d6e98ece5d4a74fb005b1c62600b4ceff9ad382b75bf0a101a87b0e561f8e3f1

General

Target

Purchase Order.exe
Size

896KB
MD5

9a2490d08606de9935c8f139226b9498
SHA1

dbb715d5bf8a9cbdd44707571b2481a319554bff
SHA256

b4addefb06b052219b202d98c71d5bde9aee375ba5b31dc8460bc2939099d19e
SHA512

8ef5fdd8865d0083723f2d2d62a44f73856be6b27d9e45ad17ff99516841499fc32792b17057f109c65781ed07ae344d48876f964bfabfc6ce4a816666a5eeef
SSDEEP

12288:+T6qMTTxTaJfHdmMTa9IubWFaxDfdjDaZ9bMT:+TrGevYMTa9tSadjWb

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qLYhCbk = "C:\\Users\\Admin\\AppData\\Roaming\\qLYhCbk\\qLYhCbk.exe"	Purchase Order.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
34	api.ipify.org
35	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2004 set thread context of 2620	2004	Purchase Order.exe	92

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
60	schtasks.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2004	Purchase Order.exe
2620	Purchase Order.exe
2620	Purchase Order.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2004	Purchase Order.exe
Token: SeDebugPrivilege	2620	Purchase Order.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2004 wrote to memory of 60	2004	Purchase Order.exe	90
PID 2004 wrote to memory of 60	2004	Purchase Order.exe	90
PID 2004 wrote to memory of 60	2004	Purchase Order.exe	90
PID 2004 wrote to memory of 2620	2004	Purchase Order.exe	92
PID 2004 wrote to memory of 2620	2004	Purchase Order.exe	92
PID 2004 wrote to memory of 2620	2004	Purchase Order.exe	92
PID 2004 wrote to memory of 2620	2004	Purchase Order.exe	92
PID 2004 wrote to memory of 2620	2004	Purchase Order.exe	92
PID 2004 wrote to memory of 2620	2004	Purchase Order.exe	92
PID 2004 wrote to memory of 2620	2004	Purchase Order.exe	92
PID 2004 wrote to memory of 2620	2004	Purchase Order.exe	92

C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2004
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YthHtLF" /XML "C:\Users\Admin\AppData\Local\Temp\tmp212A.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:60
- C:\Users\Admin\AppData\Local\Temp\Purchase Order.exe
  "{path}"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Purchase Order.exe.log

Filesize
1KB

MD5
84e77a587d94307c0ac1357eb4d3d46f

SHA1
83cc900f9401f43d181207d64c5adba7a85edc1e

SHA256
e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99

SHA512
aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp212A.tmp

Filesize
1KB

MD5
4df78e9fedbed07d0b0a4daf5e472b4c

SHA1
08cc1d293a7ec45989a7b47f231d4f0704ab53ee

SHA256
2acaf800906c5e282b260a3a4387268e70eedf3fd300edcf72d74961d78d3c3f

SHA512
d54f25b4eb3475cf2f0a4ebb51105c98f8add0ea4ec1acbfdb28761583a17b7106e87059392dd685dbb55c9b3b327fa8f8de75d57059a60199632a624b79b191

Download Submit
memory/2004-141-0x0000000005C00000-0x0000000005C10000-memory.dmp

Filesize
64KB

Download
memory/2004-134-0x0000000000DA0000-0x0000000000E86000-memory.dmp

Filesize
920KB

Download
memory/2004-137-0x0000000005970000-0x0000000005A0C000-memory.dmp

Filesize
624KB

Download
memory/2004-138-0x0000000005C00000-0x0000000005C10000-memory.dmp

Filesize
64KB

Download
memory/2004-139-0x0000000005870000-0x000000000587A000-memory.dmp

Filesize
40KB

Download
memory/2004-140-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/2004-133-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/2004-135-0x0000000005DE0000-0x0000000006384000-memory.dmp

Filesize
5.6MB

Download
memory/2004-149-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/2004-136-0x00000000058D0000-0x0000000005962000-memory.dmp

Filesize
584KB

Download
memory/2620-148-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/2620-145-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2620-150-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download
memory/2620-151-0x0000000005450000-0x00000000054B6000-memory.dmp

Filesize
408KB

Download
memory/2620-153-0x0000000006B20000-0x0000000006B70000-memory.dmp

Filesize
320KB

Download
memory/2620-154-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/2620-155-0x0000000005510000-0x0000000005520000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads