a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c

General

Target

a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe
Size

2.6MB
MD5

6937e159a174fa4109c366acf4aed9ed
SHA1

90546e2e91c84758274b85da5e43cec871af8fe9
SHA256

a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c
SHA512

36e7509c72426253f984544e6ea8cf687f4feebe47e9643c6869948635882517d53a339be16bc2eb0e10fc5bd4b9099c76a2617b4407d3601125f1af9d00c282

Score

9^/10

evasion themida trojan

Malware Config

Signatures

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

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497
Blocklisted process makes network request 1 IoCs

Processes:

WScript.exe

flow pid process

49 1848 WScript.exe

flow	pid	process
49	1848	WScript.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

Themida packer 4 IoCs

Detects Themida, an advanced Windows software protection system.

themida

Processes:

resource	yara_rule
behavioral2/memory/996-130-0x0000000000FB0000-0x0000000001673000-memory.dmp	themida
behavioral2/memory/996-131-0x0000000000FB0000-0x0000000001673000-memory.dmp	themida
behavioral2/memory/996-132-0x0000000000FB0000-0x0000000001673000-memory.dmp	themida
behavioral2/memory/996-133-0x0000000000FB0000-0x0000000001673000-memory.dmp	themida

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

18 ip-api.com
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes:

a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

pid process

996 a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

flow	ioc
18	ip-api.com

Drops file in Windows directory 8 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

Modifies registry class 1 IoCs

Processes:

a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000_Classes\Local Settings	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

pid	process
996	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe
996	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

svchost.exeTiWorker.exe

description	pid	process
Token: SeShutdownPrivilege	116	svchost.exe
Token: SeCreatePagefilePrivilege	116	svchost.exe
Token: SeShutdownPrivilege	116	svchost.exe
Token: SeCreatePagefilePrivilege	116	svchost.exe
Token: SeShutdownPrivilege	116	svchost.exe
Token: SeCreatePagefilePrivilege	116	svchost.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe
Token: SeRestorePrivilege	3492	TiWorker.exe
Token: SeSecurityPrivilege	3492	TiWorker.exe
Token: SeBackupPrivilege	3492	TiWorker.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe

description	pid	process	target process
PID 996 wrote to memory of 4912	996	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe	WScript.exe
PID 996 wrote to memory of 4912	996	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe	WScript.exe
PID 996 wrote to memory of 4912	996	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe	WScript.exe
PID 996 wrote to memory of 1848	996	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe	WScript.exe
PID 996 wrote to memory of 1848	996	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe	WScript.exe
PID 996 wrote to memory of 1848	996	a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe	WScript.exe

C:\Users\Admin\AppData\Local\Temp\a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe
"C:\Users\Admin\AppData\Local\Temp\a7e2615032997525b722b12c6303ba286160b293d598f3704b916c1bf6fbcb8c.exe"
1⤵
- Checks BIOS information in registry
- Checks computer location settings
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Checks processor information in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:996

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\inesven.vbs"
2⤵
PID:4912

C:\Windows\SysWOW64\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\diidxpemfa.vbs"
2⤵
- Blocklisted process makes network request
PID:1848

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:116

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3492

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

1

T1497

Credential Access

Discovery

Query Registry

4

T1012

Virtualization/Sandbox Evasion

1

T1497

System Information Discovery

5

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

1

T1102

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
MD5
54e9306f95f32e50ccd58af19753d929

SHA1
eab9457321f34d4dcf7d4a0ac83edc9131bf7c57

SHA256
45f94dceb18a8f738a26da09ce4558995a4fe02b971882e8116fc9b59813bb72

SHA512
8711a4d866f21cdf4d4e6131ec4cfaf6821d0d22b90946be8b5a09ab868af0270a89bc326f03b858f0361a83c11a1531b894dfd1945e4812ba429a7558791f4f

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
MD5
5a2ff3604b9d33057b47861f5f16cbee

SHA1
4873dda38975714d72ecac1296331a35eb649c55

SHA256
a382dd51981224e866100b9ecc1402a5d890d014222dd03ca1e3c1354f8de29b

SHA512
7ac9e7a41033ceeb163169eb0fb4887e51de5f191dd897d10cf5c1d883e9bc92560ed7e72da6c85801271785ed5c702d8dbf6ac2dde3198f6496068453c3ee74

Download Submit
C:\Users\Admin\AppData\Local\Temp\diidxpemfa.vbs
MD5
54ec4314cfd4a869bc4cb118646a1bc5

SHA1
5fa512e52c775eba2d7843136d889dbcd8c993d6

SHA256
9952bff78a8e88ea1f6a7991dd07deab22473138b646ec7ac0c1f7ccf57bb33c

SHA512
8c9c206b68c6e1f8a8a630ab4ae98a1b047a9209caad1e1652e63785762b5ca5b55b4212681300ffe784aa957cbec178aa5f002f74c95f83eadf42c5f0a92c70

Download Submit
C:\Users\Admin\AppData\Local\Temp\inesven.vbs
MD5
6e4301c8c12b1ecec4057cce04a9c7e5

SHA1
09e3540c656086b1f2182a765ef5a0729ec0a11c

SHA256
781f7e903db5f6447b2699be1a89376e0a591e495b7827d9660d8a4bb6d08b5d

SHA512
39a3a7e42851a33c591eb73191fd2aba3d91fea26141807df9268d67d05e6c903d257cbc0e6065c81e7cfb1a01ac4619c0dcc2b945ccbed11a113ba2f0df36ef

Download Submit
memory/116-136-0x0000018CBD820000-0x0000018CBD830000-memory.dmp

Filesize
64KB

Download
memory/116-137-0x0000018CBD880000-0x0000018CBD890000-memory.dmp

Filesize
64KB

Download
memory/116-138-0x0000018CBFF40000-0x0000018CBFF44000-memory.dmp

Filesize
16KB

Download
memory/996-130-0x0000000000FB0000-0x0000000001673000-memory.dmp

Filesize
6.8MB

Download
memory/996-131-0x0000000000FB0000-0x0000000001673000-memory.dmp

Filesize
6.8MB

Download
memory/996-132-0x0000000000FB0000-0x0000000001673000-memory.dmp

Filesize
6.8MB

Download
memory/996-133-0x0000000000FB0000-0x0000000001673000-memory.dmp

Filesize
6.8MB

Download
memory/996-134-0x0000000076F54000-0x0000000076F56000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

Loading Replay Monitor...

Downloads