f4ec042b3b9d605d34a32d37c19a100e50f1ab5242f02f826d683ee6f742810a

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
05/10/2023, 09:41

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General

Target
QUOTATION_OCT9FIBA00541·PDF.scr.exe
Size 1.4MB
Sample231005-lnrl9sca75
SHA256 f4ec042b3b9d605d34a32d37c19a100e50f1ab5242f02f826d683ee6f742810a
MD5 51c98b518c278c54d6b568ed9765fdff
SHA1 aba7b6fc2706dd780b4b4b2d3e6644157da02850
SHA512 fc3b1f7e521732fdedc240375643d46f847b91ca6591a730675c59dceab682eea5d5be2d163bb54648379145729596e227bb5ce511c019f4021ebe2e931c36d2
SSDEEP 24576:W+E2QRJbVG5smA58WMkcqsITrVou74uwsuSQd9FimK:PZicfInVo4wsuxn4r
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-2890696111-2332180956-3312704074-1000\Control Panel\International\Geo\Nation	QUOTATION_OCT9FIBA00541·PDF.scr.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4132 set thread context of 2712	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	104

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
4564	2712	WerFault.exe	104

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
868	ipconfig.exe
676	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe
4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe
2712	aspnet_compiler.exe
2712	aspnet_compiler.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe
Token: SeDebugPrivilege	2712	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 4132 wrote to memory of 2008	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	86
PID 4132 wrote to memory of 2008	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	86
PID 4132 wrote to memory of 2008	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	86
PID 2008 wrote to memory of 868	2008	cmd.exe	88
PID 2008 wrote to memory of 868	2008	cmd.exe	88
PID 2008 wrote to memory of 868	2008	cmd.exe	88
PID 4132 wrote to memory of 2672	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	101
PID 4132 wrote to memory of 2672	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	101
PID 4132 wrote to memory of 2672	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	101
PID 2672 wrote to memory of 676	2672	cmd.exe	102
PID 2672 wrote to memory of 676	2672	cmd.exe	102
PID 2672 wrote to memory of 676	2672	cmd.exe	102
PID 4132 wrote to memory of 2708	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	103
PID 4132 wrote to memory of 2708	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	103
PID 4132 wrote to memory of 2708	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	103
PID 4132 wrote to memory of 2712	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	104
PID 4132 wrote to memory of 2712	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	104
PID 4132 wrote to memory of 2712	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	104
PID 4132 wrote to memory of 2712	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	104
PID 4132 wrote to memory of 2712	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	104
PID 4132 wrote to memory of 2712	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	104
PID 4132 wrote to memory of 2712	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	104
PID 4132 wrote to memory of 2712	4132	QUOTATION_OCT9FIBA00541·PDF.scr.exe	104

C:\Users\Admin\AppData\Local\Temp\QUOTATION_OCT9FIBA00541·PDF.scr.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION_OCT9FIBA00541·PDF.scr.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4132
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /release
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2008
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /release
    3⤵
    - Gathers network information
    PID:868
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /renew
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2672
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /renew
    3⤵
    - Gathers network information
    PID:676
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  2⤵
  PID:2708
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2712
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2712 -s 1384
    3⤵
    - Program crash
    PID:4564

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2712 -ip 2712
1⤵
PID:524

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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

memory/2712-10-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/2712-16-0x0000000074DB0000-0x0000000075560000-memory.dmp

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memory/2712-15-0x0000000005740000-0x00000000057A6000-memory.dmp

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memory/2712-14-0x0000000005560000-0x0000000005570000-memory.dmp

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memory/2712-13-0x0000000074DB0000-0x0000000075560000-memory.dmp

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memory/4132-4-0x0000000005730000-0x0000000005782000-memory.dmp

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memory/4132-6-0x0000000005800000-0x000000000584C000-memory.dmp

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memory/4132-7-0x0000000074DB0000-0x0000000075560000-memory.dmp

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memory/4132-8-0x0000000003000000-0x0000000003010000-memory.dmp

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memory/4132-9-0x0000000006890000-0x0000000006E34000-memory.dmp

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memory/4132-5-0x00000000057A0000-0x00000000057E0000-memory.dmp

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memory/4132-12-0x0000000074DB0000-0x0000000075560000-memory.dmp

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memory/4132-0-0x0000000074DB0000-0x0000000075560000-memory.dmp

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memory/4132-3-0x0000000005660000-0x00000000056B2000-memory.dmp

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memory/4132-2-0x0000000003000000-0x0000000003010000-memory.dmp

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memory/4132-1-0x0000000000BF0000-0x0000000000D52000-memory.dmp

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