ec1c88877b2cc43eb60442e94c46c2e1e100582251e9a545a0ba9df1d5692fa3

General

Target

VBS_ae2d789d5592459429702cd490a2bf16.2
Sample

191122-tszaexxpde
SHA256

ec1c88877b2cc43eb60442e94c46c2e1e100582251e9a545a0ba9df1d5692fa3

Score

N/A

Malware Config

Signatures

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 4956	4896	WScript.exe	73
PID 4956 wrote to memory of 5028	4956	wscript.exe	74
PID 5028 wrote to memory of 5080	5028	wscript.exe	75
PID 5080 wrote to memory of 4208	5080	wscript.exe	76
PID 4208 wrote to memory of 1588	4208	wscript.exe	77
PID 1588 wrote to memory of 1956	1588	wscript.exe	78
PID 1956 wrote to memory of 2936	1956	wscript.exe	79
PID 2936 wrote to memory of 4148	2936	wscript.exe	80
PID 4148 wrote to memory of 3792	4148	wscript.exe	81
PID 3792 wrote to memory of 3152	3792	wscript.exe	82
PID 3152 wrote to memory of 4604	3152	wscript.exe	83
PID 4604 wrote to memory of 4644	4604	wscript.exe	84
PID 4644 wrote to memory of 4648	4644	wscript.exe	85
PID 4648 wrote to memory of 4332	4648	wscript.exe	86
PID 4332 wrote to memory of 4692	4332	wscript.exe	87
PID 4692 wrote to memory of 3860	4692	wscript.exe	88
PID 3860 wrote to memory of 3940	3860	wscript.exe	89
PID 3940 wrote to memory of 3980	3940	wscript.exe	90
PID 3980 wrote to memory of 2688	3980	wscript.exe	91
PID 2688 wrote to memory of 4808	2688	wscript.exe	92
PID 4808 wrote to memory of 4776	4808	wscript.exe	93
PID 4776 wrote to memory of 4924	4776	wscript.exe	94
PID 4924 wrote to memory of 4984	4924	wscript.exe	95
PID 4984 wrote to memory of 5068	4984	wscript.exe	97
PID 4956 wrote to memory of 5096	4956	SppExtComObj.exe	98

Drops file in system dir 5 IoCs

description	ioc	pid	Process
File opened for modification	C:\Windows\Debug\ESE.TXT	4844	svchost.exe
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp	4844	svchost.exe
File created	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp	4844	svchost.exe
File opened for modification	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp	4844	svchost.exe
File created	C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp	4844	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	4328	svchost.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName	4328	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"	3908	svchost.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "1"	3908	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:4896

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:4956

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:5028

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:5080

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:4208

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:1588

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:1956

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:2936

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:4148

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:3792

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:3152

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:4604

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:4644

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:4648

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:4332

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:4692

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:3860

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:3940

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:3980

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:2688

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:4808

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:4776

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:4924

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\SppExtComObj.exe
C:\Windows\system32\SppExtComObj.exe -Embedding
1⤵
- Suspicious use of WriteProcessMemory
PID:4956

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document7806.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-
1⤵
PID:5068

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:5096

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k netsvcs -s BITS
1⤵
- Drops file in system dir
PID:4844

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV
1⤵
PID:3716

\??\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:4328

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k unistacksvcgroup
1⤵
PID:712

\??\c:\windows\system32\svchost.exe
c:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc
1⤵
- Windows security modification
PID:3908

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/5028-0-0x000001FC9FCC0000-0x000001FC9FDC1000-memory.dmp

Filesize
1.0MB

Download

Analysis

Sharing