redline | ff05c1d5bdb131285b994709778f6044f20a95a840a1686de06b1f8f169ff537

General

Target

ff05c1d5bdb131285b994709778f6044f20a95a840a1686de06b1f8f169ff537.exe
Size

566KB
MD5

4a2b686b7c0ed54f2576912a2abe0d3f
SHA1

e7cfdb2c9f3a9a165dd45664cf8566b9d4c35b33
SHA256

ff05c1d5bdb131285b994709778f6044f20a95a840a1686de06b1f8f169ff537
SHA512

0566a223106f99e3aa4e17036b12b67c4ac975b0daf559dafabe1d0bd8ac31fee9dd5c19ebbbde5bfb11c892c8072f0aa53810eb2d3b93a948311c049be13e3e
SSDEEP

12288:qMrBy90ufZ+ClYmtVqQNsrRTC0qGTdxpxhNGSdEg:LyF/lYmzxsrRTtqGhxpxzG0

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/0x0009000000023c47-12.dat	family_redline
behavioral1/memory/4436-15-0x0000000000550000-0x0000000000580000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
2028	y5913565.exe
4436	k1333055.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\\\""	ff05c1d5bdb131285b994709778f6044f20a95a840a1686de06b1f8f169ff537.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\\\""	y5913565.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	k1333055.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ff05c1d5bdb131285b994709778f6044f20a95a840a1686de06b1f8f169ff537.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y5913565.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 2028	5032	ff05c1d5bdb131285b994709778f6044f20a95a840a1686de06b1f8f169ff537.exe	83
PID 5032 wrote to memory of 2028	5032	ff05c1d5bdb131285b994709778f6044f20a95a840a1686de06b1f8f169ff537.exe	83
PID 5032 wrote to memory of 2028	5032	ff05c1d5bdb131285b994709778f6044f20a95a840a1686de06b1f8f169ff537.exe	83
PID 2028 wrote to memory of 4436	2028	y5913565.exe	84
PID 2028 wrote to memory of 4436	2028	y5913565.exe	84
PID 2028 wrote to memory of 4436	2028	y5913565.exe	84

C:\Users\Admin\AppData\Local\Temp\ff05c1d5bdb131285b994709778f6044f20a95a840a1686de06b1f8f169ff537.exe
"C:\Users\Admin\AppData\Local\Temp\ff05c1d5bdb131285b994709778f6044f20a95a840a1686de06b1f8f169ff537.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5032
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5913565.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y5913565.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2028
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1333055.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1333055.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4436

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\y5913565.exe

Filesize
307KB

MD5
15d18f08f7b9b851ed5ce64e62c180e6

SHA1
1e6f86f4b9b9de3b75bca73aced091e5a3d03dec

SHA256
77b516e9faaa0769767e4fab80768efe72b8f2b19f300b08b85f0eedeb5d533a

SHA512
b7aca55452e37b7cb6751a9c8882887ac9b0f1cbf0666d3dc88bce3e552d51e2afa3b5fd094fcabf777b9ca919efbd40d2ca12694aeb0add4592eb8df8c44a02

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k1333055.exe

Filesize
168KB

MD5
13ecbd55b424fc70fe0a732f855d2a42

SHA1
7fb01a914d9f3a967c9aa9b65f89ed2a2fef09c4

SHA256
4535faa6b95b14ac95c02e5de1ea9f699fcaad46024d788514b6aa110c12ee12

SHA512
8738f6083cfb91e2bdffe34cf2510f9adabe3458531bf211d4ab2fed505c77fbce7ee34e14148cf3adaa908b57cf2d14be875c66faf20d462bf2ce070b5130b1

Download Submit
memory/4436-14-0x0000000073F0E000-0x0000000073F0F000-memory.dmp

Filesize
4KB

Download
memory/4436-15-0x0000000000550000-0x0000000000580000-memory.dmp

Filesize
192KB

Download
memory/4436-16-0x00000000028F0000-0x00000000028F6000-memory.dmp

Filesize
24KB

Download
memory/4436-17-0x0000000005470000-0x0000000005A88000-memory.dmp

Filesize
6.1MB

Download
memory/4436-18-0x0000000004FA0000-0x00000000050AA000-memory.dmp

Filesize
1.0MB

Download
memory/4436-19-0x0000000004ED0000-0x0000000004EE2000-memory.dmp

Filesize
72KB

Download
memory/4436-20-0x0000000004F30000-0x0000000004F6C000-memory.dmp

Filesize
240KB

Download
memory/4436-21-0x0000000073F00000-0x00000000746B0000-memory.dmp

Filesize
7.7MB

Download
memory/4436-22-0x00000000050B0000-0x00000000050FC000-memory.dmp

Filesize
304KB

Download
memory/4436-23-0x0000000073F0E000-0x0000000073F0F000-memory.dmp

Filesize
4KB

Download
memory/4436-24-0x0000000073F00000-0x00000000746B0000-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