feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80

General

Target

feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe
Size

3.4MB
MD5

04038a698d34f3dc35b7a3b2ac11678f
SHA1

cda7057d389738aa8da47dff465cb377b94ccfc2
SHA256

feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80
SHA512

07bee3ddc4a8abddb90d685e812838a067e4ae15b0b5b6b765c850fae4bb6bbc552fbff9060413e726f9790a033f42a5c38aa6ab1dc9779df664310867018d2d
SSDEEP

98304:wJuR21C/yIq/dhl/O4i/TksjdFwvhzjMSwRVq:w8D/yIqlhlW4i/QsnwZzjMSeVq

Score

9^/10

discovery evasion trojan upx

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

Processes:

SoftwareDistributionTemplates-type8.8.5.3.exeSoftwareDistributionTemplates-type8.8.5.3.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	SoftwareDistributionTemplates-type8.8.5.3.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	SoftwareDistributionTemplates-type8.8.5.3.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

SoftwareDistributionTemplates-type8.8.5.3.exeSoftwareDistributionTemplates-type8.8.5.3.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	SoftwareDistributionTemplates-type8.8.5.3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	SoftwareDistributionTemplates-type8.8.5.3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	SoftwareDistributionTemplates-type8.8.5.3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	SoftwareDistributionTemplates-type8.8.5.3.exe

Executes dropped EXE 2 IoCs

Processes:

SoftwareDistributionTemplates-type8.8.5.3.exeSoftwareDistributionTemplates-type8.8.5.3.exe

pid process

1012 SoftwareDistributionTemplates-type8.8.5.3.exe
3684 SoftwareDistributionTemplates-type8.8.5.3.exe
Modifies file permissions 1 TTPs 3 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exeicacls.exeicacls.exe

pid process

3840 icacls.exe
3828 icacls.exe
4660 icacls.exe

pid	process
1012	SoftwareDistributionTemplates-type8.8.5.3.exe
3684	SoftwareDistributionTemplates-type8.8.5.3.exe

pid	process
3840	icacls.exe
3828	icacls.exe
4660	icacls.exe

UPX packed file 11 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe	upx
C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe	upx
behavioral1/memory/1012-149-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp	upx
behavioral1/memory/1012-150-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp	upx
behavioral1/memory/1012-151-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp	upx
behavioral1/memory/1012-154-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp	upx
C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe	upx
behavioral1/memory/3684-156-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp	upx
behavioral1/memory/3684-157-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp	upx
behavioral1/memory/3684-158-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp	upx
behavioral1/memory/3684-159-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp	upx

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

SoftwareDistributionTemplates-type8.8.5.3.exeSoftwareDistributionTemplates-type8.8.5.3.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SoftwareDistributionTemplates-type8.8.5.3.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	SoftwareDistributionTemplates-type8.8.5.3.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe

description	pid	process	target process
PID 1064 set thread context of 2412	1064	feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe	AppLaunch.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3200 1064 WerFault.exe feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exe

pid process

2812 schtasks.exe

pid	pid_target	process	target process
3200	1064	WerFault.exe	feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe

pid	process
2812	schtasks.exe

Suspicious use of WriteProcessMemory 19 IoCs

Processes:

feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exeAppLaunch.exe

description	pid	process	target process
PID 1064 wrote to memory of 2412	1064	feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe	AppLaunch.exe
PID 1064 wrote to memory of 2412	1064	feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe	AppLaunch.exe
PID 1064 wrote to memory of 2412	1064	feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe	AppLaunch.exe
PID 1064 wrote to memory of 2412	1064	feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe	AppLaunch.exe
PID 1064 wrote to memory of 2412	1064	feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe	AppLaunch.exe
PID 2412 wrote to memory of 3840	2412	AppLaunch.exe	icacls.exe
PID 2412 wrote to memory of 3840	2412	AppLaunch.exe	icacls.exe
PID 2412 wrote to memory of 3840	2412	AppLaunch.exe	icacls.exe
PID 2412 wrote to memory of 3828	2412	AppLaunch.exe	icacls.exe
PID 2412 wrote to memory of 3828	2412	AppLaunch.exe	icacls.exe
PID 2412 wrote to memory of 3828	2412	AppLaunch.exe	icacls.exe
PID 2412 wrote to memory of 4660	2412	AppLaunch.exe	icacls.exe
PID 2412 wrote to memory of 4660	2412	AppLaunch.exe	icacls.exe
PID 2412 wrote to memory of 4660	2412	AppLaunch.exe	icacls.exe
PID 2412 wrote to memory of 2812	2412	AppLaunch.exe	schtasks.exe
PID 2412 wrote to memory of 2812	2412	AppLaunch.exe	schtasks.exe
PID 2412 wrote to memory of 2812	2412	AppLaunch.exe	schtasks.exe
PID 2412 wrote to memory of 1012	2412	AppLaunch.exe	SoftwareDistributionTemplates-type8.8.5.3.exe
PID 2412 wrote to memory of 1012	2412	AppLaunch.exe	SoftwareDistributionTemplates-type8.8.5.3.exe

C:\Users\Admin\AppData\Local\Temp\feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe
"C:\Users\Admin\AppData\Local\Temp\feffb56578f598490d64289e16a037ac37c3d46f1df41a4013a6dcef225d7e80.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1064

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
"C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AppLaunch.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2412

C:\Windows\SysWOW64\icacls.exe
"C:\Windows\System32\icacls.exe" "C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3" /inheritance:e /deny "*S-1-1-0:(R,REA,RA,RD)"
3⤵
- Modifies file permissions
PID:3840

C:\Windows\SysWOW64\icacls.exe
"C:\Windows\System32\icacls.exe" "C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3" /inheritance:e /deny "*S-1-5-7:(R,REA,RA,RD)"
3⤵
- Modifies file permissions
PID:3828

C:\Windows\SysWOW64\icacls.exe
"C:\Windows\System32\icacls.exe" "C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3" /inheritance:e /deny "admin:(R,REA,RA,RD)"
3⤵
- Modifies file permissions
PID:4660

C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\System32\schtasks.exe" /CREATE /TN "SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3" /TR "C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe" /SC MINUTE
3⤵
- Creates scheduled task(s)
PID:2812

C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe
"C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe" "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:1012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1064 -s 400
2⤵
- Program crash
PID:3200

C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe
C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:3684

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

File Permissions Modification

1

T1222

Credential Access

Discovery

Query Registry

2

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe
Filesize
747.6MB

MD5
61c1b4bb05c0dee51c500a8109be706a

SHA1
2d2e19a0f7e5a4f5424d5d5ff2ca7dced91738c7

SHA256
8e0a2d00e9e5fd4165cdfd694813573086d32a0bc8e323a337c881c6199dbf95

SHA512
cb165232d56d9e221586877199c79008cc964a0c6687f0b0b3d128ce7dbeafc24c879bd851366212442b700b758d3c4309cf1e2f2e13a8acb0ce4966b796127c

Download Submit
C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe
Filesize
747.6MB

MD5
61c1b4bb05c0dee51c500a8109be706a

SHA1
2d2e19a0f7e5a4f5424d5d5ff2ca7dced91738c7

SHA256
8e0a2d00e9e5fd4165cdfd694813573086d32a0bc8e323a337c881c6199dbf95

SHA512
cb165232d56d9e221586877199c79008cc964a0c6687f0b0b3d128ce7dbeafc24c879bd851366212442b700b758d3c4309cf1e2f2e13a8acb0ce4966b796127c

Download Submit
C:\ProgramData\SoftwareDistributionTemplates-type8.8.5.3\SoftwareDistributionTemplates-type8.8.5.3.exe
Filesize
319.6MB

MD5
cc46f8f8b96163b1d53683a59ef7fefd

SHA1
9314e32fbff4b24d0a758e8ff27449603f88c5e1

SHA256
674b4fc97cdb3d2db4237e01a5f2b8745429a5767772f06219aaa4d0ec52931e

SHA512
220ce1cb6811382e74de5e25328db6b1c159d67da10366515eff8f797005b87968b74c21fc4672510a09c7c6cb94a283e9c8681a419533430943bdd3af1229a6

Download Submit
memory/1012-151-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp

Filesize
5.1MB

Download
memory/1012-154-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp

Filesize
5.1MB

Download
memory/1012-150-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp

Filesize
5.1MB

Download
memory/1012-149-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp

Filesize
5.1MB

Download
memory/2412-131-0x0000000009170000-0x0000000009180000-memory.dmp

Filesize
64KB

Download
memory/2412-127-0x0000000009080000-0x000000000908A000-memory.dmp

Filesize
40KB

Download
memory/2412-126-0x0000000008F20000-0x0000000008FB2000-memory.dmp

Filesize
584KB

Download
memory/2412-130-0x0000000009170000-0x0000000009180000-memory.dmp

Filesize
64KB

Download
memory/2412-129-0x0000000009170000-0x0000000009180000-memory.dmp

Filesize
64KB

Download
memory/2412-118-0x0000000004940000-0x0000000004C9C000-memory.dmp

Filesize
3.4MB

Download
memory/2412-128-0x0000000009170000-0x0000000009180000-memory.dmp

Filesize
64KB

Download
memory/2412-125-0x0000000009380000-0x000000000987E000-memory.dmp

Filesize
5.0MB

Download
memory/3684-156-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp

Filesize
5.1MB

Download
memory/3684-157-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp

Filesize
5.1MB

Download
memory/3684-158-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp

Filesize
5.1MB

Download
memory/3684-159-0x00007FF796FC0000-0x00007FF7974DF000-memory.dmp

Filesize
5.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads