ramnit | 46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421

Analysis

max time kernel
93s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2024 15:57

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General

Target

46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421N.exe
Size

168KB
MD5

06e2368ddf23dcc6555d9c7d8f632420
SHA1

3bc8a2241cf3293183b97f1a5a83af689d2790af
SHA256

46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421
SHA512

5aa5a0dc5e6d689ad80f6c2a30ef4de93fb39c0688746903871e5829419bd7cbeaa6f6a3e6b2dfdc4fab50379e3e2ca9e4f0ab4269519419a65b7ddfd7ecbbec
SSDEEP

3072:mR6zmokL4tzbicGBPMC99S+bGRliB4ohBNi:G7L4hic89Zbl6o34

Score

10^/10

ramnit banker discovery spyware stealer trojan upx worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
Ramnit family
ramnit

Executes dropped EXE 1 IoCs

pid	Process
4900	46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421Nmgr.exe

Loads dropped DLL 1 IoCs

pid	Process
4900	46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421Nmgr.exe

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4900-7-0x0000000000400000-0x000000000042A000-memory.dmp	upx
behavioral2/memory/4900-11-0x0000000000400000-0x000000000042A000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
224	4900	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421Nmgr.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1976 wrote to memory of 4900	1976	46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421N.exe	84
PID 1976 wrote to memory of 4900	1976	46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421N.exe	84
PID 1976 wrote to memory of 4900	1976	46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421N.exe	84

C:\Users\Admin\AppData\Local\Temp\46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421N.exe
"C:\Users\Admin\AppData\Local\Temp\46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421N.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1976
- C:\Users\Admin\AppData\Local\Temp\46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421Nmgr.exe
  C:\Users\Admin\AppData\Local\Temp\46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421Nmgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:4900
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4900 -s 516
    3⤵
    - Program crash
    PID:224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4900 -ip 4900
1⤵
PID:1764

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\46544ccd814545e43db22882dd29519b8861888e2aa234e6383d3697a3a00421Nmgr.exe

Filesize
106KB

MD5
fe36fb1073e6f8fa14d7250501a29aaf

SHA1
6c7e01278362797dabcff3e666b68227cb9af10f

SHA256
f34e5af97ccb3574f7d5343246138daf979bfd1f9c37590e9a41f6420ddb3bb6

SHA512
8584c008c5780352f634c37b7f46543a26280b57577b675f6e72185bfc1d95f771d210d799d704eceaba509ebfd2796fb43829495d5b2a568c741ad2d44f882f

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TM9616.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/1976-0-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1976-5-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4900-6-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4900-7-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/4900-11-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download