295f03c08c9a02aeacda3a80b1ca2b5885a7038359eb806d6ea3e34126f9bcf8

General

Target
jaffacakes118_Trojan.Win32.Cnopa.ff.exe
Size 888KB
Sample261018-2fb5lsch57
SHA256 295f03c08c9a02aeacda3a80b1ca2b5885a7038359eb806d6ea3e34126f9bcf8
MD5 87b8040bafd54d42127e171f3dbc1b68
SHA1 7cb22eb849ba248aaeb8579a172215b01fea0f83
SHA512 114123d5ce39e378a204dfc3ef7b85d9871b8f886ea9c62d0cf61befefdf641ce7425cbac31b05b69863e6ca95c23fe1bb35d858cfd3e19222f27af45ef753ee
SSDEEP 12288:SNWr+uECFnvXmnES1DyAvYHgBTPAE15qBFNZ6IJdJaT/xqt:KsvmnJuAvYABTPB15QIc2jEt
TLSH
T12615CF28340E1105D2E5C8376623C9D1DE2D1D9F1792EAE51E4A057D36EEE22BDF0E2E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery execution

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-524788801-3318743092-4051225893-1000\Control Panel\International\Geo\Nation	jaffacakes118_Trojan.Win32.Cnopa.ff.exe
Key value queried	\REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\Control Panel\International\Geo\Nation	5CA2.tmp.exe

Executes dropped EXE 1 IoCs

pid	Process
4968	5CA2.tmp.exe

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

System Information Discovery
T1082

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
4400	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	jaffacakes118_Trojan.Win32.Cnopa.ff.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	jaffacakes118_Trojan.Win32.Cnopa.ff.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	5CA2.tmp.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	5CA2.tmp.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaffacakes118_Trojan.Win32.Cnopa.ff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5CA2.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
4400	cmd.exe
1732	PING.EXE

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
1744	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1732	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1744	taskkill.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4800 wrote to memory of 4968	4800	jaffacakes118_Trojan.Win32.Cnopa.ff.exe	86
PID 4968 wrote to memory of 4400	4968	5CA2.tmp.exe	87
PID 4400 wrote to memory of 1744	4400	cmd.exe	89
PID 4400 wrote to memory of 1732	4400	cmd.exe	90

C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Cnopa.ff.exe
"C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan.Win32.Cnopa.ff.exe"
1⤵
- Checks computer location settings
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4800
- C:\Users\Admin\AppData\Local\Temp\5CA2.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\5CA2.tmp.exe" --stid="" --onl
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Reads the TCP/IP host and domain name from the registry
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4968
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c taskkill /f /pid 4968 & for /l %x in (1,1,60) do ( ping 127.0.0.1 -n 2 -w 500 & del /q /f "C:\Users\Admin\AppData\Local\Temp\5CA2.tmp.exe" & if not exist "C:\Users\Admin\AppData\Local\Temp\5CA2.tmp.exe" ( exit ) )
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:4400
  - - C:\Windows\SysWOW64\taskkill.exe
      taskkill /f /pid 4968
      4⤵
      System Location Discovery: System Language Discovery
      Kills process with taskkill
      Suspicious use of AdjustPrivilegeToken
      PID:1744
  - - C:\Windows\SysWOW64\PING.EXE
      ping 127.0.0.1 -n 2 -w 500
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:1732

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Windows Command Shell

1

T1059.003

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

2

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

5CA2.tmp.exe

Path C:\Users\Admin\AppData\Local\Temp\5CA2.tmp.exe
Size 888KB
SHA256 295f03c08c9a02aeacda3a80b1ca2b5885a7038359eb806d6ea3e34126f9bcf8
MD5 87b8040bafd54d42127e171f3dbc1b68
SHA1 7cb22eb849ba248aaeb8579a172215b01fea0f83
SHA512 114123d5ce39e378a204dfc3ef7b85d9871b8f886ea9c62d0cf61befefdf641ce7425cbac31b05b69863e6ca95c23fe1bb35d858cfd3e19222f27af45ef753ee
SSDEEP 12288:SNWr+uECFnvXmnES1DyAvYHgBTPAE15qBFNZ6IJdJaT/xqt:KsvmnJuAvYABTPB15QIc2jEt
TLSH
T12615CF28340E1105D2E5C8376623C9D1DE2D1D9F1792EAE51E4A057D36EEE22BDF0E2E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/4800-0-0x0000000000610000-0x0000000000612000-memory.dmp

Download

memory/4800-11-0x0000000000400000-0x00000000004DD000-memory.dmp

Download

memory/4968-13-0x0000000000400000-0x00000000004DD000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads