0c8036aaa2f7e38f82368895fa42394d8306112f2e1b2712bfb09421b2f3007e

General

Target

Mail Ripper.exe
Size

9.6MB
MD5

6a7bb2101f69d3872eacac436347bc43
SHA1

209a5d147379c2141d369eed6137160944446bc8
SHA256

0c8036aaa2f7e38f82368895fa42394d8306112f2e1b2712bfb09421b2f3007e
SHA512

dfc66f561826aa080383b8e63062923b622615390d79d6eecff264a85d90c30ddad9966f29c5932ef0665f9b2fce9539e9802d7b7d001ad2cdf4e008673c4e1b
SSDEEP

196608:DDR0MhC+BTX1QFhjwt25HnuC48RmU/3ZlsPvXfHTvN8CJDzB0qfe:nRlAuOHuCtN3ZWXfT7

Score

7^/10

persistence pyinstaller

Malware Config

Signatures

Executes dropped EXE 7 IoCs

Processes:

Setup.exeSetup.exeMail Ripper .exesvchost.exesvchost.exeMail Ripper .exeexplorer.exe

pid	Process
2944	Setup.exe
2124	Setup.exe
2412	Mail Ripper .exe
2492	svchost.exe
3060	svchost.exe
864	Mail Ripper .exe
5404	explorer.exe

Loads dropped DLL 4 IoCs

Processes:

Mail Ripper.exeMail Ripper .exeMail Ripper .exe

pid	Process
2476	Mail Ripper.exe
1280
2412	Mail Ripper .exe
864	Mail Ripper .exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

Setup.exeSetup.exesvchost.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Intel Security Corporation = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\svchost.exe"	Setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft Intel Security Corporation = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\svchost.exe"	Setup.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Explorer = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Templates\\explorer.exe"	svchost.exe

Detects Pyinstaller 1 IoCs

pyinstaller

Processes:

resource	yara_rule
behavioral1/files/0x0008000000016ddf-14.dat	pyinstaller

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

Mail Ripper.exeSetup.exeSetup.exeMail Ripper .exesvchost.exe

description	pid	Process	procid_target
PID 2476 wrote to memory of 2944	2476	Mail Ripper.exe	30
PID 2476 wrote to memory of 2944	2476	Mail Ripper.exe	30
PID 2476 wrote to memory of 2944	2476	Mail Ripper.exe	30
PID 2476 wrote to memory of 2124	2476	Mail Ripper.exe	31
PID 2476 wrote to memory of 2124	2476	Mail Ripper.exe	31
PID 2476 wrote to memory of 2124	2476	Mail Ripper.exe	31
PID 2476 wrote to memory of 2412	2476	Mail Ripper.exe	32
PID 2476 wrote to memory of 2412	2476	Mail Ripper.exe	32
PID 2476 wrote to memory of 2412	2476	Mail Ripper.exe	32
PID 2124 wrote to memory of 2492	2124	Setup.exe	34
PID 2124 wrote to memory of 2492	2124	Setup.exe	34
PID 2124 wrote to memory of 2492	2124	Setup.exe	34
PID 2944 wrote to memory of 3060	2944	Setup.exe	35
PID 2944 wrote to memory of 3060	2944	Setup.exe	35
PID 2944 wrote to memory of 3060	2944	Setup.exe	35
PID 2412 wrote to memory of 864	2412	Mail Ripper .exe	36
PID 2412 wrote to memory of 864	2412	Mail Ripper .exe	36
PID 2412 wrote to memory of 864	2412	Mail Ripper .exe	36
PID 3060 wrote to memory of 5404	3060	svchost.exe	37
PID 3060 wrote to memory of 5404	3060	svchost.exe	37
PID 3060 wrote to memory of 5404	3060	svchost.exe	37

C:\Users\Admin\AppData\Local\Temp\Mail Ripper.exe
"C:\Users\Admin\AppData\Local\Temp\Mail Ripper.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2944
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of WriteProcessMemory
    PID:3060
  - - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\explorer.exe
      "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\explorer.exe"
      4⤵
      Executes dropped EXE
      PID:5404
- C:\Users\Admin\AppData\Local\Temp\Setup.exe
  "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2124
- - C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe"
    3⤵
    - Executes dropped EXE
    PID:2492
- C:\Users\Admin\AppData\Local\Temp\Mail Ripper .exe
  "C:\Users\Admin\AppData\Local\Temp\Mail Ripper .exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2412
- - C:\Users\Admin\AppData\Local\Temp\Mail Ripper .exe
    "C:\Users\Admin\AppData\Local\Temp\Mail Ripper .exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:864

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\Setup.exe

Filesize
356KB

MD5
fa0b327abd82686bb9d676a30fa89b46

SHA1
a5521f5e8e500f67b183542ffad65b83ebcb186f

SHA256
d01728070486e1abbf024db0eeeacf232e02fe326c4c0b762af73f728fc9392d

SHA512
ead84a6cbe44be5cb213154cf11f8cbe7cc992563549201500f11cf770e3b57b02da027fc982b436f8eebbfa60088f4dad8e10de1086dbb5781b2b3da004790d

Download Submit
C:\Users\Admin\AppData\Local\Temp\_MEI24122\python39.dll

Filesize
4.3MB

MD5
088904a7f5b53107db42e15827e3af98

SHA1
1768e7fb1685410e188f663f5b259710f597e543

SHA256
3761c232e151e9ceaf6c7d37b68da3df1962e3106e425cc3937d1f60170f3718

SHA512
c5edc25fd9a37673f769af1a1fd540b41e68351bc30b44bc83a1d0d4a8fb078888bbb31173a77ef47698631c9816bc05637b499c20d63e3d65457d9aa4bc2c6b

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\explorer.exe

Filesize
63KB

MD5
d298454882caac154fc9217fc7e90499

SHA1
11970a2f8b9d1153fbc7fe925a846bd95e07e96f

SHA256
badaa2312457f3d08ca1f72287989456f9e62d6b417af6fb9b5e39ca1e8c8100

SHA512
e28a4d7c827b5c816503ddba4fee0bc82b16a0acb2eed9c81b20bb1b043d69b89cd3a1cf2beafb27a2471b6172f707d53e3c90568636b0c65e484e051dfde86f

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\svchost.exe

Filesize
256KB

MD5
c4e4407b5fcf49586ddd5d5573ae4b95

SHA1
0f60aaaaac09d4f9273207114fcc78c0bfb250eb

SHA256
8f1e6eb0269fbe449678ce4863d494fda78bc648f27ad1c129270575efce4f7a

SHA512
95a89aae7f135b3355f2f0f751607742d8dfa5dfb04bf86cad0fff99d6c687a18a2f0be30d92a79d004cba49823c73f0208f40bb5e9cff3b26f72d1fe5f3d47b

Download Submit
\Users\Admin\AppData\Local\Temp\Mail Ripper .exe

Filesize
9.2MB

MD5
5ad8ae6018c97e3dda52c6075b23b294

SHA1
42f05a281007c2fe538fd182cea2d17514f22327

SHA256
6ea4bed47d20892e03270ee2b8f73fe79a7366d3b525a7c71f13c9071bbd0576

SHA512
ea747c658657fbd026117bdea4b7a0d82f48ff694daa87c57b59e482be10b18621634bf5eef9e58e27f18f0237742abb90a0024bc7f9616711df5776ee56a443

Download Submit
memory/2124-50-0x000007FEF5970000-0x000007FEF630D000-memory.dmp

Filesize
9.6MB

Download
memory/2476-0-0x000007FEF5C2E000-0x000007FEF5C2F000-memory.dmp

Filesize
4KB

Download
memory/2476-47-0x000007FEF5970000-0x000007FEF630D000-memory.dmp

Filesize
9.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads