
2044	x9958055.exe
1320	x6557626.exe
4180	f1021040.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
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\\\""	x9958055.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\\\""	x6557626.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\\\""	f982718837862c2d9efae7301a69979af8cffa1e8a5069a29e53b25fedbe541c.exe

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x9958055.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x6557626.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f1021040.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f982718837862c2d9efae7301a69979af8cffa1e8a5069a29e53b25fedbe541c.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3200 wrote to memory of 2044	3200	f982718837862c2d9efae7301a69979af8cffa1e8a5069a29e53b25fedbe541c.exe	86
PID 3200 wrote to memory of 2044	3200	f982718837862c2d9efae7301a69979af8cffa1e8a5069a29e53b25fedbe541c.exe	86
PID 3200 wrote to memory of 2044	3200	f982718837862c2d9efae7301a69979af8cffa1e8a5069a29e53b25fedbe541c.exe	86
PID 2044 wrote to memory of 1320	2044	x9958055.exe	87
PID 2044 wrote to memory of 1320	2044	x9958055.exe	87
PID 2044 wrote to memory of 1320	2044	x9958055.exe	87
PID 1320 wrote to memory of 4180	1320	x6557626.exe	88
PID 1320 wrote to memory of 4180	1320	x6557626.exe	88
PID 1320 wrote to memory of 4180	1320	x6557626.exe	88

C:\Users\Admin\AppData\Local\Temp\f982718837862c2d9efae7301a69979af8cffa1e8a5069a29e53b25fedbe541c.exe
"C:\Users\Admin\AppData\Local\Temp\f982718837862c2d9efae7301a69979af8cffa1e8a5069a29e53b25fedbe541c.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3200
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9958055.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9958055.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6557626.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6557626.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1320
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f1021040.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f1021040.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4180

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x9958055.exe

Filesize
748KB

MD5
402be737de59857d6064180846fa206e

SHA1
ac2428fde8db6016b6d8f4cdd74f007e93351d8e

SHA256
f2f548a7753b4bed7df414764605311ddd4f6ac3a59ad344be72a16bb1536dfd

SHA512
5dfd69e12d5ab5270aa7bb5c8194bd53c3dee8486dc8dc9ea7205e3e794e3a143712a226dcc0d116bc48900de5fd8455aa4629d327492b33dca1aabc876e5a52

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x6557626.exe

Filesize
304KB

MD5
72542f5ed5f2fdb9dbe6964c68b5daa7

SHA1
b49fea5461aed8c254aa0f8040a266b7ad567947

SHA256
5e9a89aa555fbad2ee2d4dd06467e33b36231584bcddd0bc347c68eabd09da39

SHA512
fa1dc14fcf1408dd3f0997df3572841660ef2f0cc39a05eb611e4c96e7562f4c91c754ffdec607b7d0a049bbb8821df43f611302362f63bfa34b8fa77f9552c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f1021040.exe

Filesize
145KB

MD5
18cde73c017b071eced40afcd24fe28a

SHA1
b867413800de1a0f2df23454af49d488f53c9ec4

SHA256
a4eb78d7742e258c6043203ba197390304ff05983ee4f14a4d39dd4c13ae3592

SHA512
37cf78ffb0050fe5669d3d2e78e7876f4ca0745e69a460dcedcb226e99c1d62705d8a528635e4192224888d6e53e5df5699866fba06ab6bc67289802cffdc2ae

Download Submit
memory/4180-21-0x0000000000ED0000-0x0000000000EFA000-memory.dmp

Filesize
168KB

Download
memory/4180-22-0x0000000005EB0000-0x00000000064C8000-memory.dmp

Filesize
6.1MB

Download
memory/4180-23-0x00000000059A0000-0x0000000005AAA000-memory.dmp

Filesize
1.0MB

Download
memory/4180-24-0x00000000058D0000-0x00000000058E2000-memory.dmp

Filesize
72KB

Download
memory/4180-25-0x0000000005960000-0x000000000599C000-memory.dmp

Filesize
240KB

Download
memory/4180-26-0x0000000005AB0000-0x0000000005AFC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads