ec1c88877b2cc43eb60442e94c46c2e1e100582251e9a545a0ba9df1d5692fa3

General

Target

VBS_ae2d789d5592459429702cd490a2bf16.zip
Sample

191122-493msgc4a2
SHA256

ec1c88877b2cc43eb60442e94c46c2e1e100582251e9a545a0ba9df1d5692fa3

Score

N/A

Malware Config

Signatures

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 4944 wrote to memory of 4996	4944	WScript.exe	72
PID 4996 wrote to memory of 5064	4996	wscript.exe	74
PID 5064 wrote to memory of 2580	5064	wscript.exe	75
PID 2580 wrote to memory of 2740	2580	wscript.exe	76
PID 2740 wrote to memory of 384	2740	wscript.exe	77
PID 384 wrote to memory of 4328	384	wscript.exe	78
PID 4328 wrote to memory of 4528	4328	wscript.exe	79
PID 4528 wrote to memory of 4540	4528	wscript.exe	80
PID 4540 wrote to memory of 3692	4540	wscript.exe	81
PID 3692 wrote to memory of 4628	3692	wscript.exe	82
PID 4628 wrote to memory of 4716	4628	wscript.exe	83
PID 4716 wrote to memory of 4672	4716	wscript.exe	84
PID 4672 wrote to memory of 4360	4672	wscript.exe	85
PID 4360 wrote to memory of 4136	4360	wscript.exe	86
PID 4136 wrote to memory of 4264	4136	wscript.exe	87
PID 4264 wrote to memory of 4204	4264	wscript.exe	88
PID 4204 wrote to memory of 2924	4204	wscript.exe	89
PID 2924 wrote to memory of 2612	2924	wscript.exe	90
PID 2612 wrote to memory of 4856	2612	wscript.exe	91
PID 4856 wrote to memory of 4568	4856	wscript.exe	92
PID 4568 wrote to memory of 4984	4568	wscript.exe	93
PID 4984 wrote to memory of 5052	4984	wscript.exe	94
PID 5052 wrote to memory of 5092	5052	wscript.exe	95
PID 5092 wrote to memory of 372	5092	wscript.exe	97
PID 300 wrote to memory of 1004	300	SppExtComObj.exe	99

Drops file in system dir 5 IoCs

description	ioc	pid	Process
File opened for modification	C:\Windows\Debug\ESE.TXT	4016	svchost.exe
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp	4016	svchost.exe
File created	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp	4016	svchost.exe
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp	4016	svchost.exe
File created	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp	4016	svchost.exe

Checks system information in the registry (likely anti-VM) 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	pid	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer	4040	svchost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName	4040	svchost.exe

Windows security modification 2 TTPs 2 IoCs

evasion trojan

Modify Registry

T1112

description	ioc	pid	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "0"	2924	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "1"	2924	svchost.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs"
1⤵
- Suspicious use of WriteProcessMemory
PID:4944

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4996

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:5064

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:2580

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:2740

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:384

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4328

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4528

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4540

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:3692

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4628

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4716

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4672

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4360

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4136

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4264

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4204

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:2924

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:2612

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4856

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4568

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:4984

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:5052

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
- Suspicious use of WriteProcessMemory
PID:5092

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
PID:372

C:\Windows\system32\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:300

C:\Windows\System32\SLUI.exe
"C:\Windows\System32\SLUI.exe" RuleId=eeba1977-569e-4571-b639-7623d8bfecc0;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=2de67392-b7a7-462a-b1ca-108dd189f588;NotificationInterval=1440;Trigger=TimerEvent
1⤵
PID:1004

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s BITS
1⤵
- Drops file in system dir
PID:4016

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
1⤵
PID:3788

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s DoSvc
1⤵
- Checks system information in the registry (likely anti-VM)
PID:4040

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc
1⤵
- Windows security modification
PID:2924

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup
1⤵
PID:4924

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

MITRE ATT&CK Additional techniques

T1089

Replay Monitor

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Downloads

memory/4856-1-0x0000020766DF0000-0x0000020766EF1000-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing