ramnit | e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed

General

Target

e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed.exe
Size

332KB
MD5

3107594e2cbf18ee9afd994015c6476a
SHA1

29639766e5177e9a80171df764204d437f8316f5
SHA256

e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed
SHA512

4abd43c2aeaa8b980ddf66089b843d2a2ba498bd11264d88e812ded514c4943dbe852297986fc19ce8cc6484b0ebddc88aac48a862f40d32751343574f2fa22f
SSDEEP

6144:PoFhCIv8jGnEzl2OUnQWofWNPLYPF69fUb8:PoFhCApnEzl2OuFZDCb

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
4796	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.exe
1144	DesktopLayer.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x0009000000023c68-3.dat	upx
behavioral2/memory/4796-4-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4796-8-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/1144-14-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/1144-13-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxBA18.tmp	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.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	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DesktopLayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 15 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D8E4F54D-CFEF-11EF-A4B7-CEB9D96D8528} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "442743330"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1144	DesktopLayer.exe
1144	DesktopLayer.exe
1144	DesktopLayer.exe
1144	DesktopLayer.exe
1144	DesktopLayer.exe
1144	DesktopLayer.exe
1144	DesktopLayer.exe
1144	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1884	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
64	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed.exe
64	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed.exe
1884	iexplore.exe
1884	iexplore.exe
4704	IEXPLORE.EXE
4704	IEXPLORE.EXE
4704	IEXPLORE.EXE
4704	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 64 wrote to memory of 4796	64	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed.exe	82
PID 64 wrote to memory of 4796	64	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed.exe	82
PID 64 wrote to memory of 4796	64	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed.exe	82
PID 4796 wrote to memory of 1144	4796	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.exe	83
PID 4796 wrote to memory of 1144	4796	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.exe	83
PID 4796 wrote to memory of 1144	4796	e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.exe	83
PID 1144 wrote to memory of 1884	1144	DesktopLayer.exe	84
PID 1144 wrote to memory of 1884	1144	DesktopLayer.exe	84
PID 1884 wrote to memory of 4704	1884	iexplore.exe	85
PID 1884 wrote to memory of 4704	1884	iexplore.exe	85
PID 1884 wrote to memory of 4704	1884	iexplore.exe	85

C:\Users\Admin\AppData\Local\Temp\e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed.exe
"C:\Users\Admin\AppData\Local\Temp\e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bed.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:64
- C:\Users\Admin\AppData\Local\Temp\e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.exe
  C:\Users\Admin\AppData\Local\Temp\e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4796
- - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
    "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1144
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1884
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1884 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:4704

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

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\e1d2d8592814cc712b1339901cf193299887b93f913a886245262b91ecc41bedSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/64-0-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/64-17-0x0000000000400000-0x0000000000457000-memory.dmp

Filesize
348KB

Download
memory/1144-14-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1144-13-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/1144-12-0x0000000000490000-0x0000000000491000-memory.dmp

Filesize
4KB

Download
memory/4796-4-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4796-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4796-6-0x0000000002040000-0x000000000204F000-memory.dmp

Filesize
60KB

Download

Analysis

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