ramnit | e290da32df8c25cff7e1c3720927c01497f8678b80782818d17b1e6d20e9ca1a

General

Target

JaffaCakes118_5228b2c23c5148a52b2abb872fa524cd.exe
Size

52KB
MD5

5228b2c23c5148a52b2abb872fa524cd
SHA1

427de4913a75dc2cedf49dc34df5935f319b5b3f
SHA256

e290da32df8c25cff7e1c3720927c01497f8678b80782818d17b1e6d20e9ca1a
SHA512

05454c5abe041ff039e8e9c300c811bea32eaf53fbbe234a8449a4195148a156e654b1b413a693a7a1705d91a6dbf77d148bfbdf524bf13ecc1e8dc8cf352771
SSDEEP

768:kciqmsSGmvvtfpXwB+jrdclRDrNaCpY/dVgI1BhES6tvLUdoS+IwSy666z666:kjTGcXweCnrw1aI176t4eS+I

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
3216	DesktopLayer.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4004-1-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3216-11-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/3216-9-0x0000000000400000-0x0000000000413000-memory.dmp	upx
behavioral2/memory/4004-8-0x0000000000400000-0x0000000000413000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\pxD801.tmp	JaffaCakes118_5228b2c23c5148a52b2abb872fa524cd.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	JaffaCakes118_5228b2c23c5148a52b2abb872fa524cd.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	JaffaCakes118_5228b2c23c5148a52b2abb872fa524cd.exe

System Location Discovery: System Language Discovery 1 TTPs 3 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	JaffaCakes118_5228b2c23c5148a52b2abb872fa524cd.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 26 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\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-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{F1F50A7A-DE51-11EF-AF27-72EA04DBEBB0} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31158878"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31158878"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3328088034"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "444927875"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3334494295"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4174397412-4125106315-2776226590-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3216	DesktopLayer.exe
3216	DesktopLayer.exe
3216	DesktopLayer.exe
3216	DesktopLayer.exe
3216	DesktopLayer.exe
3216	DesktopLayer.exe
3216	DesktopLayer.exe
3216	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1300	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1300	iexplore.exe
1300	iexplore.exe
784	IEXPLORE.EXE
784	IEXPLORE.EXE
784	IEXPLORE.EXE
784	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4004 wrote to memory of 3216	4004	JaffaCakes118_5228b2c23c5148a52b2abb872fa524cd.exe	82
PID 4004 wrote to memory of 3216	4004	JaffaCakes118_5228b2c23c5148a52b2abb872fa524cd.exe	82
PID 4004 wrote to memory of 3216	4004	JaffaCakes118_5228b2c23c5148a52b2abb872fa524cd.exe	82
PID 3216 wrote to memory of 1300	3216	DesktopLayer.exe	83
PID 3216 wrote to memory of 1300	3216	DesktopLayer.exe	83
PID 1300 wrote to memory of 784	1300	iexplore.exe	84
PID 1300 wrote to memory of 784	1300	iexplore.exe	84
PID 1300 wrote to memory of 784	1300	iexplore.exe	84

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5228b2c23c5148a52b2abb872fa524cd.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5228b2c23c5148a52b2abb872fa524cd.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4004
- C:\Program Files (x86)\Microsoft\DesktopLayer.exe
  "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3216
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1300
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1300 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:784

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:\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
52KB

MD5
5228b2c23c5148a52b2abb872fa524cd

SHA1
427de4913a75dc2cedf49dc34df5935f319b5b3f

SHA256
e290da32df8c25cff7e1c3720927c01497f8678b80782818d17b1e6d20e9ca1a

SHA512
05454c5abe041ff039e8e9c300c811bea32eaf53fbbe234a8449a4195148a156e654b1b413a693a7a1705d91a6dbf77d148bfbdf524bf13ecc1e8dc8cf352771

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\H693S724\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/3216-11-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/3216-10-0x0000000000540000-0x0000000000541000-memory.dmp

Filesize
4KB

Download
memory/3216-9-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4004-0-0x00000000005D0000-0x00000000005E3000-memory.dmp

Filesize
76KB

Download
memory/4004-1-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/4004-7-0x00000000005D0000-0x00000000005E3000-memory.dmp

Filesize
76KB

Download
memory/4004-8-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download

Analysis

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