f4ec042b3b9d605d34a32d37c19a100e50f1ab5242f02f826d683ee6f742810a

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-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

5^/10

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2212 set thread context of 2600	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	36

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

System Information Discovery
T1082

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
2136	ipconfig.exe
2652	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2600	aspnet_compiler.exe
2600	aspnet_compiler.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2600	aspnet_compiler.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2600	aspnet_compiler.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2288	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	28
PID 2212 wrote to memory of 2288	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	28
PID 2212 wrote to memory of 2288	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	28
PID 2212 wrote to memory of 2288	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	28
PID 2288 wrote to memory of 2136	2288	cmd.exe	30
PID 2288 wrote to memory of 2136	2288	cmd.exe	30
PID 2288 wrote to memory of 2136	2288	cmd.exe	30
PID 2288 wrote to memory of 2136	2288	cmd.exe	30
PID 2212 wrote to memory of 2896	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	33
PID 2212 wrote to memory of 2896	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	33
PID 2212 wrote to memory of 2896	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	33
PID 2212 wrote to memory of 2896	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	33
PID 2896 wrote to memory of 2652	2896	cmd.exe	35
PID 2896 wrote to memory of 2652	2896	cmd.exe	35
PID 2896 wrote to memory of 2652	2896	cmd.exe	35
PID 2896 wrote to memory of 2652	2896	cmd.exe	35
PID 2212 wrote to memory of 2600	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	36
PID 2212 wrote to memory of 2600	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	36
PID 2212 wrote to memory of 2600	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	36
PID 2212 wrote to memory of 2600	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	36
PID 2212 wrote to memory of 2600	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	36
PID 2212 wrote to memory of 2600	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	36
PID 2212 wrote to memory of 2600	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	36
PID 2212 wrote to memory of 2600	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	36
PID 2212 wrote to memory of 2600	2212	QUOTATION_OCT9FIBA00541·PDF.scr.exe	36

C:\Users\Admin\AppData\Local\Temp\QUOTATION_OCT9FIBA00541·PDF.scr.exe
"C:\Users\Admin\AppData\Local\Temp\QUOTATION_OCT9FIBA00541·PDF.scr.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /release
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2288
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /release
    3⤵
    - Gathers network information
    PID:2136
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /renew
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2896
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /renew
    3⤵
    - Gathers network information
    PID:2652
- 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
  - Suspicious use of SetWindowsHookEx
  PID:2600

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2212-0-0x0000000000C00000-0x0000000000D62000-memory.dmp

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memory/2212-1-0x0000000074220000-0x000000007490E000-memory.dmp

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memory/2212-2-0x0000000004860000-0x00000000048A0000-memory.dmp

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memory/2212-3-0x0000000000560000-0x00000000005B2000-memory.dmp

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memory/2212-4-0x0000000000B00000-0x0000000000B52000-memory.dmp

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memory/2212-5-0x00000000005B0000-0x00000000005F0000-memory.dmp

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memory/2212-6-0x0000000000B90000-0x0000000000BDC000-memory.dmp

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memory/2212-7-0x0000000074220000-0x000000007490E000-memory.dmp

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memory/2212-8-0x0000000004860000-0x00000000048A0000-memory.dmp

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memory/2212-21-0x0000000074220000-0x000000007490E000-memory.dmp

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memory/2600-11-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/2600-13-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/2600-15-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/2600-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2600-19-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/2600-22-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/2600-9-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/2600-24-0x0000000000400000-0x0000000000440000-memory.dmp

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memory/2600-25-0x0000000073B30000-0x000000007421E000-memory.dmp

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memory/2600-26-0x0000000073B30000-0x000000007421E000-memory.dmp

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