ramnit | 163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394

General

Target

163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe
Size

716KB
MD5

898d4a355966427390fe62455650b64d
SHA1

1c424cfbfaf500971b0e6441200cf200e690f616
SHA256

163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394
SHA512

c9f2fd09e902044d652af2b93323225f86d551c6d9f975c93d34bae79c8cfa977489a29ea5ac3f95428b1d29d8151e301f2e9f07f1363752796616c6568393e4
SSDEEP

12288:TvqSyJda/aulZAuYL901/gWxiEGwyCoq/MsLAV:jUJdaLbY+oGiiX/FAV

Score

10^/10

ramnit banker discovery persistence 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

Checks computer location settings 2 TTPs 1 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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Download_Manager.exe	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Download_Manager.exe	xelag.exe

Executes dropped EXE 3 IoCs

pid	Process
3976	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394mgr.exe
1720	xelag.exe
4264	xelagmgr.exe

Loads dropped DLL 2 IoCs

pid	Process
3976	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394mgr.exe
4264	xelagmgr.exe

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSKERNEL = "C:\\Users\\Admin\\AppData\\Local\\Temp\\xelag.exe"	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MSKERNEL = "C:\\Users\\Admin\\AppData\\Local\\Temp\\xelag.exe"	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Msiexec = "C:\\Users\\Admin\\AppData\\Local\\Temp\\{09a405f0-0a5f-4cfe-a424-a56e9a3186f}\\WinDefender.exe"	xelag.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MSKERNEL = "C:\\Users\\Admin\\AppData\\Local\\Temp\\xelag.exe"	xelag.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MSKERNEL = "C:\\Users\\Admin\\AppData\\Local\\Temp\\xelag.exe"	xelag.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Msiexec = "C:\\Users\\Admin\\AppData\\Local\\Temp\\{09a405f0-0a5f-4cfe-a424-a56e9a3186f}\\WinDefender.exe"	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3976-6-0x0000000000400000-0x000000000045C000-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
2700	3976	WerFault.exe	83
5088	4264	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 4 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	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394mgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xelag.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	xelagmgr.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4016 wrote to memory of 3976	4016	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe	83
PID 4016 wrote to memory of 3976	4016	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe	83
PID 4016 wrote to memory of 3976	4016	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe	83
PID 4016 wrote to memory of 1720	4016	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe	88
PID 4016 wrote to memory of 1720	4016	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe	88
PID 4016 wrote to memory of 1720	4016	163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe	88
PID 1720 wrote to memory of 4264	1720	xelag.exe	89
PID 1720 wrote to memory of 4264	1720	xelag.exe	89
PID 1720 wrote to memory of 4264	1720	xelag.exe	89

C:\Users\Admin\AppData\Local\Temp\163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe
"C:\Users\Admin\AppData\Local\Temp\163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394.exe"
1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4016
- C:\Users\Admin\AppData\Local\Temp\163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394mgr.exe
  C:\Users\Admin\AppData\Local\Temp\163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394mgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3976 -s 536
    3⤵
    - Program crash
    PID:2700
- C:\Users\Admin\AppData\Local\Temp\xelag.exe
  "C:\Users\Admin\AppData\Local\Temp\xelag.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1720
- - C:\Users\Admin\AppData\Local\Temp\xelagmgr.exe
    C:\Users\Admin\AppData\Local\Temp\xelagmgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    PID:4264
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4264 -s 528
      4⤵
      Program crash
      PID:5088

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3976 -ip 3976
1⤵
PID:3100

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4264 -ip 4264
1⤵
PID:1088

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394mgr.exe

Filesize
354KB

MD5
a8245f71e4e4aff10e574300abd2bcc2

SHA1
7ea3ae53a0697e526c6bc877b103b390af042d7a

SHA256
7bf945e4d87567106bfe8980b4fe1e6482578ab91fa9d82426c804ae5c3f2546

SHA512
8c32f1f55c0475ce06ddbd3db80d529addb401089bd61491641d2e2c0c36020eabc5a947735388ae7a90514c543cb29450afa13b1e3f90387e432b62d4628978

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

Filesize
716KB

MD5
898d4a355966427390fe62455650b64d

SHA1
1c424cfbfaf500971b0e6441200cf200e690f616

SHA256
163f2d72641ebc0540a210a0e5044ed0efacd8411c96a404c26b005ab4595394

SHA512
c9f2fd09e902044d652af2b93323225f86d551c6d9f975c93d34bae79c8cfa977489a29ea5ac3f95428b1d29d8151e301f2e9f07f1363752796616c6568393e4

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TM7FDE.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/1720-37-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/3976-5-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/3976-6-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/4016-0-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download
memory/4016-28-0x0000000000400000-0x00000000004BB000-memory.dmp

Filesize
748KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads