ramnit | a602fe8f53d36f4eab3123e2b0a4d75423250566ef909e0e0d0642bff5bab8d3

Analysis

max time kernel
140s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26/06/2024, 07:31

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
11310f390d2f0f67c0fce3a325500679_JaffaCakes118.dll
Size 166KB
Sample240626-jcg8casfph
SHA256 a602fe8f53d36f4eab3123e2b0a4d75423250566ef909e0e0d0642bff5bab8d3
MD5 11310f390d2f0f67c0fce3a325500679
SHA1 0785526f7ca25a883ed0f134adaf2e70c413bafa
SHA512 7c29bb0f6dc9def79a88ef3e5275cf3b1f8871a45449b5c93e40b547b8b11f3fa9dfd60908e8d49589fa8f6bbd9b2f6636e499c88f60887f59c472036958d228
SSDEEP 1536:O5lTUKCYmCgV5bT/2d1QYebAvf/PqhXnzyP5xC1VXfbJpeU4KyQ5G0OYvVkoV:ATU56gVxj27NeUHHCRQU4S5GBWVLV
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

ramnit banker 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

Executes dropped EXE 2 IoCs

pid	Process
3912	regsvr32mgr.exe
3504	WaterMark.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3912-7-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3912-10-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3912-12-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3912-11-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3912-14-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3912-9-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3912-8-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3504-29-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3504-37-0x0000000000400000-0x0000000000421000-memory.dmp	upx
behavioral2/memory/3504-38-0x0000000000400000-0x0000000000421000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\regsvr32mgr.exe	regsvr32.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\WaterMark.exe	regsvr32mgr.exe
File opened for modification	C:\Program Files (x86)\Microsoft\px2025.tmp	regsvr32mgr.exe
File created	C:\Program Files (x86)\Microsoft\WaterMark.exe	regsvr32mgr.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1112	2352	WerFault.exe	93

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4188122235"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{209BEF39-338E-11EF-B9F7-CE289885E65A} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31115162"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "4128434073"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\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-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31115162"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "426152080"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31115162"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "4128434073"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe
3504	WaterMark.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3504	WaterMark.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
832	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
832	iexplore.exe
832	iexplore.exe
1724	IEXPLORE.EXE
1724	IEXPLORE.EXE
1724	IEXPLORE.EXE
1724	IEXPLORE.EXE

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3912	regsvr32mgr.exe
3504	WaterMark.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 1700	2428	regsvr32.exe	90
PID 2428 wrote to memory of 1700	2428	regsvr32.exe	90
PID 2428 wrote to memory of 1700	2428	regsvr32.exe	90
PID 1700 wrote to memory of 3912	1700	regsvr32.exe	91
PID 1700 wrote to memory of 3912	1700	regsvr32.exe	91
PID 1700 wrote to memory of 3912	1700	regsvr32.exe	91
PID 3912 wrote to memory of 3504	3912	regsvr32mgr.exe	92
PID 3912 wrote to memory of 3504	3912	regsvr32mgr.exe	92
PID 3912 wrote to memory of 3504	3912	regsvr32mgr.exe	92
PID 3504 wrote to memory of 2352	3504	WaterMark.exe	93
PID 3504 wrote to memory of 2352	3504	WaterMark.exe	93
PID 3504 wrote to memory of 2352	3504	WaterMark.exe	93
PID 3504 wrote to memory of 2352	3504	WaterMark.exe	93
PID 3504 wrote to memory of 2352	3504	WaterMark.exe	93
PID 3504 wrote to memory of 2352	3504	WaterMark.exe	93
PID 3504 wrote to memory of 2352	3504	WaterMark.exe	93
PID 3504 wrote to memory of 2352	3504	WaterMark.exe	93
PID 3504 wrote to memory of 2352	3504	WaterMark.exe	93
PID 3504 wrote to memory of 832	3504	WaterMark.exe	97
PID 3504 wrote to memory of 832	3504	WaterMark.exe	97
PID 3504 wrote to memory of 2660	3504	WaterMark.exe	98
PID 3504 wrote to memory of 2660	3504	WaterMark.exe	98
PID 832 wrote to memory of 1724	832	iexplore.exe	99
PID 832 wrote to memory of 1724	832	iexplore.exe	99
PID 832 wrote to memory of 1724	832	iexplore.exe	99

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\11310f390d2f0f67c0fce3a325500679_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2428
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\11310f390d2f0f67c0fce3a325500679_JaffaCakes118.dll
  2⤵
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:1700
- - C:\Windows\SysWOW64\regsvr32mgr.exe
    C:\Windows\SysWOW64\regsvr32mgr.exe
    3⤵
    - Executes dropped EXE
    - Drops file in Program Files directory
    - Suspicious use of UnmapMainImage
    - Suspicious use of WriteProcessMemory
    PID:3912
  - - C:\Program Files (x86)\Microsoft\WaterMark.exe
      "C:\Program Files (x86)\Microsoft\WaterMark.exe"
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of UnmapMainImage
      Suspicious use of WriteProcessMemory
      PID:3504
    - - C:\Windows\SysWOW64\svchost.exe
        
