74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca

Analysis

max time kernel
147s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
28-06-2024 23:03

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General

Target

74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe
Size

225KB
MD5

3c1f5eb39bcb75b9483108c0896f0e4b
SHA1

d01cb7e77670601dbae83535a0382780dac91358
SHA256

74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca
SHA512

99f420f463526b2eb3d8fb9c6dd1b156ac4382751783c0a84d6df7302b419d2a58d5c5f5a5bab6d1b158e22cd3f6f8fa83036bc657a06dacb5af5a9422abcec8
SSDEEP

6144:EA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:EATuTAnKGwUAW3ycQqgf

Score

3^/10

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

Processes:

WerFault.exeWerFault.exe

pid	pid_target	process	target process
1240	2196	WerFault.exe	winver.exe
3184	2608	WerFault.exe	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe

Modifies data under HKEY_USERS 1 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Modifies registry class 2 IoCs

Processes:

Explorer.EXE

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-2080292272-204036150-2159171770-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 8 IoCs

Processes:

Explorer.EXE

description	pid	process
Token: SeShutdownPrivilege	3100	Explorer.EXE
Token: SeCreatePagefilePrivilege	3100	Explorer.EXE
Token: SeShutdownPrivilege	3100	Explorer.EXE
Token: SeCreatePagefilePrivilege	3100	Explorer.EXE
Token: SeShutdownPrivilege	3100	Explorer.EXE
Token: SeCreatePagefilePrivilege	3100	Explorer.EXE
Token: SeShutdownPrivilege	3100	Explorer.EXE
Token: SeCreatePagefilePrivilege	3100	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

winver.exe74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe

pid process

2196 winver.exe
2608 74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

3100 Explorer.EXE

pid	process
2196	winver.exe
2608	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe

pid	process
3100	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exewinver.exe

description	pid	process	target process
PID 2608 wrote to memory of 2196	2608	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe	winver.exe
PID 2608 wrote to memory of 2196	2608	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe	winver.exe
PID 2608 wrote to memory of 2196	2608	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe	winver.exe
PID 2608 wrote to memory of 2196	2608	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe	winver.exe
PID 2196 wrote to memory of 3100	2196	winver.exe	Explorer.EXE
PID 2608 wrote to memory of 3100	2608	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3100

C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe
"C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe"
2⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2608

C:\Windows\SysWOW64\winver.exe
winver
3⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2196 -s 300
4⤵
- Program crash
PID:1240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2608 -s 952
3⤵
- Program crash
PID:3184

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 2196 -ip 2196
1⤵
PID:432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2608 -ip 2608
1⤵
PID:4408

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2608-1-0x0000000004710000-0x0000000004D68000-memory.dmp

Filesize
6.3MB

Download
memory/2608-2-0x0000000003D80000-0x0000000003D81000-memory.dmp

Filesize
4KB

Download
memory/2608-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2608-13-0x0000000004710000-0x0000000004D68000-memory.dmp

Filesize
6.3MB

Download
memory/3100-4-0x00000000012B0000-0x00000000012B6000-memory.dmp

Filesize
24KB

Download
memory/3100-5-0x00000000012B0000-0x00000000012B6000-memory.dmp

Filesize
24KB

Download
memory/3100-10-0x00000000012C0000-0x00000000012C6000-memory.dmp

Filesize
24KB

Download