7db87383d1b07e74372fa661071ee40108779bd2900943e2bb68353fec122aa3

Analysis

max time kernel
143s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
03/08/2023, 20:20

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General

Target

7db87383d1b07e74372fa661071ee40108779bd2900943e2bb68353fec122aa3.exe
Size

350KB
MD5

185580614da9d10a42ab1a77559c8c82
SHA1

3974a69420a7185aedabc812095e5957420bf535
SHA256

7db87383d1b07e74372fa661071ee40108779bd2900943e2bb68353fec122aa3
SHA512

6f9631c3cf189faad2f2b2209fc565ecb719a83991b0f00a1c05e103b43f20536583f4352dd89dbea5dc1f281213db764f8df6c825aaf316704fd1dc6ba6f33a
SSDEEP

6144:NQ606x6uwP8K6xuSKMkB/FmcKrts+PtIK+FTWbAKrzv7BSbMOTp:qhP8bWMkqR6+PuK+FCtzv7kAE

Score

7^/10

Malware Config

Signatures

Checks QEMU agent file 2 TTPs 1 IoCs

Checks presence of QEMU agent, possibly to detect virtualization.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	7db87383d1b07e74372fa661071ee40108779bd2900943e2bb68353fec122aa3.exe

Loads dropped DLL 2 IoCs

pid	Process
3892	7db87383d1b07e74372fa661071ee40108779bd2900943e2bb68353fec122aa3.exe
3892	7db87383d1b07e74372fa661071ee40108779bd2900943e2bb68353fec122aa3.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
3892	7db87383d1b07e74372fa661071ee40108779bd2900943e2bb68353fec122aa3.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\eksponer\handstaff\Verruga\bukselommens.coa	7db87383d1b07e74372fa661071ee40108779bd2900943e2bb68353fec122aa3.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4900	3892	WerFault.exe	81

C:\Users\Admin\AppData\Local\Temp\7db87383d1b07e74372fa661071ee40108779bd2900943e2bb68353fec122aa3.exe
"C:\Users\Admin\AppData\Local\Temp\7db87383d1b07e74372fa661071ee40108779bd2900943e2bb68353fec122aa3.exe"
1⤵
- Checks QEMU agent file
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
PID:3892
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3892 -s 1040
  2⤵
  - Program crash
  PID:4900

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3892 -ip 3892
1⤵
PID:2044

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsk852F.tmp\System.dll

Filesize
11KB

MD5
9625d5b1754bc4ff29281d415d27a0fd

SHA1
80e85afc5cccd4c0a3775edbb90595a1a59f5ce0

SHA256
c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448

SHA512
dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsk852F.tmp\System.dll

Filesize
11KB

MD5
9625d5b1754bc4ff29281d415d27a0fd

SHA1
80e85afc5cccd4c0a3775edbb90595a1a59f5ce0

SHA256
c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448

SHA512
dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsk852F.tmp\System.dll

Filesize
11KB

MD5
9625d5b1754bc4ff29281d415d27a0fd

SHA1
80e85afc5cccd4c0a3775edbb90595a1a59f5ce0

SHA256
c2f405d7402f815d0c3fadd9a50f0bbbb1bab9aa38fe347823478a2587299448

SHA512
dce52b640897c2e8dbfd0a1472d5377fa91fb9cf1aeff62604d014bccbe5b56af1378f173132abeb0edd18c225b9f8f5e3d3e72434aed946661e036c779f165b

Download Submit
memory/3892-144-0x0000000077C71000-0x0000000077D91000-memory.dmp

Filesize
1.1MB

Download
memory/3892-145-0x0000000077C71000-0x0000000077D91000-memory.dmp

Filesize
1.1MB

Download