cb9b8ec4097b32c9cd2d23027b2bf23be47f987e7247a154435e8d7c795b1778

Analysis

max time kernel
151s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
24-03-2023 13:54

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General

Target

Quotation_PDF.exe
Size

822KB
MD5

0bd3bed010219c2e46415ecc343cefa1
SHA1

1e9af952b17e0f194debdd53aba1266b6eed4fd7
SHA256

064913ff8fa1ee140fc8b6390a24c81f24774d8318ddcea986d41c941ca4cc61
SHA512

283ffbc5fb679348b95c2883e8b06829e203b0d7fe01c46ce01870fed4222e58bebd4115d3d416f7d023601aa2bd6cd995a2240ba323fc9a8e4278d3ee91f9ec
SSDEEP

12288:Kvv2SUvKN/Pyr3vOVmS5Cv9OGMMxjA7xjWfuZC3Wngo0PvV8Oz+Jcb7OV9l:o+vr3BpOGrxjcCe0tscmHl

Score

7^/10

Malware Config

Signatures

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	Quotation_PDF.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 5008 set thread context of 2752	5008	Quotation_PDF.exe	99
PID 2752 set thread context of 3152	2752	Quotation_PDF.exe	43
PID 2768 set thread context of 3152	2768	wlanext.exe	43

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4488	3400	WerFault.exe	101

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	wlanext.exe

Suspicious behavior: EnumeratesProcesses 50 IoCs

pid	Process
5008	Quotation_PDF.exe
5008	Quotation_PDF.exe
2752	Quotation_PDF.exe
2752	Quotation_PDF.exe
2752	Quotation_PDF.exe
2752	Quotation_PDF.exe
2752	Quotation_PDF.exe
2752	Quotation_PDF.exe
2752	Quotation_PDF.exe
2752	Quotation_PDF.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
3152	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2752	Quotation_PDF.exe
2752	Quotation_PDF.exe
2752	Quotation_PDF.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe
2768	wlanext.exe

Suspicious use of AdjustPrivilegeToken 11 IoCs

description	pid	Process
Token: SeDebugPrivilege	5008	Quotation_PDF.exe
Token: SeDebugPrivilege	2752	Quotation_PDF.exe
Token: SeDebugPrivilege	2768	wlanext.exe
Token: SeShutdownPrivilege	3152	Explorer.EXE
Token: SeCreatePagefilePrivilege	3152	Explorer.EXE
Token: SeShutdownPrivilege	3152	Explorer.EXE
Token: SeCreatePagefilePrivilege	3152	Explorer.EXE
Token: SeShutdownPrivilege	3152	Explorer.EXE
Token: SeCreatePagefilePrivilege	3152	Explorer.EXE
Token: SeShutdownPrivilege	3152	Explorer.EXE
Token: SeCreatePagefilePrivilege	3152	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 5008 wrote to memory of 4200	5008	Quotation_PDF.exe	98
PID 5008 wrote to memory of 4200	5008	Quotation_PDF.exe	98
PID 5008 wrote to memory of 4200	5008	Quotation_PDF.exe	98
PID 5008 wrote to memory of 2752	5008	Quotation_PDF.exe	99
PID 5008 wrote to memory of 2752	5008	Quotation_PDF.exe	99
PID 5008 wrote to memory of 2752	5008	Quotation_PDF.exe	99
PID 5008 wrote to memory of 2752	5008	Quotation_PDF.exe	99
PID 5008 wrote to memory of 2752	5008	Quotation_PDF.exe	99
PID 5008 wrote to memory of 2752	5008	Quotation_PDF.exe	99
PID 3152 wrote to memory of 2768	3152	Explorer.EXE	100
PID 3152 wrote to memory of 2768	3152	Explorer.EXE	100
PID 3152 wrote to memory of 2768	3152	Explorer.EXE	100
PID 2768 wrote to memory of 3400	2768	wlanext.exe	101
PID 2768 wrote to memory of 3400	2768	wlanext.exe	101
PID 2768 wrote to memory of 3400	2768	wlanext.exe	101

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3152
- C:\Users\Admin\AppData\Local\Temp\Quotation_PDF.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation_PDF.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:5008
- - C:\Users\Admin\AppData\Local\Temp\Quotation_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation_PDF.exe"
    3⤵
    PID:4200
- - C:\Users\Admin\AppData\Local\Temp\Quotation_PDF.exe
    "C:\Users\Admin\AppData\Local\Temp\Quotation_PDF.exe"
    3⤵
    - Checks computer location settings
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of AdjustPrivilegeToken
    PID:2752
- C:\Windows\SysWOW64\wlanext.exe
  "C:\Windows\SysWOW64\wlanext.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2768
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:3400
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 3400 -s 136
      4⤵
      Program crash
      PID:4488

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 444 -p 3400 -ip 3400
1⤵
PID:4348

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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

memory/2752-148-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2752-139-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2752-141-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2752-142-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/2752-143-0x00000000019E0000-0x0000000001D2A000-memory.dmp

Filesize
3.3MB

Download
memory/2752-144-0x0000000001710000-0x0000000001720000-memory.dmp

Filesize
64KB

Download
memory/2768-152-0x0000000001330000-0x00000000013BF000-memory.dmp

Filesize
572KB

Download
memory/2768-151-0x0000000001450000-0x000000000179A000-memory.dmp

Filesize
3.3MB

Download
memory/2768-150-0x0000000000D00000-0x0000000000D2D000-memory.dmp

Filesize
180KB

Download
memory/2768-149-0x0000000000D30000-0x0000000000D47000-memory.dmp

Filesize
92KB

Download
memory/2768-146-0x0000000000D30000-0x0000000000D47000-memory.dmp

Filesize
92KB

Download
memory/3152-153-0x0000000008B40000-0x0000000008BEF000-memory.dmp

Filesize
700KB

Download
memory/3152-175-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-184-0x0000000008B40000-0x0000000008BEF000-memory.dmp

Filesize
700KB

Download
memory/3152-182-0x00000000032A0000-0x00000000032AB000-memory.dmp

Filesize
44KB

Download
memory/3152-181-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-180-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-179-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-178-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-161-0x0000000008B40000-0x0000000008BEF000-memory.dmp

Filesize
700KB

Download
memory/3152-165-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-167-0x0000000008B40000-0x0000000008BEF000-memory.dmp

Filesize
700KB

Download
memory/3152-166-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-168-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-169-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-170-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-171-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-172-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-173-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-174-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-145-0x0000000008DC0000-0x0000000008E96000-memory.dmp

Filesize
856KB

Download
memory/3152-177-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/3152-176-0x00000000015E0000-0x00000000015F0000-memory.dmp

Filesize
64KB

Download
memory/5008-133-0x0000000000900000-0x00000000009D4000-memory.dmp

Filesize
848KB

Download
memory/5008-135-0x00000000053F0000-0x0000000005400000-memory.dmp

Filesize
64KB

Download
memory/5008-134-0x0000000005A60000-0x0000000006004000-memory.dmp

Filesize
5.6MB

Download
memory/5008-136-0x0000000005550000-0x00000000055E2000-memory.dmp

Filesize
584KB

Download
memory/5008-137-0x00000000053F0000-0x0000000005400000-memory.dmp

Filesize
64KB

Download
memory/5008-138-0x0000000006D10000-0x0000000006DAC000-memory.dmp

Filesize
624KB

Download