5a948b605fbabb59ea28244fdf05cc6980a82057fa1cc1138a1cba3569b9a294

General

Target

Inquiry Doc2pdf.exe
Size

732KB
MD5

cc9320801a411bae88d4293006f8fdd2
SHA1

00995a1f3b4f14ffc260f17a9d2294671832b861
SHA256

5a948b605fbabb59ea28244fdf05cc6980a82057fa1cc1138a1cba3569b9a294
SHA512

eb0e0f52e30c33613b86a4365af8134acb03d6b1c9c0310ea439da0192f79e8d7380bb10cccd81fb917e6979e6fc59c2809473d54df47ca9da458a475ad27c3b
SSDEEP

12288:LdTKGZrAHW3XVcJsWcv6QL8B2rA4tO5yoEZSsc2RUzSZQ1HkLdU+0bS:L/SpHcv3rAeO5VEIscnmyb

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-1-5-21-3336304223-2978740688-3645194410-1000\Control Panel\International\Geo\Nation	Inquiry Doc2pdf.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1348 set thread context of 2384	1348	Inquiry Doc2pdf.exe	96

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

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/Job

T1053

pid	Process
1220	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
3768	powershell.exe
2632	powershell.exe
3768	powershell.exe
2632	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3768	powershell.exe
Token: SeDebugPrivilege	2632	powershell.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1348 wrote to memory of 2632	1348	Inquiry Doc2pdf.exe	90
PID 1348 wrote to memory of 2632	1348	Inquiry Doc2pdf.exe	90
PID 1348 wrote to memory of 3768	1348	Inquiry Doc2pdf.exe	91
PID 1348 wrote to memory of 3768	1348	Inquiry Doc2pdf.exe	91
PID 1348 wrote to memory of 1220	1348	Inquiry Doc2pdf.exe	94
PID 1348 wrote to memory of 1220	1348	Inquiry Doc2pdf.exe	94
PID 1348 wrote to memory of 2384	1348	Inquiry Doc2pdf.exe	96
PID 1348 wrote to memory of 2384	1348	Inquiry Doc2pdf.exe	96
PID 1348 wrote to memory of 2384	1348	Inquiry Doc2pdf.exe	96

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\Inquiry Doc2pdf.exe
"C:\Users\Admin\AppData\Local\Temp\Inquiry Doc2pdf.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1348
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\Inquiry Doc2pdf.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2632
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\arERSuoa.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3768
- C:\Windows\System32\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\arERSuoa" /XML "C:\Users\Admin\AppData\Local\Temp\tmpBCA9.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1220
- C:\Users\Admin\AppData\Local\Temp\Inquiry Doc2pdf.exe
  "C:\Users\Admin\AppData\Local\Temp\Inquiry Doc2pdf.exe"
  2⤵
  PID:2384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

Filesize
2KB

MD5
d85ba6ff808d9e5444a4b369f5bc2730

SHA1
31aa9d96590fff6981b315e0b391b575e4c0804a

SHA256
84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

SHA512
8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
944B

MD5
59d97011e091004eaffb9816aa0b9abd

SHA1
1602a56b01dd4b7c577ca27d3117e4bcc1aa657b

SHA256
18f381e0db020a763b8c515c346ef58679ab9c403267eacfef5359e272f7e71d

SHA512
d9ca49c1a17580981e2c1a50d73c0eecaa7a62f8514741512172e395af2a3d80aeb0f71c58bc7f52c18246d57ba67af09b6bff4776877d6cc6f0245c30e092d6

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_jv5eu00h.dsy.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpBCA9.tmp

Filesize
1KB

MD5
06e4685d5055ece8b4f36d156b97d53f

SHA1
961aa3dd5a823f25c6ccc36dc0069a8174bd6208

SHA256
023886488964697828ffc5e210c25f9da14c1c1b35068e8112fc90c2bd34e08c

SHA512
e66cde015a966abadc9e9015f8c2354647b020c85f6ba7cab4015b02b457511bd03f23907f44bb674494f2597187f348c8d4b3b637d206ed2226769553dadddb

Download Submit
memory/1348-3-0x0000000002B20000-0x0000000002B3A000-memory.dmp

Filesize
104KB

Download
memory/1348-5-0x0000000002CC0000-0x0000000002CD0000-memory.dmp

Filesize
64KB

Download
memory/1348-6-0x000000001CE50000-0x000000001CED0000-memory.dmp

Filesize
512KB

Download
memory/1348-4-0x0000000002B90000-0x0000000002BA2000-memory.dmp

Filesize
72KB

Download
memory/1348-11-0x00007FFED5D40000-0x00007FFED6801000-memory.dmp

Filesize
10.8MB

Download
memory/1348-39-0x000000001BD60000-0x000000001BD70000-memory.dmp

Filesize
64KB

Download
memory/1348-2-0x000000001BD60000-0x000000001BD70000-memory.dmp

Filesize
64KB

Download
memory/1348-1-0x00007FFED5D40000-0x00007FFED6801000-memory.dmp

Filesize
10.8MB

Download
memory/1348-0-0x0000000000080000-0x000000000013C000-memory.dmp

Filesize
752KB

Download
memory/1348-40-0x00007FFED5D40000-0x00007FFED6801000-memory.dmp

Filesize
10.8MB

Download
memory/2632-24-0x00007FFED5D40000-0x00007FFED6801000-memory.dmp

Filesize
10.8MB

Download
memory/2632-36-0x000002A671230000-0x000002A671240000-memory.dmp

Filesize
64KB

Download
memory/2632-41-0x000002A671230000-0x000002A671240000-memory.dmp

Filesize
64KB

Download
memory/2632-42-0x000002A671230000-0x000002A671240000-memory.dmp

Filesize
64KB

Download
memory/2632-19-0x000002A671990000-0x000002A6719B2000-memory.dmp

Filesize
136KB

Download
memory/2632-48-0x00007FFED5D40000-0x00007FFED6801000-memory.dmp

Filesize
10.8MB

Download
memory/3768-38-0x000002C35C280000-0x000002C35C290000-memory.dmp

Filesize
64KB

Download
memory/3768-35-0x000002C35C280000-0x000002C35C290000-memory.dmp

Filesize
64KB

Download
memory/3768-13-0x00007FFED5D40000-0x00007FFED6801000-memory.dmp

Filesize
10.8MB

Download
memory/3768-49-0x00007FFED5D40000-0x00007FFED6801000-memory.dmp

Filesize
10.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads