ramnit | b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4c

General

Target

b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe
Size

1.2MB
MD5

de1731121f8e5b5c190531e2e94aaee0
SHA1

543dc53ae933be385a305b9f4a95da13925a29e1
SHA256

b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4c
SHA512

451cc05cee0344aff3d8679c387913caac09fe1c263d4fc7291eea5f932020bd5ff970e94b232f9fefce8ef9629d39d4c19b4037833bd6d8312696bf816ef9f9
SSDEEP

12288:tqOPajQUXXP8QvLWFx6Mo5rippDC7ee1hpls4Ey+P624fkBILApG70:tnajQEPnvg6PhWDC750P6xMB2

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
2264	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cNmgr.exe

Loads dropped DLL 1 IoCs

pid	Process
2264	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cNmgr.exe

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2264-6-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/2264-7-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/2264-12-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/2264-15-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/2264-13-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/2264-9-0x0000000000400000-0x0000000000462000-memory.dmp	upx
behavioral2/memory/2264-5-0x0000000000400000-0x0000000000462000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3896	2264	WerFault.exe	82
4544	5076	WerFault.exe	81

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	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cNmgr.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
5076	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe
5076	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe
5076	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe
5076	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
2264	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cNmgr.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5076 wrote to memory of 2264	5076	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe	82
PID 5076 wrote to memory of 2264	5076	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe	82
PID 5076 wrote to memory of 2264	5076	b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe	82

C:\Users\Admin\AppData\Local\Temp\b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe
"C:\Users\Admin\AppData\Local\Temp\b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cN.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5076
- C:\Users\Admin\AppData\Local\Temp\b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cNmgr.exe
  C:\Users\Admin\AppData\Local\Temp\b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cNmgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2264
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 268
    3⤵
    - Program crash
    PID:3896
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 1920
  2⤵
  - Program crash
  PID:4544

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2264 -ip 2264
1⤵
PID:3348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 5076 -ip 5076
1⤵
PID:824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\b4dde019612267f38d6808420bc29a3ab4acc6177f93cfe5a6ab3c33b9025c4cNmgr.exe

Filesize
133KB

MD5
cdb08259f376e72d84caaff2246e7b8d

SHA1
c812ffaebdac00ea61901b2a3d0b40bd9495d1da

SHA256
c572bcb3d9c247d7f45fefaaa5d62463bf5ef701a13cbbfc160dc81fc0301a05

SHA512
1e693e099ce8cad51863e44e522cb9b67ec785891b36eb623048a8ab6d37619a2a599c8237c5757f85aa696335c57c54b55afd2a92189cc46378998dad8af7f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TMA3E1.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/2264-7-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2264-12-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2264-15-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2264-13-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2264-19-0x00000000777E2000-0x00000000777E3000-memory.dmp

Filesize
4KB

Download
memory/2264-18-0x00000000777E2000-0x00000000777E4000-memory.dmp

Filesize
8KB

Download
memory/2264-6-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2264-10-0x0000000000940000-0x0000000000941000-memory.dmp

Filesize
4KB

Download
memory/2264-9-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/2264-5-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/5076-0-0x0000000000400000-0x0000000000540000-memory.dmp

Filesize
1.2MB

Download
memory/5076-21-0x0000000000400000-0x0000000000540000-memory.dmp

Filesize
1.2MB

Download

Analysis

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