ramnit | 5a16881033da5e853c9c7761a6ed16dbec04d48cdc43b00118a1e8bba3f52054

Analysis

max time kernel
92s
max time network
86s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22/06/2024, 14:36

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General

Target
02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Size 146KB
Sample240622-ryw8ds1hkd
SHA256 5a16881033da5e853c9c7761a6ed16dbec04d48cdc43b00118a1e8bba3f52054
MD5 02a996dc982930141bcfa6f2dcc3f81c
SHA1 63dcfa62d6588bc1d3c3d12580ab1ba09c819031
SHA512 821a2d3566f453f7546feda6bf0bb457d26346c6988e00e2eb3e608589525f6d1d0221db9b7b5c8907c242a44acd36fcb3d72be0c62dcd883a5fd86ffe0c3e73
SSDEEP 3072:wBKwcvqwulIhf3hs6fiakQG6CWDHP2a/QnKUsr4PwLKvWikko:wBKwcvqnSS66lUvvQnKUCmw2U
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

ramnit banker spyware stealer trojan worm

Malware Config

Signatures

Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker 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-1-5-21-1337824034-2731376981-3755436523-1000\Control Panel\International\Geo\Nation	MryN2j3

Executes dropped EXE 4 IoCs

pid	Process
1704	MryN2j3
1392	MryN2j3
4536	mepusssmvmcmgnhp.exe
5052	mepusssmvmcmgnhp.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1704 set thread context of 1392	1704	MryN2j3	83
PID 4536 set thread context of 5052	4536	mepusssmvmcmgnhp.exe	104

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
4392	1396	WerFault.exe	84
3972	5060	WerFault.exe	91

Modifies Internet Explorer settings 1 TTPs 18 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DE0B8D76-30A4-11EF-BCA5-EABD73F69B33} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "425228879"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\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

Modifies registry class 13 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\vcard_wab_auto_file	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\vcard_wab_auto_file\DefaultIcon	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.vcf\ = "vcard_wab_auto_file"	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\vcard_wab_auto_file\DefaultIcon\ = "\"C:\\Program Files (x86)\\Windows Mail\\wab.exe\",1"	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\text/x-vcard	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Key created	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000_Classes\Local Settings	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\vcard_wab_auto_file\shell\open\command	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.wab	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.vcf	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.vcf\Content Type = "text/x-vcard"	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\vcard_wab_auto_file\ = "vCard File"	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\vcard_wab_auto_file\shell\open\command\ = "\"C:\\Program Files (x86)\\Windows Mail\\wab.exe\" /vcard %1"	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\MIME\Database\Content Type\text/x-vcard\Extension = ".vcf"	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
660	Process not Found

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1392	MryN2j3
Token: SeDebugPrivilege	1392	MryN2j3
Token: SeSecurityPrivilege	5052	mepusssmvmcmgnhp.exe
Token: SeLoadDriverPrivilege	5052	mepusssmvmcmgnhp.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4892	IEXPLORE.EXE
4892	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
4892	IEXPLORE.EXE
4892	IEXPLORE.EXE
3928	IEXPLORE.EXE
3928	IEXPLORE.EXE
3928	IEXPLORE.EXE
3928	IEXPLORE.EXE
4892	IEXPLORE.EXE
4892	IEXPLORE.EXE
888	IEXPLORE.EXE
888	IEXPLORE.EXE
888	IEXPLORE.EXE
888	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 54 IoCs

description	pid	Process	procid_target
PID 3520 wrote to memory of 1704	3520	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe	81
PID 3520 wrote to memory of 1704	3520	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe	81
PID 3520 wrote to memory of 1704	3520	02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe	81
PID 1704 wrote to memory of 1392	1704	MryN2j3	83
PID 1704 wrote to memory of 1392	1704	MryN2j3	83
PID 1704 wrote to memory of 1392	1704	MryN2j3	83
PID 1704 wrote to memory of 1392	1704	MryN2j3	83
PID 1704 wrote to memory of 1392	1704	MryN2j3	83
PID 1704 wrote to memory of 1392	1704	MryN2j3	83
PID 1704 wrote to memory of 1392	1704	MryN2j3	83
PID 1392 wrote to memory of 1396	1392	MryN2j3	84
PID 1392 wrote to memory of 1396	1392	MryN2j3	84
PID 1392 wrote to memory of 1396	1392	MryN2j3	84
PID 1392 wrote to memory of 1396	1392	MryN2j3	84
PID 1392 wrote to memory of 1396	1392	MryN2j3	84
PID 1392 wrote to memory of 1396	1392	MryN2j3	84
PID 1392 wrote to memory of 1396	1392	MryN2j3	84
PID 1392 wrote to memory of 1396	1392	MryN2j3	84
PID 1392 wrote to memory of 1396	1392	MryN2j3	84
PID 1392 wrote to memory of 3048	1392	MryN2j3	88
PID 1392 wrote to memory of 3048	1392	MryN2j3	88
PID 1392 wrote to memory of 3048	1392	MryN2j3	88
PID 3048 wrote to memory of 4892	3048	iexplore.exe	89
PID 3048 wrote to memory of 4892	3048	iexplore.exe	89
PID 4892 wrote to memory of 3928	4892	IEXPLORE.EXE	90
PID 4892 wrote to memory of 3928	4892	IEXPLORE.EXE	90
PID 4892 wrote to memory of 3928	4892	IEXPLORE.EXE	90
PID 1392 wrote to memory of 5060	1392	MryN2j3	91
PID 1392 wrote to memory of 5060	1392	MryN2j3	91
PID 1392 wrote to memory of 5060	1392	MryN2j3	91
PID 1392 wrote to memory of 5060	1392	MryN2j3	91
PID 1392 wrote to memory of 5060	1392	MryN2j3	91
PID 1392 wrote to memory of 5060	1392	MryN2j3	91
PID 1392 wrote to memory of 5060	1392	MryN2j3	91
PID 1392 wrote to memory of 5060	1392	MryN2j3	91
PID 1392 wrote to memory of 5060	1392	MryN2j3	91
PID 1392 wrote to memory of 4528	1392	MryN2j3	96
PID 1392 wrote to memory of 4528	1392	MryN2j3	96
PID 1392 wrote to memory of 4528	1392	MryN2j3	96
PID 4528 wrote to memory of 3196	4528	iexplore.exe	97
PID 4528 wrote to memory of 3196	4528	iexplore.exe	97
PID 4892 wrote to memory of 888	4892	IEXPLORE.EXE	98
PID 4892 wrote to memory of 888	4892	IEXPLORE.EXE	98
PID 4892 wrote to memory of 888	4892	IEXPLORE.EXE	98
PID 1392 wrote to memory of 4536	1392	MryN2j3	102
PID 1392 wrote to memory of 4536	1392	MryN2j3	102
PID 1392 wrote to memory of 4536	1392	MryN2j3	102
PID 4536 wrote to memory of 5052	4536	mepusssmvmcmgnhp.exe	104
PID 4536 wrote to memory of 5052	4536	mepusssmvmcmgnhp.exe	104
PID 4536 wrote to memory of 5052	4536	mepusssmvmcmgnhp.exe	104
PID 4536 wrote to memory of 5052	4536	mepusssmvmcmgnhp.exe	104
PID 4536 wrote to memory of 5052	4536	mepusssmvmcmgnhp.exe	104
PID 4536 wrote to memory of 5052	4536	mepusssmvmcmgnhp.exe	104
PID 4536 wrote to memory of 5052	4536	mepusssmvmcmgnhp.exe	104

C:\Users\Admin\AppData\Local\Temp\02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\02a996dc982930141bcfa6f2dcc3f81c_JaffaCakes118.exe"
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3520
- C:\Users\Admin\AppData\Local\Temp\MryN2j3
  "MryN2j3"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:1704
- - C:\Users\Admin\AppData\Local\Temp\MryN2j3
    "C:\Users\Admin\AppData\Local\Temp\MryN2j3"
    3⤵
    - Checks computer location settings
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1392
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      PID:1396
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1396 -s 204
        5⤵
        Program crash
        
        PID:4392
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:3048
    - - 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:4892
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4892 CREDAT:17410 /prefetch:2
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:3928
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4892 CREDAT:17416 /prefetch:2
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:888
  - - C:\Windows\SysWOW64\svchost.exe
      C:\Windows\system32\svchost.exe
      4⤵
      PID:5060
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 5060 -s 208
        5⤵
        Program crash
        
        PID:3972
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      4⤵
      Suspicious use of WriteProcessMemory
      PID:4528
    - - C:\Program Files\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        5⤵
        Modifies Internet Explorer settings
        
        PID:3196
  - - C:\Users\Admin\AppData\Local\Temp\mepusssmvmcmgnhp.exe
      "C:\Users\Admin\AppData\Local\Temp\mepusssmvmcmgnhp.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of WriteProcessMemory
      PID:4536
    - - C:\Users\Admin\AppData\Local\Temp\mepusssmvmcmgnhp.exe
        
        "C:\Users\Admin\AppData\Local\Temp\mepusssmvmcmgnhp.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of AdjustPrivilegeToken
        
        PID:5052

C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
1⤵
PID:3456

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1396 -ip 1396
1⤵
PID:932

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 5060 -ip 5060
1⤵
PID:1896

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

MryN2j3

Path C:\Users\Admin\AppData\Local\Temp\MryN2j3
Size 100KB
SHA256 5a388b21e1ec19fd9a99f154cb863b6cc4c5bbefd75c7dd81bf781408e69e2f6
MD5 c43c51d12dab7d81aa13e6a16af1e6d0
SHA1 1fb4751c7831a1c8ceab47bfc869e95e1dd06af5
SHA512 7bafb0bf2437232cecbef7c0e0c1cb459db5267a23cb1309dbd3689dce095f92b7875d6921fd123505e9008bb40713f9243525db0da3abc897ec9a010ee33a91
SSDEEP 1536:QqPk2NN9ob36Yi87sLjujCppI2Opqx/EgAjCnMjziae6hwWmoduyHq4:gANGb3oms3yWpYpq6gMC62nUBH
MD5 SHA1 SHA512 SSDEEP

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memory/1392-16-0x0000000000400000-0x0000000000432000-memory.dmp

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memory/1392-19-0x00000000004F0000-0x00000000004F1000-memory.dmp

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memory/1392-33-0x0000000077B22000-0x0000000077B23000-memory.dmp

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memory/1392-32-0x0000000000400000-0x0000000000432000-memory.dmp

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memory/1392-8-0x0000000000400000-0x0000000000432000-memory.dmp

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memory/1392-13-0x0000000000400000-0x0000000000432000-memory.dmp

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memory/1392-12-0x0000000000020000-0x0000000000022000-memory.dmp

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memory/1392-11-0x0000000000400000-0x0000000000432000-memory.dmp

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memory/1392-14-0x0000000000400000-0x0000000000432000-memory.dmp

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memory/1392-20-0x0000000020010000-0x000000002001C000-memory.dmp

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memory/1392-29-0x0000000000400000-0x0000000000432000-memory.dmp

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memory/1392-18-0x00000000004E0000-0x00000000004E1000-memory.dmp

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memory/1392-30-0x0000000077B22000-0x0000000077B23000-memory.dmp

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memory/1392-21-0x0000000000400000-0x0000000000432000-memory.dmp

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memory/1392-25-0x0000000000020000-0x0000000000022000-memory.dmp

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memory/1396-22-0x0000000000410000-0x0000000000411000-memory.dmp

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memory/1396-23-0x00000000001F0000-0x00000000001F1000-memory.dmp

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memory/3520-0-0x0000000000520000-0x0000000000521000-memory.dmp

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memory/3520-6-0x0000000001000000-0x0000000001027000-memory.dmp

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memory/3520-7-0x0000000001000000-0x0000000001027000-memory.dmp

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memory/3520-5-0x0000000001003000-0x0000000001004000-memory.dmp

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memory/5052-53-0x0000000000400000-0x0000000000432000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads