413a460fae724b972ab9c52aeab029552245555c7df5b79eb2a6529e1dd7a090

Resubmissions

07/03/2023, 18:15

230307-wwd19abb98 8

07/03/2023, 18:14

230307-wvt13sbb97 8

Analysis

max time kernel
30s
max time network
34s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
07/03/2023, 18:14

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General

Target

Salwyrr Launcher Installer.exe
Size

46KB
MD5

38633bfef3c1fe505a39a688b5c31828
SHA1

4e053e5ca9e8bfcf372b4331b18c36d637332bbc
SHA256

413a460fae724b972ab9c52aeab029552245555c7df5b79eb2a6529e1dd7a090
SHA512

812ebfa26ff63ade8ab4851230fe47c0ffb797b5a8c48d6ab7ad3293a4995c088bedb8ca7ad6c48a63b3c7f60cdf5b2b318b39dc232ef2096721aba7734ea8f7
SSDEEP

768:PE55gC6d1VepljbMBMxECL67qtjMGF9TtgmAtugTtyKr:svh6dTepljLEf44u4mMuAyKr

Score

8^/10

evasion

Malware Config

Signatures

Modifies Windows Firewall 1 TTPs 12 IoCs

evasion

Modify Existing Service

T1031

pid	Process
1488	netsh.exe
1228	netsh.exe
1608	netsh.exe
1504	netsh.exe
576	netsh.exe
1056	netsh.exe
1300	netsh.exe
1536	netsh.exe
1616	netsh.exe
1176	netsh.exe
940	netsh.exe
704	netsh.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2004	2036	WerFault.exe	26

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2036	Salwyrr Launcher Installer.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1176	2036	Salwyrr Launcher Installer.exe	27
PID 2036 wrote to memory of 1176	2036	Salwyrr Launcher Installer.exe	27
PID 2036 wrote to memory of 1176	2036	Salwyrr Launcher Installer.exe	27
PID 2036 wrote to memory of 1176	2036	Salwyrr Launcher Installer.exe	27
PID 2036 wrote to memory of 1176	2036	Salwyrr Launcher Installer.exe	27
PID 2036 wrote to memory of 1176	2036	Salwyrr Launcher Installer.exe	27
PID 2036 wrote to memory of 1176	2036	Salwyrr Launcher Installer.exe	27
PID 2036 wrote to memory of 576	2036	Salwyrr Launcher Installer.exe	29
PID 2036 wrote to memory of 576	2036	Salwyrr Launcher Installer.exe	29
PID 2036 wrote to memory of 576	2036	Salwyrr Launcher Installer.exe	29
PID 2036 wrote to memory of 576	2036	Salwyrr Launcher Installer.exe	29
PID 2036 wrote to memory of 576	2036	Salwyrr Launcher Installer.exe	29
PID 2036 wrote to memory of 576	2036	Salwyrr Launcher Installer.exe	29
PID 2036 wrote to memory of 576	2036	Salwyrr Launcher Installer.exe	29
PID 2036 wrote to memory of 1056	2036	Salwyrr Launcher Installer.exe	31
PID 2036 wrote to memory of 1056	2036	Salwyrr Launcher Installer.exe	31
PID 2036 wrote to memory of 1056	2036	Salwyrr Launcher Installer.exe	31
PID 2036 wrote to memory of 1056	2036	Salwyrr Launcher Installer.exe	31
PID 2036 wrote to memory of 1056	2036	Salwyrr Launcher Installer.exe	31
PID 2036 wrote to memory of 1056	2036	Salwyrr Launcher Installer.exe	31
PID 2036 wrote to memory of 1056	2036	Salwyrr Launcher Installer.exe	31
PID 2036 wrote to memory of 1300	2036	Salwyrr Launcher Installer.exe	33
PID 2036 wrote to memory of 1300	2036	Salwyrr Launcher Installer.exe	33
PID 2036 wrote to memory of 1300	2036	Salwyrr Launcher Installer.exe	33
PID 2036 wrote to memory of 1300	2036	Salwyrr Launcher Installer.exe	33
PID 2036 wrote to memory of 1300	2036	Salwyrr Launcher Installer.exe	33
PID 2036 wrote to memory of 1300	2036	Salwyrr Launcher Installer.exe	33
PID 2036 wrote to memory of 1300	2036	Salwyrr Launcher Installer.exe	33
PID 2036 wrote to memory of 940	2036	Salwyrr Launcher Installer.exe	35
PID 2036 wrote to memory of 940	2036	Salwyrr Launcher Installer.exe	35
PID 2036 wrote to memory of 940	2036	Salwyrr Launcher Installer.exe	35
PID 2036 wrote to memory of 940	2036	Salwyrr Launcher Installer.exe	35
PID 2036 wrote to memory of 940	2036	Salwyrr Launcher Installer.exe	35
PID 2036 wrote to memory of 940	2036	Salwyrr Launcher Installer.exe	35
PID 2036 wrote to memory of 940	2036	Salwyrr Launcher Installer.exe	35
PID 2036 wrote to memory of 704	2036	Salwyrr Launcher Installer.exe	37
PID 2036 wrote to memory of 704	2036	Salwyrr Launcher Installer.exe	37
PID 2036 wrote to memory of 704	2036	Salwyrr Launcher Installer.exe	37
PID 2036 wrote to memory of 704	2036	Salwyrr Launcher Installer.exe	37
PID 2036 wrote to memory of 704	2036	Salwyrr Launcher Installer.exe	37
PID 2036 wrote to memory of 704	2036	Salwyrr Launcher Installer.exe	37
PID 2036 wrote to memory of 704	2036	Salwyrr Launcher Installer.exe	37
PID 2036 wrote to memory of 1488	2036	Salwyrr Launcher Installer.exe	39
PID 2036 wrote to memory of 1488	2036	Salwyrr Launcher Installer.exe	39
PID 2036 wrote to memory of 1488	2036	Salwyrr Launcher Installer.exe	39
PID 2036 wrote to memory of 1488	2036	Salwyrr Launcher Installer.exe	39
PID 2036 wrote to memory of 1488	2036	Salwyrr Launcher Installer.exe	39
PID 2036 wrote to memory of 1488	2036	Salwyrr Launcher Installer.exe	39
PID 2036 wrote to memory of 1488	2036	Salwyrr Launcher Installer.exe	39
PID 2036 wrote to memory of 1228	2036	Salwyrr Launcher Installer.exe	41
PID 2036 wrote to memory of 1228	2036	Salwyrr Launcher Installer.exe	41
PID 2036 wrote to memory of 1228	2036	Salwyrr Launcher Installer.exe	41
PID 2036 wrote to memory of 1228	2036	Salwyrr Launcher Installer.exe	41
PID 2036 wrote to memory of 1228	2036	Salwyrr Launcher Installer.exe	41
PID 2036 wrote to memory of 1228	2036	Salwyrr Launcher Installer.exe	41
PID 2036 wrote to memory of 1228	2036	Salwyrr Launcher Installer.exe	41
PID 2036 wrote to memory of 1536	2036	Salwyrr Launcher Installer.exe	43
PID 2036 wrote to memory of 1536	2036	Salwyrr Launcher Installer.exe	43
PID 2036 wrote to memory of 1536	2036	Salwyrr Launcher Installer.exe	43
PID 2036 wrote to memory of 1536	2036	Salwyrr Launcher Installer.exe	43
PID 2036 wrote to memory of 1536	2036	Salwyrr Launcher Installer.exe	43
PID 2036 wrote to memory of 1536	2036	Salwyrr Launcher Installer.exe	43
PID 2036 wrote to memory of 1536	2036	Salwyrr Launcher Installer.exe	43
PID 2036 wrote to memory of 1608	2036	Salwyrr Launcher Installer.exe	45

C:\Users\Admin\AppData\Local\Temp\Salwyrr Launcher Installer.exe
"C:\Users\Admin\AppData\Local\Temp\Salwyrr Launcher Installer.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall show rule name="Salwyrr Client Java 1a"
  2⤵
  - Modifies Windows Firewall
  PID:1176
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall add rule name="Salwyrr Client Java 1a" dir=in action=allow protocol=any localip=any remoteip=any program="C:\Users\Admin\AppData\Roaming\.Salwyrr\launcher\bootstrap\jre\bin\javaw.exe"
  2⤵
  - Modifies Windows Firewall
  PID:576
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall show rule name="Salwyrr Client Java 2a"
  2⤵
  - Modifies Windows Firewall
  PID:1056
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall add rule name="Salwyrr Client Java 2a" dir=in action=allow protocol=any localip=any remoteip=any program="C:\Users\Admin\AppData\Roaming\.Salwyrr\launcher\jre\bin\javaw.exe"
  2⤵
  - Modifies Windows Firewall
  PID:1300
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall show rule name="Salwyrr Client Java 3a"
  2⤵
  - Modifies Windows Firewall
  PID:940
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall add rule name="Salwyrr Client Java 3a" dir=in action=allow protocol=any localip=any remoteip=any program="C:\Users\Admin\AppData\Roaming\.Salwyrr\launcher\java-runtime-alpha\bin\javaw.exe"
  2⤵
  - Modifies Windows Firewall
  PID:704
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall show rule name="Salwyrr Client Java 1b"
  2⤵
  - Modifies Windows Firewall
  PID:1488
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall add rule name="Salwyrr Client Java 1b" dir=in action=allow protocol=any localip=any remoteip=any program="C:\Users\Admin\AppData\Roaming\.Salwyrr\launcher\bootstrap\jre\bin\java.exe"
  2⤵
  - Modifies Windows Firewall
  PID:1228
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall show rule name="Salwyrr Client Java 2b"
  2⤵
  - Modifies Windows Firewall
  PID:1536
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall add rule name="Salwyrr Client Java 2b" dir=in action=allow protocol=any localip=any remoteip=any program="C:\Users\Admin\AppData\Roaming\.Salwyrr\launcher\jre\bin\java.exe"
  2⤵
  - Modifies Windows Firewall
  PID:1608
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall show rule name="Salwyrr Client Java 3b"
  2⤵
  - Modifies Windows Firewall
  PID:1504
- C:\Windows\SysWOW64\netsh.exe
  "netsh" advfirewall firewall add rule name="Salwyrr Client Java 3b" dir=in action=allow protocol=any localip=any remoteip=any program="C:\Users\Admin\AppData\Roaming\.Salwyrr\launcher\java-runtime-alpha\bin\java.exe"
  2⤵
  - Modifies Windows Firewall
  PID:1616
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 2252
  2⤵
  - Program crash
  PID:2004

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\.Salwyrr\launcher\bootstrap\openlogic-openjdk-jre-8u332-b09-windows-64\lib\images\cursors\win32_LinkNoDrop32x32.gif

Filesize
153B

MD5
1e9d8f133a442da6b0c74d49bc84a341

SHA1
259edc45b4569427e8319895a444f4295d54348f

SHA256
1a1d3079d49583837662b84e11d8c0870698511d9110e710eb8e7eb20df7ae3b

SHA512
63d6f70c8cab9735f0f857f5bf99e319f6ae98238dc7829dd706b7d6855c70be206e32e3e55df884402483cf8bebad00d139283af5c0b85dc1c5bf8f253acd37

Download Submit
memory/2036-54-0x0000000000220000-0x000000000022E000-memory.dmp

Filesize
56KB

Download
memory/2036-57-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download
memory/2036-56-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download
memory/2036-58-0x0000000004EE0000-0x0000000004F20000-memory.dmp

Filesize
256KB

Download
memory/2036-55-0x0000000004EE0000-0x0000000004F20000-memory.dmp

Filesize
256KB

Download
memory/2036-200-0x0000000004EE0000-0x0000000004F20000-memory.dmp

Filesize
256KB

Download
memory/2036-201-0x0000000000590000-0x000000000059A000-memory.dmp

Filesize
40KB

Download
memory/2036-202-0x0000000004EE0000-0x0000000004F20000-memory.dmp

Filesize
256KB

Download