ec1c88877b2cc43eb60442e94c46c2e1e100582251e9a545a0ba9df1d5692fa3

General

Target
VBS_ae2d789d5592459429702cd490a2bf16.13
Sample191122-fmf3642c2x
SHA256 ec1c88877b2cc43eb60442e94c46c2e1e100582251e9a545a0ba9df1d5692fa3

Score

N/A

Malware Config

Signatures

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 4892 wrote to memory of 5000	4892	WScript.exe	73
PID 5000 wrote to memory of 5072	5000	wscript.exe	74
PID 5072 wrote to memory of 4220	5072	wscript.exe	75
PID 4220 wrote to memory of 1020	4220	wscript.exe	76
PID 1020 wrote to memory of 1000	1020	wscript.exe	77
PID 1000 wrote to memory of 4432	1000	wscript.exe	78
PID 4432 wrote to memory of 4020	4432	wscript.exe	79
PID 4020 wrote to memory of 3812	4020	wscript.exe	80
PID 3812 wrote to memory of 4564	3812	wscript.exe	81
PID 4564 wrote to memory of 4508	4564	wscript.exe	82
PID 4508 wrote to memory of 4628	4508	wscript.exe	83
PID 4628 wrote to memory of 3848	4628	wscript.exe	84
PID 3848 wrote to memory of 4272	3848	wscript.exe	85
PID 4272 wrote to memory of 4108	4272	wscript.exe	86
PID 4108 wrote to memory of 4176	4108	wscript.exe	87
PID 4176 wrote to memory of 4092	4176	wscript.exe	88
PID 4092 wrote to memory of 3916	4092	wscript.exe	89
PID 3916 wrote to memory of 748	3916	wscript.exe	90
PID 748 wrote to memory of 2744	748	wscript.exe	91
PID 2744 wrote to memory of 4772	2744	wscript.exe	92
PID 4844 wrote to memory of 4740	4844	SppExtComObj.exe	94
PID 4772 wrote to memory of 4656	4772	wscript.exe	95
PID 4656 wrote to memory of 4892	4656	wscript.exe	96
PID 4892 wrote to memory of 5016	4892	wscript.exe	97
PID 5016 wrote to memory of 5096	5016	wscript.exe	98

Drops file in system dir 5 IoCs

description	ioc	pid	Process
File opened for modification	C:\Windows\Debug\ESE.TXT	4256	svchost.exe
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp	4256	svchost.exe
File created	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp	4256	svchost.exe
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp	4256	svchost.exe
File created	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp	4256	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	4104	svchost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName	4104	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"	4180	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "1"	4180	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:4892

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:5000

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:5072

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:4220

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:1020

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:1000

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:4432

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:4020

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:3812

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:4564

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:4508

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:3848

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:4272

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:4108

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:4176

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:4092

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:3916

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:748

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:2744

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:4772

C:\Windows\system32\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:4844

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:4740

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:4656

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:4892

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:5016

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
PID:5096

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s BITS
1⤵
- Drops file in system dir
PID:4256

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
1⤵
PID:4080

\??\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:4104

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup
1⤵
PID:4200

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc
1⤵
- Windows security modification
PID:4180

Network

MITRE ATT&CK Enterprise v16

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/4108-0-0x0000029EF05B0000-0x0000029EF06B1000-memory.dmp

Download

Analysis

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