        C:\Windows\system32\svchost.exe
        5⤵
        
        PID:2352
      - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 204
        6⤵
        Program crash
        
        PID:1112
    - - 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:832
      - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:832 CREDAT:17410 /prefetch:2
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1724
    - - C:\Program Files\Internet Explorer\iexplore.exe
        
        "C:\Program Files\Internet Explorer\iexplore.exe"
        5⤵
        Modifies Internet Explorer settings
        
        PID:2660

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2352 -ip 2352
1⤵
PID:4932

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4072 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
1⤵
PID:3668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Size 471B
SHA256 4d16bb8c9a34d4de9d39bb5f0e87095617b5ad551112db17b38b6cb752fbdae4
MD5 b9b9f42ce6d2b20bf169d05480d239d4
SHA1 32b094cc2ff79f07fcd68d585846b919bc350e4d
SHA512 36b45c544439c6b1fab4c2fa58712475a65ad467e3da61086c4a953d6587d35f5c6ae7de740863295ae0d3534cbf67d0bed6843d95b6786b50431bfeebcf1010
MD5 SHA1 SHA512

Submit Download

7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Size 404B
SHA256 7cba9cd107390b6c69ed6ac9c5f04e1265404d57895ba5a9338ad021159d3ca8
MD5 79c809caa9adb3a8b060036bd8be1f62
SHA1 ef6727d68c671dd95bf16d24d68dc54168fdc32e
SHA512 a2ba9e3ea3518a7ea7c9c9f17f6bf2185e6bbcf5baa66c8962c18359ee73e2ea4214688a4a193e11bc831052e8fc14d4a85e9535c4b8edaabb05b559488c2a5e
MD5 SHA1 SHA512

Submit Download

suggestions[1].en-US

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\O8VM10HV\suggestions[1].en-US
Size 17KB
SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
MD5 5a34cb996293fde2cb7a4ac89587393a
SHA1 3c96c993500690d1a77873cd62bc639b3a10653f
SHA512 e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
SSDEEP 384:K4gN8sGygaEKfWYSJUKbO7UckxtBjCdY7mO3D0C5l+piEieDSV126ry1/XSGKwG3:K4gNFXiKfWfJ1Kockxbd7mAt5Mp5ie2F
MD5 SHA1 SHA512 SSDEEP

Submit Download

regsvr32mgr.exe

Path C:\Windows\SysWOW64\regsvr32mgr.exe
Size 96KB
SHA256 528d190fc376cff62a83391a5ba10ae4ef0c02bedabd0360274ddc2784e11da3
MD5 8c51fd9d6daa7b6137634de19a49452c
SHA1 db2a11cca434bacad2bf42adeecae38e99cf64f8
SHA512 b93dd6c86d0618798a11dbaa2ded7dac659f6516ca4a87da7297601c27f340fffa4126a852c257654d562529273d8a3f639ec020ab54b879c68226deae549837
SSDEEP 768:L06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9f:ZR0vxn3Pc0LCH9MtbvabUDzJYWu3Bg
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/1700-0-0x00000000750D0000-0x00000000750FC000-memory.dmp

Download

memory/2352-33-0x0000000000B00000-0x0000000000B01000-memory.dmp

Download

memory/2352-34-0x0000000000AE0000-0x0000000000AE1000-memory.dmp

Download

memory/3504-38-0x0000000000400000-0x0000000000421000-memory.dmp

Download

memory/3504-30-0x0000000000060000-0x0000000000061000-memory.dmp

Download

memory/3504-37-0x0000000000400000-0x0000000000421000-memory.dmp

Download

memory/3504-36-0x0000000000070000-0x0000000000071000-memory.dmp

Download

memory/3504-35-0x0000000077722000-0x0000000077723000-memory.dmp

Download

memory/3504-31-0x0000000077722000-0x0000000077723000-memory.dmp

Download

memory/3504-29-0x0000000000400000-0x0000000000421000-memory.dmp

Download

memory/3912-12-0x0000000000400000-0x0000000000421000-memory.dmp

Download

memory/3912-21-0x0000000000401000-0x0000000000405000-memory.dmp

Download

memory/3912-8-0x0000000000400000-0x0000000000421000-memory.dmp

Download

memory/3912-9-0x0000000000400000-0x0000000000421000-memory.dmp

Download

memory/3912-14-0x0000000000400000-0x0000000000421000-memory.dmp

Download

memory/3912-15-0x0000000001A90000-0x0000000001A91000-memory.dmp

Download

memory/3912-11-0x0000000000400000-0x0000000000421000-memory.dmp

Download

memory/3912-10-0x0000000000400000-0x0000000000421000-memory.dmp

Download

memory/3912-7-0x0000000000400000-0x0000000000421000-memory.dmp

Download

memory/3912-6-0x0000000000401000-0x0000000000405000-memory.dmp

Download

memory/3912-4-0x0000000000400000-0x0000000000435000-memory.dmp

Download