ramnit | 4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9

Analysis

max time kernel
92s
max time network
93s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18/12/2024, 11:13

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General

Target

4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
Size

265KB
MD5

22571c71b56b02948b7087e3082e55dd
SHA1

a5e658bede428d3526efd2356f34bb39e890ea3b
SHA256

4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9
SHA512

4d9490647d4f546d8f6afe71ecff07fae4886d059545372f64470f32fca906207fe4ca44ad22b560eaf77f21a031d57f6e612744413b6d041d1ca26198c01f86
SSDEEP

3072:0Y4UBFIq/C3gYvtYtJoVwdHKKNuvpduV8d4i/3pb5kueEe8cRXgM26bHgEZkvhrT:PHbtXujuDg3VqueEyEGHPk5d13Hrn

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 2 IoCs

pid	Process
4848	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9mgr.exe
512	svchostmgr.exe

Loads dropped DLL 2 IoCs

pid	Process
4848	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9mgr.exe
512	svchostmgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\svchostmgr.exe	svchost.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1708 set thread context of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 628 set thread context of 1820	628	svchost.exe	92

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4848-11-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/512-34-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3012	4848	WerFault.exe	83
4700	512	WerFault.exe

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	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9mgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchostmgr.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
4848	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9mgr.exe
4848	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9mgr.exe
628	svchost.exe
628	svchost.exe
628	svchost.exe
628	svchost.exe
512	svchostmgr.exe
512	svchostmgr.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
Token: SeDebugPrivilege	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
Token: SeDebugPrivilege	4848	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9mgr.exe
Token: SeDebugPrivilege	628	svchost.exe
Token: SeDebugPrivilege	628	svchost.exe
Token: SeDebugPrivilege	512	svchostmgr.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
628	svchost.exe
628	svchost.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 4848	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	83
PID 1708 wrote to memory of 4848	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	83
PID 1708 wrote to memory of 4848	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	83
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 1708 wrote to memory of 628	1708	4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe	87
PID 628 wrote to memory of 512	628	svchost.exe	88
PID 628 wrote to memory of 512	628	svchost.exe	88
PID 628 wrote to memory of 512	628	svchost.exe	88
PID 628 wrote to memory of 1820	628	svchost.exe	92
PID 628 wrote to memory of 1820	628	svchost.exe	92
PID 628 wrote to memory of 1820	628	svchost.exe	92
PID 628 wrote to memory of 1820	628	svchost.exe	92
PID 628 wrote to memory of 1820	628	svchost.exe	92
PID 628 wrote to memory of 1820	628	svchost.exe	92
PID 628 wrote to memory of 1820	628	svchost.exe	92
PID 628 wrote to memory of 1820	628	svchost.exe	92
PID 628 wrote to memory of 1820	628	svchost.exe	92
PID 628 wrote to memory of 1820	628	svchost.exe	92
PID 628 wrote to memory of 1820	628	svchost.exe	92

C:\Users\Admin\AppData\Local\Temp\4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe
"C:\Users\Admin\AppData\Local\Temp\4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Users\Admin\AppData\Local\Temp\4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9mgr.exe
  C:\Users\Admin\AppData\Local\Temp\4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9mgr.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4848
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4848 -s 556
    3⤵
    - Program crash
    PID:3012
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe
  2⤵
  - Drops file in System32 directory
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:628
- - C:\Windows\SysWOW64\svchostmgr.exe
    C:\Windows\SysWOW64\svchostmgr.exe
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:512
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 556
      4⤵
      Program crash
      PID:4700
- - C:\Windows\SysWOW64\svchost.exe
    C:\Windows\system32\svchost.exe
    3⤵
    PID:1820

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4848 -ip 4848
1⤵
PID:4084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 512 -ip 512
1⤵
PID:1984

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\4b4a118d516551ad498a2eda0b87abfaa6caa8a90e4ac9fdf56fe0ef7783e5e9mgr.exe

Filesize
119KB

MD5
2b82e42b86124939e0b3e611eae490cf

SHA1
a298ab41ac42bab05dc103892986ae97f1f9ea9c

SHA256
5ba6cbdbe30aa65c7423b1b996e025e1ab011e83ce66d7d9376c5d6ac76b9237

SHA512
2a6334bdf1f034f1f69570bfcfbe96ddc6d8058b876c5cc5757d6426095c4a7cfefba1f557773606ca2e7c1960f8f3660a963ddef48369ebd51df4c9668d448c

Download Submit
C:\Users\Admin\AppData\Local\Temp\~TM827E.tmp

Filesize
1.6MB

MD5
4f3387277ccbd6d1f21ac5c07fe4ca68

SHA1
e16506f662dc92023bf82def1d621497c8ab5890

SHA256
767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac

SHA512
9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

Download Submit
memory/512-34-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/628-18-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/628-20-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/628-50-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/628-15-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/628-27-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/628-32-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/628-16-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/628-25-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/628-19-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/628-17-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1708-29-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1708-0-0x0000000000400000-0x000000000044B000-memory.dmp

Filesize
300KB

Download
memory/1820-43-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1820-41-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1820-46-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1820-49-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1820-45-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1820-44-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1820-42-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1820-52-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1820-51-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/4848-7-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4848-5-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4848-6-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4848-11-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download