redline | c221ac661006c7d42d8aaff900d4847a1e8ed095b59428b19e419fe47bb9350d

General

Target

c221ac661006c7d42d8aaff900d4847a1e8ed095b59428b19e419fe47bb9350d.exe
Size

566KB
MD5

6bd7174ab72cc1df8e70bf6f99ed5cf6
SHA1

9c61b089f7160fdde6f664395480e67db8b33d1d
SHA256

c221ac661006c7d42d8aaff900d4847a1e8ed095b59428b19e419fe47bb9350d
SHA512

ff591180f4ebf72b44dc33a895100ba845865cb9a9d98b19cccfa1bf7d1522fb787a76c791f5ab960004d4942d4fad7107c68f5763566202ad1d86e86c7fa4ec
SSDEEP

12288:aMrLy90KE+Ik+gJd5WtwtTJl+JjAvAcHrBZ:5ycATrLBZ

Score

10^/10

redline darm discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

darm

C2

217.196.96.56:4138

Attributes

auth_value
d88ac8ccc04ab9979b04b46313db1648

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/0x0008000000023c74-12.dat	family_redline
behavioral1/memory/692-15-0x0000000000070000-0x00000000000A0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
1492	y0244484.exe
692	k5774610.exe

Adds Run key to start application 2 TTPs 2 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_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	c221ac661006c7d42d8aaff900d4847a1e8ed095b59428b19e419fe47bb9350d.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\\\""	y0244484.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	c221ac661006c7d42d8aaff900d4847a1e8ed095b59428b19e419fe47bb9350d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y0244484.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k5774610.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2820 wrote to memory of 1492	2820	c221ac661006c7d42d8aaff900d4847a1e8ed095b59428b19e419fe47bb9350d.exe	86
PID 2820 wrote to memory of 1492	2820	c221ac661006c7d42d8aaff900d4847a1e8ed095b59428b19e419fe47bb9350d.exe	86
PID 2820 wrote to memory of 1492	2820	c221ac661006c7d42d8aaff900d4847a1e8ed095b59428b19e419fe47bb9350d.exe	86
PID 1492 wrote to memory of 692	1492	y0244484.exe	87
PID 1492 wrote to memory of 692	1492	y0244484.exe	87
PID 1492 wrote to memory of 692	1492	y0244484.exe	87

C:\Users\Admin\AppData\Local\Temp\c221ac661006c7d42d8aaff900d4847a1e8ed095b59428b19e419fe47bb9350d.exe
"C:\Users\Admin\AppData\Local\Temp\c221ac661006c7d42d8aaff900d4847a1e8ed095b59428b19e419fe47bb9350d.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2820
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0244484.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y0244484.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1492
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5774610.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5774610.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:692

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\y0244484.exe

Filesize
307KB

MD5
67c561ac349ca72354da7e166814c42f

SHA1
ca48b228d02e7f7d6bddc7024f4122134ede90b0

SHA256
1b9fa24e9534588ca499376deb542b9049154ed666688527593d561e22e873c0

SHA512
66bc7958274eda01178786419434abf5320b2616dfb0f34122c243d4dec147a6f619489dbd46839f6b569e6cd6a889d4f2d69db162ee755f3b8999f131d67619

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k5774610.exe

Filesize
169KB

MD5
d472f910a4d9c1fb8d3e5da3b45bb035

SHA1
02a5f1e71f67e20b918e1c9822dcd7e111f82c7b

SHA256
24e348270f5ce0e36ebe6afd25b0f93559137b0e92e46fdd75d40e67660cc3fd

SHA512
bf6876bd958a59fd7fce80b8e63851c85a4ac03f4790e5ea3b2c854df25e83dd7c61c754c98a0b4e1f1b9dd23036ff0111246bc7cb946e43f6c2c65f7be60776

Download Submit
memory/692-14-0x00000000749EE000-0x00000000749EF000-memory.dmp

Filesize
4KB

Download
memory/692-15-0x0000000000070000-0x00000000000A0000-memory.dmp

Filesize
192KB

Download
memory/692-16-0x0000000002320000-0x0000000002326000-memory.dmp

Filesize
24KB

Download
memory/692-17-0x000000000A3C0000-0x000000000A9D8000-memory.dmp

Filesize
6.1MB

Download
memory/692-18-0x0000000009EE0000-0x0000000009FEA000-memory.dmp

Filesize
1.0MB

Download
memory/692-19-0x0000000009E10000-0x0000000009E22000-memory.dmp

Filesize
72KB

Download
memory/692-21-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download
memory/692-20-0x0000000009E70000-0x0000000009EAC000-memory.dmp

Filesize
240KB

Download
memory/692-22-0x0000000004360000-0x00000000043AC000-memory.dmp

Filesize
304KB

Download
memory/692-23-0x00000000749EE000-0x00000000749EF000-memory.dmp

Filesize
4KB

Download
memory/692-24-0x00000000749E0000-0x0000000075190000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads