d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7

General

Target

d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe
Size

225KB
MD5

2fcb46e302cfbc21bd689398815ed3ec
SHA1

0075a4b96966cb567fcf14f9b08894ba76a209a1
SHA256

d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7
SHA512

7e1d8635967146e9ffbb693c1a986b49bfa6a4fa53ffaa0c630d8f3a4cf16c6d9e5cbd1cdf6e3e8991fc5e3502a4b7060e39486b2037596f4fee723f313d82b6
SSDEEP

6144:AA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:AATuTAnKGwUAW3ycQqgf

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3384	3740	WerFault.exe	94
1964	2228	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 2 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	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2228	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe
2228	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2836	Explorer.EXE
Token: SeCreatePagefilePrivilege	2836	Explorer.EXE
Token: SeShutdownPrivilege	2836	Explorer.EXE
Token: SeCreatePagefilePrivilege	2836	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3740	winver.exe
2228	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2836	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2228 wrote to memory of 3740	2228	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	94
PID 2228 wrote to memory of 3740	2228	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	94
PID 2228 wrote to memory of 3740	2228	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	94
PID 2228 wrote to memory of 3740	2228	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	94
PID 3740 wrote to memory of 2836	3740	winver.exe	54
PID 2228 wrote to memory of 2836	2228	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	54
PID 2228 wrote to memory of 2528	2228	d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe	42

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2528

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:2836
- C:\Users\Admin\AppData\Local\Temp\d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe
  "C:\Users\Admin\AppData\Local\Temp\d5c277dd1cfe34248e5239074ad710cdae59bca7c5c7c17c903bb31e05f45ad7.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3740
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3740 -s 300
      4⤵
      Program crash
      PID:3384
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2228 -s 956
    3⤵
    - Program crash
    PID:1964

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3740 -ip 3740
1⤵
PID:5076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2228 -ip 2228
1⤵
PID:4132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2228-15-0x00000000058D0000-0x00000000062D0000-memory.dmp

Filesize
10.0MB

Download
memory/2228-21-0x00000000047C0000-0x0000000004E18000-memory.dmp

Filesize
6.3MB

Download
memory/2228-3-0x00000000047C0000-0x0000000004E18000-memory.dmp

Filesize
6.3MB

Download
memory/2228-4-0x0000000003E10000-0x0000000003E11000-memory.dmp

Filesize
4KB

Download
memory/2228-5-0x0000000003E10000-0x0000000003E11000-memory.dmp

Filesize
4KB

Download
memory/2228-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2228-17-0x00000000058D0000-0x00000000062D0000-memory.dmp

Filesize
10.0MB

Download
memory/2228-1-0x00000000047C0000-0x0000000004E18000-memory.dmp

Filesize
6.3MB

Download
memory/2228-2-0x0000000003E10000-0x0000000003E11000-memory.dmp

Filesize
4KB

Download
memory/2528-16-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/2528-22-0x0000000000E40000-0x0000000000E46000-memory.dmp

Filesize
24KB

Download
memory/2836-8-0x00000000012A0000-0x00000000012A6000-memory.dmp

Filesize
24KB

Download
memory/2836-14-0x0000000001450000-0x0000000001456000-memory.dmp

Filesize
24KB

Download
memory/2836-7-0x00000000012A0000-0x00000000012A6000-memory.dmp

Filesize
24KB

Download

Analysis

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