7d7e60a0fa22587c8187fd3077934bff0d596aa5c0da1767096ebbeb10a235a1

General

Target

Revised Purchase Order.exe
Size

705KB
MD5

8c762ec76d202e8e5aeeefae06814bff
SHA1

b0008c82f2107bc627d2269f58858c7b0104006d
SHA256

7d7e60a0fa22587c8187fd3077934bff0d596aa5c0da1767096ebbeb10a235a1
SHA512

f7a6dfca98a6847bf8df390f95c298e06001ad94d28672ba50fa60d5ab48384dedbbfe77c2063cc0135d329881a76a35514dd019d03fda7cf796ff13dfe62be4
SSDEEP

12288:nvM2iNlw0HXUxzzRmb/kGTzdIPqBN09jW6qjrRSlo7qyTwDgWMQ8WeikR:U1XP6zcoYdIKN09jW6qxXTOgwJeR

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2664	MuiUnattend.exe

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1544 set thread context of 2884	1544	Revised Purchase Order.exe	28
PID 2884 set thread context of 1260	2884	Revised Purchase Order.exe	21
PID 2884 set thread context of 2664	2884	Revised Purchase Order.exe	31
PID 2664 set thread context of 1260	2664	MuiUnattend.exe	21

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-330940541-141609230-1670313778-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	MuiUnattend.exe

Suspicious behavior: EnumeratesProcesses 13 IoCs

pid	Process
2884	Revised Purchase Order.exe
2884	Revised Purchase Order.exe
2884	Revised Purchase Order.exe
2884	Revised Purchase Order.exe
2884	Revised Purchase Order.exe
2884	Revised Purchase Order.exe
2884	Revised Purchase Order.exe
2884	Revised Purchase Order.exe
2664	MuiUnattend.exe
2664	MuiUnattend.exe
2664	MuiUnattend.exe
2664	MuiUnattend.exe
2664	MuiUnattend.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1260	Explorer.EXE

Suspicious behavior: MapViewOfSection 4 IoCs

pid	Process
2884	Revised Purchase Order.exe
2884	Revised Purchase Order.exe
2664	MuiUnattend.exe
2664	MuiUnattend.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1544 wrote to memory of 2884	1544	Revised Purchase Order.exe	28
PID 1544 wrote to memory of 2884	1544	Revised Purchase Order.exe	28
PID 1544 wrote to memory of 2884	1544	Revised Purchase Order.exe	28
PID 1544 wrote to memory of 2884	1544	Revised Purchase Order.exe	28
PID 1544 wrote to memory of 2884	1544	Revised Purchase Order.exe	28
PID 1544 wrote to memory of 2884	1544	Revised Purchase Order.exe	28
PID 1544 wrote to memory of 2884	1544	Revised Purchase Order.exe	28
PID 2884 wrote to memory of 2664	2884	Revised Purchase Order.exe	31
PID 2884 wrote to memory of 2664	2884	Revised Purchase Order.exe	31
PID 2884 wrote to memory of 2664	2884	Revised Purchase Order.exe	31
PID 2884 wrote to memory of 2664	2884	Revised Purchase Order.exe	31

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
PID:1260
- C:\Users\Admin\AppData\Local\Temp\Revised Purchase Order.exe
  "C:\Users\Admin\AppData\Local\Temp\Revised Purchase Order.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1544
- - C:\Users\Admin\AppData\Local\Temp\Revised Purchase Order.exe
    "C:\Users\Admin\AppData\Local\Temp\Revised Purchase Order.exe"
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    - Suspicious use of WriteProcessMemory
    PID:2884
  - - C:\Windows\SysWOW64\MuiUnattend.exe
      "C:\Windows\SysWOW64\MuiUnattend.exe"
      4⤵
      Loads dropped DLL
      Suspicious use of SetThreadContext
      Modifies Internet Explorer settings
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: MapViewOfSection
      PID:2664

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\e4kdhr.zip

Filesize
557KB

MD5
d113a47c6ac162a76d78c817aeb57755

SHA1
f301cea25c2032dd67ffbd21242b209f0ee70ee2

SHA256
bae32df8fa24a3e55bcc1591e09918259173f870090e2ae775509edb8b893eb4

SHA512
ba64e248ee75fa43cae60c1e0815c512f89eabc140b35aa696d428a3f5d328db04981c0f500b78211bbfd9087ba678328c8ad63ac51249062900693a1d399178

Download Submit
\Users\Admin\AppData\Local\Temp\sqlite3.dll

Filesize
1.1MB

MD5
f55e5766477de5997da50f12c9c74c91

SHA1
4dc98900a887be95411f07b9e597c57bdc7dbab3

SHA256
90be88984ee60864256378c952d44b13d55ac032ab6a7b8c698885176bcece69

SHA512
983417a297e68b58fbd1c07fed7a1697d249110a2c10644b2dc96e3facedd3fbfbcac6a7809631ffd62894f02cadd4d3e62022b9e5e026e5bf434f1eb1878f05

Download Submit
memory/1260-29-0x0000000003E80000-0x0000000003FA2000-memory.dmp

Filesize
1.1MB

Download
memory/1260-20-0x0000000008A20000-0x000000000B46B000-memory.dmp

Filesize
42.3MB

Download
memory/1260-30-0x0000000003E80000-0x0000000003FA2000-memory.dmp

Filesize
1.1MB

Download
memory/1260-18-0x0000000000010000-0x0000000000020000-memory.dmp

Filesize
64KB

Download
memory/1260-72-0x0000000003E80000-0x0000000003FA2000-memory.dmp

Filesize
1.1MB

Download
memory/1544-13-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/1544-2-0x0000000004DA0000-0x0000000004DE0000-memory.dmp

Filesize
256KB

Download
memory/1544-1-0x0000000074AB0000-0x000000007519E000-memory.dmp

Filesize
6.9MB

Download
memory/1544-0-0x0000000000B50000-0x0000000000C00000-memory.dmp

Filesize
704KB

Download
memory/1544-3-0x0000000000580000-0x0000000000592000-memory.dmp

Filesize
72KB

Download
memory/1544-4-0x00000000006B0000-0x00000000006BC000-memory.dmp

Filesize
48KB

Download
memory/1544-5-0x0000000004EF0000-0x0000000004F7A000-memory.dmp

Filesize
552KB

Download
memory/2664-71-0x0000000000950000-0x00000000009F4000-memory.dmp

Filesize
656KB

Download
memory/2664-31-0x00000000000C0000-0x0000000000100000-memory.dmp

Filesize
256KB

Download
memory/2664-68-0x00000000000C0000-0x0000000000100000-memory.dmp

Filesize
256KB

Download
memory/2664-26-0x00000000000C0000-0x0000000000100000-memory.dmp

Filesize
256KB

Download
memory/2664-21-0x00000000000C0000-0x0000000000100000-memory.dmp

Filesize
256KB

Download
memory/2664-22-0x00000000000C0000-0x0000000000100000-memory.dmp

Filesize
256KB

Download
memory/2664-69-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2664-27-0x0000000000950000-0x00000000009F4000-memory.dmp

Filesize
656KB

Download
memory/2664-25-0x0000000002030000-0x0000000002333000-memory.dmp

Filesize
3.0MB

Download
memory/2884-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2884-24-0x00000000002B0000-0x00000000002D5000-memory.dmp

Filesize
148KB

Download
memory/2884-23-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2884-19-0x00000000002B0000-0x00000000002D5000-memory.dmp

Filesize
148KB

Download
memory/2884-17-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2884-16-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2884-15-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2884-14-0x0000000000C00000-0x0000000000F03000-memory.dmp

Filesize
3.0MB

Download
memory/2884-12-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2884-8-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download
memory/2884-6-0x0000000000400000-0x0000000000443000-memory.dmp

Filesize
268KB

Download

Analysis

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