ramnit | 97c2223fee7432588205715ada347b94ffbaa4b1692d38e4ac2efeb7d4617fa5

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2024 21:27

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General

Target

90c0699438847c2ccf41e8ce2f9783a3_JaffaCakes118.dll
Size

564KB
MD5

90c0699438847c2ccf41e8ce2f9783a3
SHA1

7b9e225429a2f2970eea3a00b1a6467a58341f76
SHA256

97c2223fee7432588205715ada347b94ffbaa4b1692d38e4ac2efeb7d4617fa5
SHA512

8ef707d155946272898e4dae0b914aae34db02bec10c80f1e9bd0c677c87b3133cf4c4feadce242a8bc256c74fe5f18bba55ec359e8806e9e62b42bf5c9fd87f
SSDEEP

12288:bXo450qjYthuCNIm/kqF6a2FjyHIDiI4Ov1yNbzAFLZjFv:y/ku6FjyHel4Ov1ymP5

Score

10^/10

ramnit sality backdoor banker discovery evasion spyware stealer trojan upx worm

Malware Config

Extracted

Family

sality

http://89.119.67.154/testo5/

http://kukutrustnet777.info/home.gif

http://kukutrustnet888.info/home.gif

http://kukutrustnet987.info/home.gif

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
Ramnit family
ramnit
Sality
Sality is backdoor written in C++, first discovered in 2003.
backdoor sality
Sality family
sality

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	rundll32mgr.exe

Disables RegEdit via registry modification 1 IoCs

evasion

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1"	rundll32mgr.exe

Disables Task Manager via registry modification
evasion

Executes dropped EXE 2 IoCs

pid	Process
1816	rundll32mgr.exe
3336	WaterMark.exe

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	rundll32mgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\rundll32mgr.exe	rundll32.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1816-4-0x0000000003300000-0x0000000004330000-memory.dmp	upx
behavioral2/memory/1816-7-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1816-6-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1816-5-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1816-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1816-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1816-10-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1816-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/1816-14-0x0000000003300000-0x0000000004330000-memory.dmp	upx
behavioral2/memory/3336-30-0x0000000000400000-0x000000000043F000-memory.dmp	upx
behavioral2/memory/3336-33-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px8C32.tmp	rundll32mgr.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	rundll32mgr.exe
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	rundll32mgr.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SYSTEM.INI	rundll32mgr.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1680	5080	WerFault.exe	83

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	WaterMark.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32mgr.exe

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D2B626E9-A9E1-11EF-B9D5-520873AEBE93} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2811997023"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2805903117"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31145454"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "439162259"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2805903117"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\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
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31145454"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31145454"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe
3336	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3336	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1412	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1412	iexplore.exe
1412	iexplore.exe
4068	IEXPLORE.EXE
4068	IEXPLORE.EXE
4068	IEXPLORE.EXE
4068	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1816	rundll32mgr.exe
3336	WaterMark.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 4856 wrote to memory of 5080	4856	rundll32.exe	83
PID 4856 wrote to memory of 5080	4856	rundll32.exe	83
PID 4856 wrote to memory of 5080	4856	rundll32.exe	83
PID 5080 wrote to memory of 1816	5080	rundll32.exe	84
PID 5080 wrote to memory of 1816	5080	rundll32.exe	84
PID 5080 wrote to memory of 1816	5080	rundll32.exe	84
PID 1816 wrote to memory of 3336	1816	rundll32mgr.exe	86
PID 1816 wrote to memory of 3336	1816	rundll32mgr.exe	86
PID 1816 wrote to memory of 3336	1816	rundll32mgr.exe	86
PID 3336 wrote to memory of 4364	3336	WaterMark.exe	87
PID 3336 wrote to memory of 4364	3336	WaterMark.exe	87
PID 3336 wrote to memory of 4364	3336	WaterMark.exe	87
PID 3336 wrote to memory of 4364	3336	WaterMark.exe	87
PID 3336 wrote to memory of 4364	3336	WaterMark.exe	87
PID 3336 wrote to memory of 4364	3336	WaterMark.exe	87
PID 3336 wrote to memory of 4364	3336	WaterMark.exe	87
PID 3336 wrote to memory of 4364	3336	WaterMark.exe	87
PID 3336 wrote to memory of 4364	3336	WaterMark.exe	87
PID 3336 wrote to memory of 1632	3336	WaterMark.exe	90
PID 3336 wrote to memory of 1632	3336	WaterMark.exe	90
PID 3336 wrote to memory of 1412	3336	WaterMark.exe	91
PID 3336 wrote to memory of 1412	3336	WaterMark.exe	91
PID 1412 wrote to memory of 4068	1412	iexplore.exe	92
PID 1412 wrote to memory of 4068	1412	iexplore.exe	92
PID 1412 wrote to memory of 4068	1412	iexplore.exe	92

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	rundll32mgr.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\90c0699438847c2ccf41e8ce2f9783a3_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4856
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\90c0699438847c2ccf41e8ce2f9783a3_JaffaCakes118.dll,#1
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5080
- - C:\Windows\SysWOW64\rundll32mgr.exe
    C:\Windows\SysWOW64\rundll32mgr.exe
    3⤵
    - UAC bypass
    - Disables RegEdit via registry modification
    - Executes dropped EXE
    - Checks whether UAC is enabled
    - Drops file in Program Files directory
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    - System policy modification
    PID:1816
  - - C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of UnmapMainImage
      Suspicious use of WriteProcessMemory
      PID:3336
    - - C:\Windows\SysWOW64\svchost.exe
        
        C:\Windows\system32\svchost.exe
        5⤵
        
        PID:4364
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        Modifies Internet Explorer settings
        
        PID:1632
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:1412
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1412 CREDAT:17410 /prefetch:2
        6⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:4068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5080 -s 700
    3⤵
    - Program crash
    PID:1680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5080 -ip 5080
1⤵
PID:3780

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

T1548

Bypass User Account Control

T1548.002

Impair Defenses

T1562

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

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\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
7fecd001d472e28495336306d3e0b570

SHA1
7dabf5687a11d1d8f92f8ffd348fb73bf077e960

SHA256
d3b1b54dfa02ea5cf017cd692023d382defa55e40749816bbddcc3e8ef5e9bff

SHA512
5255e2e7897f3abc246464dacea7d32b54a8bdb88806e9d0f54a3d23e76074e2a88adaa35789c32b68d0ca8d6f67726c9ceec31597f3b05628b29cd52af613db

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
60c54c6792a5f0646ee387abb7b24136

SHA1
f7d0fa0ad0f5cc7cb829dee7005718c1d7662c68

SHA256
dccfa6ae2e6bb6b2a826554d5d389b8d86989ac50c66ec46b0742feeaa7c5446

SHA512
ba357e4dfbec98147b93472d9cef19edefdb34106451c30a817a7788962c46d7ebca668bbc8d37e172d53e06af3674941a2d07998f92fa6a7a67ebe078b42312

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\FQRZN8O7\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Windows\SysWOW64\rundll32mgr.exe

Filesize
187KB

MD5
27fdabf7c440551ce0d41832bb40e0e4

SHA1
c3a6f07789562c1edbea44197a3f6cb3f6d345c9

SHA256
52f26137f9a813c374e5bca7ae97f2f31c1f8084276944fdc5e97df7a69a86c4

SHA512
4c13cfe5ed6741933d83ba0af39bd9cc544033328fe015b5ec1f1eff358e54764814f60085c0b4528034e2e8ab2f94694e186b27d9e66e42e01391ba20f38df5

Download Submit
memory/1816-11-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1816-9-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1816-5-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1816-10-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1816-8-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1816-14-0x0000000003300000-0x0000000004330000-memory.dmp

Filesize
16.2MB

Download
memory/1816-6-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1816-7-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/1816-4-0x0000000003300000-0x0000000004330000-memory.dmp

Filesize
16.2MB

Download
memory/1816-29-0x0000000000880000-0x0000000000881000-memory.dmp

Filesize
4KB

Download
memory/3336-26-0x0000000000060000-0x0000000000061000-memory.dmp

Filesize
4KB

Download
memory/3336-32-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/3336-33-0x0000000000400000-0x0000000000421000-memory.dmp

Filesize
132KB

Download
memory/3336-30-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/5080-31-0x0000000010000000-0x00000000126C5000-memory.dmp

Filesize
38.8MB

Download
memory/5080-27-0x0000000010000000-0x00000000126C5000-memory.dmp

Filesize
38.8MB

Download