tofsee | 5ed15e6c6741988124816827f2eb6c1c5ecae0d1ca07244b7977589e0623007d

General

Target

2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe
Size

14.7MB
MD5

044fdaa21de177b04eeed854035cded8
SHA1

27526c2de65ebb190fea4c5967820040662cb990
SHA256

5ed15e6c6741988124816827f2eb6c1c5ecae0d1ca07244b7977589e0623007d
SHA512

411f71e67a25043d4e1cf3fd75f218c78fdc764f8dc398830a88d812698b2170066213625701636ef95dd2b601b2000445bbfe98d26dc8725ea07290e5358822
SSDEEP

3072:2WSuXwPRcxMcBtXBuCGvAA7CiteN/0+RRRkRnd8aG:d9wP7k16vntc9kRnd8P

Score

10^/10

tofsee defense_evasion discovery execution persistence privilege_escalation trojan

Malware Config

Extracted

Family

tofsee

C2

43.231.4.7

lazystax.ru

Signatures

Tofsee
Backdoor/botnet which carries out malicious activities based on commands from a C2 server.
trojan tofsee
Tofsee family
tofsee
Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002

Modifies Windows Firewall 2 TTPs 1 IoCs

defense_evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
4828	netsh.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\ozhgegme\ImagePath = "C:\\Windows\\SysWOW64\\ozhgegme\\orxrgrci.exe"	svchost.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2645532622-3298555945-705856666-1000\Control Panel\International\Geo\Nation	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe

Deletes itself 1 IoCs

pid	Process
4708	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2044	orxrgrci.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2044 set thread context of 4708	2044	orxrgrci.exe	106

Launches sc.exe 3 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
5496	sc.exe
908	sc.exe
2288	sc.exe

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

System Information Discovery
T1082

Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

persistence privilege_escalation

Netsh Helper DLL

T1546.007

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key queried	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe
Key value enumerated	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh	netsh.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4772	228	WerFault.exe	83
1940	2044	WerFault.exe	100

System Location Discovery: System Language Discovery 1 TTPs 9 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	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	orxrgrci.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	netsh.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 228 wrote to memory of 5248	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	87
PID 228 wrote to memory of 5248	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	87
PID 228 wrote to memory of 5248	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	87
PID 228 wrote to memory of 2484	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	89
PID 228 wrote to memory of 2484	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	89
PID 228 wrote to memory of 2484	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	89
PID 228 wrote to memory of 5496	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	93
PID 228 wrote to memory of 5496	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	93
PID 228 wrote to memory of 5496	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	93
PID 228 wrote to memory of 908	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	96
PID 228 wrote to memory of 908	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	96
PID 228 wrote to memory of 908	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	96
PID 228 wrote to memory of 2288	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	98
PID 228 wrote to memory of 2288	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	98
PID 228 wrote to memory of 2288	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	98
PID 228 wrote to memory of 4828	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	101
PID 228 wrote to memory of 4828	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	101
PID 228 wrote to memory of 4828	228	2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe	101
PID 2044 wrote to memory of 4708	2044	orxrgrci.exe	106
PID 2044 wrote to memory of 4708	2044	orxrgrci.exe	106
PID 2044 wrote to memory of 4708	2044	orxrgrci.exe	106
PID 2044 wrote to memory of 4708	2044	orxrgrci.exe	106
PID 2044 wrote to memory of 4708	2044	orxrgrci.exe	106

C:\Users\Admin\AppData\Local\Temp\2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe
"C:\Users\Admin\AppData\Local\Temp\2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:228
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C mkdir C:\Windows\SysWOW64\ozhgegme\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5248
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C move /Y "C:\Users\Admin\AppData\Local\Temp\orxrgrci.exe" C:\Windows\SysWOW64\ozhgegme\
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2484
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" create ozhgegme binPath= "C:\Windows\SysWOW64\ozhgegme\orxrgrci.exe /d\"C:\Users\Admin\AppData\Local\Temp\2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe\"" type= own start= auto DisplayName= "wifi support"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:5496
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" description ozhgegme "wifi internet conection"
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:908
- C:\Windows\SysWOW64\sc.exe
  "C:\Windows\System32\sc.exe" start ozhgegme
  2⤵
  - Launches sc.exe
  - System Location Discovery: System Language Discovery
  PID:2288
- C:\Windows\SysWOW64\netsh.exe
  "C:\Windows\System32\netsh.exe" advfirewall firewall add rule name="Host-process for services of Windows" dir=in action=allow program="C:\Windows\SysWOW64\svchost.exe" enable=yes>nul
  2⤵
  - Modifies Windows Firewall
  - Event Triggered Execution: Netsh Helper DLL
  - System Location Discovery: System Language Discovery
  PID:4828
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 228 -s 1044
  2⤵
  - Program crash
  PID:4772

C:\Windows\SysWOW64\ozhgegme\orxrgrci.exe
C:\Windows\SysWOW64\ozhgegme\orxrgrci.exe /d"C:\Users\Admin\AppData\Local\Temp\2025-04-12_044fdaa21de177b04eeed854035cded8_amadey_elex_karagany_rhadamanthys_smoke-loader.exe"
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Windows\SysWOW64\svchost.exe
  svchost.exe
  2⤵
  - Sets service image path in registry
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:4708
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2044 -s 536
  2⤵
  - Program crash
  PID:1940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 228 -ip 228
1⤵
PID:4756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 2044 -ip 2044
1⤵
PID:536

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

System Services

1

T1569

Service Execution

1

T1569.002

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Event Triggered Execution

1

T1546

Netsh Helper DLL

1

T1546.007

Defense Evasion

Impair Defenses

1

T1562

Disable or Modify System Firewall

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

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\orxrgrci.exe

Filesize
12.1MB

MD5
53f9b822d968a5158ff310b8acd09705

SHA1
77636414db18f17e880ebd95ad4b209a6d6417a7

SHA256
da45f659f4c1d12286acd896a132aaeab9bffb4199655d5e8632c5b8f19e75ff

SHA512
3ef87237fe1a6a18a497246a9b7650c36e99eac15f7a9f21c9e4740dcd4a9b2f5b2424f69995741b2d0478446403c492c64a371be4a4a93457b4c1d178b7e5a1

Download Submit
memory/228-1-0x0000000005A10000-0x0000000005B10000-memory.dmp

Filesize
1024KB

Download
memory/228-2-0x00000000001C0000-0x00000000001D3000-memory.dmp

Filesize
76KB

Download
memory/228-3-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/228-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/228-8-0x00000000001C0000-0x00000000001D3000-memory.dmp

Filesize
76KB

Download
memory/228-7-0x0000000000400000-0x0000000005821000-memory.dmp

Filesize
84.1MB

Download
memory/2044-15-0x0000000000400000-0x0000000005821000-memory.dmp

Filesize
84.1MB

Download
memory/4708-11-0x0000000000860000-0x0000000000875000-memory.dmp

Filesize
84KB

Download
memory/4708-13-0x0000000000860000-0x0000000000875000-memory.dmp

Filesize
84KB

Download
memory/4708-14-0x0000000000860000-0x0000000000875000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads