77a164b6f3112876b7b2b2c8a7b9ee57997ddde6f4e6cd5235f41c1cd5478621

Analysis

max time kernel
151s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2024, 15:27

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General

Target

0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe
Size

225KB
MD5

19275ec337c79577d1b218afcc5fdf96
SHA1

c6fb78e7203073f9bfceda682c0fede8d5d645f7
SHA256

0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35
SHA512

faaef2dee406f0ef52a80e413410a45b76903b3702ab14b8be8c946566fa80a87fa5b09bf643e00b75629b0355ba2044fba5d8713a526f0e8a935bd906a7eb7f
SSDEEP

6144:zrA1b71kw8TML7RiVhVPuV17rQ+LGsuUSpbO:zr7P8iVmVdQ+LqJE

Score

7^/10

persistence spyware stealer

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 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-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe
Key value queried	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\Control Panel\International\Geo\Nation	Ransom.exe

Executes dropped EXE 2 IoCs

pid	Process
1256	Ransom.exe
3312	RANSED_WATCH.exe

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\RANSED = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Ransom.exe"	Ransom.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1256	Ransom.exe
1256	Ransom.exe
1256	Ransom.exe
1256	Ransom.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
1256	Ransom.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe
3312	RANSED_WATCH.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4500	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1256	Ransom.exe
Token: SeDebugPrivilege	3312	RANSED_WATCH.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 556 wrote to memory of 1256	556	0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe	93
PID 556 wrote to memory of 1256	556	0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe	93
PID 556 wrote to memory of 1256	556	0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe	93
PID 556 wrote to memory of 4500	556	0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe	92
PID 556 wrote to memory of 4500	556	0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe	92
PID 556 wrote to memory of 4500	556	0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe	92
PID 4500 wrote to memory of 4460	4500	cmd.exe	95
PID 4500 wrote to memory of 4460	4500	cmd.exe	95
PID 4500 wrote to memory of 4460	4500	cmd.exe	95
PID 1256 wrote to memory of 3312	1256	Ransom.exe	106
PID 1256 wrote to memory of 3312	1256	Ransom.exe	106
PID 1256 wrote to memory of 3312	1256	Ransom.exe	106

C:\Users\Admin\AppData\Local\Temp\0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe
"C:\Users\Admin\AppData\Local\Temp\0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:556
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 1 & MOVE /Y C:\Users\Admin\AppData\Local\Temp\0a045d39cbae62c5e73639b6a5a6bdc7948e13d5e960978d22b687d95e599b35.exe C:\Users\Admin\AppData\Local\Temp\
  2⤵
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:4500
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 1
    3⤵
    PID:4460
- C:\Users\Admin\AppData\Local\Temp\Ransom.exe
  "C:\Users\Admin\AppData\Local\Temp\Ransom.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1256
- - C:\Users\Admin\AppData\Local\Temp\RANSED_WATCH.exe
    "C:\Users\Admin\AppData\Local\Temp\RANSED_WATCH.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3312

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
6KB

MD5
4d7bab2c3c2ddc1e72cd31124af8e59c

SHA1
ed310764bb3903dfc1b810d16ddac778dbd5a4a5

SHA256
44a2f5a450185c2d464417d805691b17c5226b650bdc34964b584ef9efb50509

SHA512
8b367639e292a646a720fdccfb1342b3b7336b91dcbfb67933189e3b37c41af440a8ef552873dfc208232d2660857dc0de7a27cfbaef192b484f97bbab7d4325

Download Submit
C:\Users\Admin\AppData\Local\Temp\Ransom.exe

Filesize
134KB

MD5
d21d6c0d9f615f6b59be2ff779ea5503

SHA1
15b6e018c25791fb5980e6331536eb8bc2b7b1bc

SHA256
4dc73b89c5e8e39369ec998783078aa26a220bd31946b7618ad867ca5a6f9466

SHA512
920a30dd89d3f0af306ddeec79a43d70f5bc56563b2fd129b6e689c3dbfe119aab3722d86f3c98ec891c1a60facf0120c2cb14db8eba8ae39421f21c6a7923b2

Download Submit
C:\Users\Admin\AppData\Local\Temp\Ransom.exe

Filesize
206KB

MD5
e6cdc4b7004252b09b5b104bdac8508f

SHA1
3f197934954585c8d9ab01f147933ca026f5f78a

SHA256
dcd67b0f2b4900d25f0ceff8c6680a91044552140423cb903822a0efadc56771

SHA512
f1849c01f261eac930fe8c9cb1af1a4ed4a2599a69eb99336d30ee7258d6199f1dfbf41f7bbad22e2675ebd139adc77ee159da729f13bedbebd506c329766603

Download Submit
C:\Users\Admin\AppData\Local\Temp\Ransom.exe

Filesize
131KB

MD5
56b346a28b1255963a9a154d77e67f56

SHA1
a590dbe7114b6594ceeaa842151b009e1ac4cb6f

SHA256
a920aea1f92a7844533e782c142d55d262b98db7c76526170daa197e302df783

SHA512
b8c21e9f21a621701003d69415dfc59a9bc969ce6b5cd58f7380c450484a1b3dec0083b4d75c04db48ea17785f77581f8e1509e5a095c8f5562c085a680d5741

Download Submit
memory/556-22-0x0000000074E80000-0x0000000075630000-memory.dmp

Filesize
7.7MB

Download
memory/556-1-0x0000000000E90000-0x0000000000ECE000-memory.dmp

Filesize
248KB

Download
memory/556-4-0x0000000005830000-0x0000000005840000-memory.dmp

Filesize
64KB

Download
memory/556-3-0x00000000058A0000-0x0000000005932000-memory.dmp

Filesize
584KB

Download
memory/556-2-0x0000000005F70000-0x0000000006514000-memory.dmp

Filesize
5.6MB

Download
memory/556-0-0x0000000074E80000-0x0000000075630000-memory.dmp

Filesize
7.7MB

Download
memory/556-5-0x0000000005970000-0x000000000597A000-memory.dmp

Filesize
40KB

Download
memory/1256-25-0x0000000007AE0000-0x0000000007B2C000-memory.dmp

Filesize
304KB

Download
memory/1256-28-0x0000000074E80000-0x0000000075630000-memory.dmp

Filesize
7.7MB

Download
memory/1256-23-0x00000000076C0000-0x000000000772E000-memory.dmp

Filesize
440KB

Download
memory/1256-24-0x0000000007730000-0x0000000007A84000-memory.dmp

Filesize
3.3MB

Download
memory/1256-19-0x0000000074E80000-0x0000000075630000-memory.dmp

Filesize
7.7MB

Download
memory/1256-27-0x0000000007B70000-0x0000000007B91000-memory.dmp

Filesize
132KB

Download
memory/1256-26-0x0000000007BA0000-0x0000000007BDC000-memory.dmp

Filesize
240KB

Download
memory/1256-20-0x0000000004C00000-0x0000000004C10000-memory.dmp

Filesize
64KB

Download
memory/1256-29-0x0000000004C00000-0x0000000004C10000-memory.dmp

Filesize
64KB

Download
memory/1256-30-0x0000000004C00000-0x0000000004C10000-memory.dmp

Filesize
64KB

Download
memory/1256-18-0x00000000002B0000-0x00000000002EC000-memory.dmp

Filesize
240KB

Download
memory/3312-129-0x0000000000C20000-0x0000000000C28000-memory.dmp

Filesize
32KB

Download
memory/3312-130-0x0000000074E80000-0x0000000075630000-memory.dmp

Filesize
7.7MB

Download
memory/3312-131-0x0000000074E80000-0x0000000075630000-memory.dmp

Filesize
7.7MB

Download