0a4f2780675dba7b68a7a3b7e89ea12329f432652e8f7aec4df2fdb02861c971

Analysis

max time kernel
48s
max time network
51s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
27/10/2022, 11:58

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General

Target
Quotation.exe
Size 1.0MB
Sample221027-n456pscac6
SHA256 0a4f2780675dba7b68a7a3b7e89ea12329f432652e8f7aec4df2fdb02861c971
MD5 1710e4a26f72778d75be49034ecd108b
SHA1 113457c2e03ab9d5c0a18deb78ba89ebe4772177
SHA512 1ac0cf8602620af2c9c02b1efee8a0429aa0fb6ed77650a09441eed547458f19e1a5a9e2bc7a750c7409a18ce2d789e59f4a1cd523611491c0355229e266439b
SSDEEP 12288:Svs/pTH0AQdLvYa6nAtij7NLcKv/LdP126AraVtvZERAc/Ilq9v3lw5UnB9VzXCe:npTH0hz8vNdLdPsjwtvUAcQoNksrz
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
268	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1768	Quotation.exe
1768	Quotation.exe
1768	Quotation.exe
1768	Quotation.exe
1768	Quotation.exe
1616	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1768	Quotation.exe
Token: SeDebugPrivilege	1616	powershell.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 1616	1768	Quotation.exe	27
PID 1768 wrote to memory of 1616	1768	Quotation.exe	27
PID 1768 wrote to memory of 1616	1768	Quotation.exe	27
PID 1768 wrote to memory of 1616	1768	Quotation.exe	27
PID 1768 wrote to memory of 268	1768	Quotation.exe	29
PID 1768 wrote to memory of 268	1768	Quotation.exe	29
PID 1768 wrote to memory of 268	1768	Quotation.exe	29
PID 1768 wrote to memory of 268	1768	Quotation.exe	29
PID 1768 wrote to memory of 892	1768	Quotation.exe	31
PID 1768 wrote to memory of 892	1768	Quotation.exe	31
PID 1768 wrote to memory of 892	1768	Quotation.exe	31
PID 1768 wrote to memory of 892	1768	Quotation.exe	31
PID 1768 wrote to memory of 456	1768	Quotation.exe	32
PID 1768 wrote to memory of 456	1768	Quotation.exe	32
PID 1768 wrote to memory of 456	1768	Quotation.exe	32
PID 1768 wrote to memory of 456	1768	Quotation.exe	32
PID 1768 wrote to memory of 828	1768	Quotation.exe	33
PID 1768 wrote to memory of 828	1768	Quotation.exe	33
PID 1768 wrote to memory of 828	1768	Quotation.exe	33
PID 1768 wrote to memory of 828	1768	Quotation.exe	33
PID 1768 wrote to memory of 1204	1768	Quotation.exe	34
PID 1768 wrote to memory of 1204	1768	Quotation.exe	34
PID 1768 wrote to memory of 1204	1768	Quotation.exe	34
PID 1768 wrote to memory of 1204	1768	Quotation.exe	34
PID 1768 wrote to memory of 1696	1768	Quotation.exe	35
PID 1768 wrote to memory of 1696	1768	Quotation.exe	35
PID 1768 wrote to memory of 1696	1768	Quotation.exe	35
PID 1768 wrote to memory of 1696	1768	Quotation.exe	35

C:\Users\Admin\AppData\Local\Temp\Quotation.exe
"C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\HkwQiNdUvhbguT.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1616
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\HkwQiNdUvhbguT" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA249.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:268
- C:\Users\Admin\AppData\Local\Temp\Quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
  2⤵
  PID:892
- C:\Users\Admin\AppData\Local\Temp\Quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
  2⤵
  PID:456
- C:\Users\Admin\AppData\Local\Temp\Quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
  2⤵
  PID:828
- C:\Users\Admin\AppData\Local\Temp\Quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
  2⤵
  PID:1204
- C:\Users\Admin\AppData\Local\Temp\Quotation.exe
  "C:\Users\Admin\AppData\Local\Temp\Quotation.exe"
  2⤵
  PID:1696

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

tmpA249.tmp

Path C:\Users\Admin\AppData\Local\Temp\tmpA249.tmp
Size 1KB
SHA256 2c3db9ea563d0a6c4c549b26b9ddb24467df616a1125085f3cd5b0a379cc17d1
MD5 1fbea4a3c07ee3d2c254166bdc0fb9d6
SHA1 3329a5617b1d1704c169cf33fe70435d4bad4a62
SHA512 4bbe79060388e40435a164f6a2e89adaee2227623eed661d78ecf27b67b417216d3b22c89b81f6e5b27fab38fbeb976d082821f2e75bad263e6f600aa58d3c79
MD5 SHA1 SHA512

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memory/1616-64-0x000000006F1F0000-0x000000006F79B000-memory.dmp

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memory/1616-65-0x000000006F1F0000-0x000000006F79B000-memory.dmp

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memory/1768-54-0x0000000000300000-0x0000000000406000-memory.dmp

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memory/1768-55-0x0000000076961000-0x0000000076963000-memory.dmp

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memory/1768-56-0x00000000002E0000-0x00000000002F6000-memory.dmp

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memory/1768-57-0x0000000000730000-0x000000000073C000-memory.dmp

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memory/1768-58-0x0000000005C40000-0x0000000005CF0000-memory.dmp

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memory/1768-63-0x0000000007F40000-0x0000000007FB8000-memory.dmp

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