ramnit | c61e8cb89cd566a7bc0e3fc926a911261b86894d4f8a92dcf1f6efe47600bf14

Analysis

max time kernel
127s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
27/09/2024, 16:23

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General

Target

2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnit.exe
Size

570KB
MD5

175fb91b2e83a09516144d7c91b0b099
SHA1

ea1ae4a8ae93fb6652ed283795b0716d57a7a54d
SHA256

c61e8cb89cd566a7bc0e3fc926a911261b86894d4f8a92dcf1f6efe47600bf14
SHA512

d3088473cabd0cfcd48554ec601e49f76eb1eee993d037819240b67d37c6e5426e1bf5f3a8b8ee954b7c3a207a7f2dd097d06992a5e4bfde095817b6d365c9f1
SSDEEP

12288:FiAv+bqDbLk7+qs8FCrorlJBUvRlR/+AAYfh3hekG:huELkqqs8FC9RlR/+AA83w

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

Executes dropped EXE 1 IoCs

pid	Process
4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4500-9-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/4500-18-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/4500-11-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/4500-14-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/4500-13-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/4500-15-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/4500-10-0x0000000000400000-0x000000000041A000-memory.dmp	upx
behavioral2/memory/4500-8-0x0000000000400000-0x000000000041A000-memory.dmp	upx

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	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31133945"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{D26946B6-7CEC-11EF-A2A4-C61537EC8B44} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\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-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31133945"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2807740072"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31133945"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2808833966"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "434219180"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31133945"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2807740072"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2808833966"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe
4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe
4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe
4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe
4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe
4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe
4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe
4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
852	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
896	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnit.exe
852	iexplore.exe
852	iexplore.exe
3028	IEXPLORE.EXE
3028	IEXPLORE.EXE
3028	IEXPLORE.EXE
3028	IEXPLORE.EXE
896	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnit.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 896 wrote to memory of 4500	896	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnit.exe	89
PID 896 wrote to memory of 4500	896	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnit.exe	89
PID 896 wrote to memory of 4500	896	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnit.exe	89
PID 4500 wrote to memory of 852	4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe	90
PID 4500 wrote to memory of 852	4500	2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe	90
PID 852 wrote to memory of 3028	852	iexplore.exe	91
PID 852 wrote to memory of 3028	852	iexplore.exe	91
PID 852 wrote to memory of 3028	852	iexplore.exe	91

C:\Users\Admin\AppData\Local\Temp\2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnit.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:896
- C:\Users\Admin\AppData\Local\Temp\2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe
  C:\Users\Admin\AppData\Local\Temp\2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe
  2⤵
  - 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:4500
- - 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:852
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:852 CREDAT:17410 /prefetch:2
      4⤵
      System Location Discovery: System Language Discovery
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:3028

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 --field-trial-handle=3056,i,1828333185976713750,7918646547767660928,262144 --variations-seed-version --mojo-platform-channel-handle=4384 /prefetch:8
1⤵
PID:2840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

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
26a530ee73be78630db043f4b5bd8889

SHA1
ec3c292b4e31813f36451a3e3bf25dbbd8986d04

SHA256
b2b21178dfef3ddd66650c43c8169a570fa5e6064ba1a27db37f5a6c12c0913d

SHA512
623470677efff3603c3564a3790eee35838b608c67ab5f965fbdf596e4342b1586be03a3db107a589398aec35e0c4e0c30f98b721379d0f9c6754f975db00194

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

Filesize
404B

MD5
ce3b6a4ec05653297fba7d60e7760505

SHA1
6c98e2c0096d9e0c5141da07fc7a058a705f8dee

SHA256
ab8f5d46823c82998871b5277dc95944f0b680d96c795dcba0310f41b5900301

SHA512
876104346bd4ec04a2638b2b1ce9222f967f8411c00e261af8fa1b0e6491583eaf2bfc1301d343b6c94a258fca526b1aa8e332c55bbc3998fb17c4193e0949b1

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\verA5FF.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\NCPU4OJ5\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\2024-09-27_175fb91b2e83a09516144d7c91b0b099_icedid_ramnitmgr.exe

Filesize
88KB

MD5
a61ea5f2325332c52bff5bce3d161336

SHA1
3a883b8241f5f2efaa76367240db800d78a0209c

SHA256
e6f8a54ed663061527ab46b8e8efc2a0f3c99ae77829c0be0e50eb5b1b48415b

SHA512
fae031e0e7dcd719240bfe94a3f78d1aac73060324d5b65e0cbe564ce6d6781aaa5e930f0729293e3b502b7d07f53f3a72fb2048d44d93d36851aab8330479e5

Download Submit
memory/896-0-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/896-44-0x0000000000400000-0x0000000000495000-memory.dmp

Filesize
596KB

Download
memory/4500-11-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4500-15-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4500-19-0x0000000077AA2000-0x0000000077AA3000-memory.dmp

Filesize
4KB

Download
memory/4500-16-0x00000000008A0000-0x00000000008A1000-memory.dmp

Filesize
4KB

Download
memory/4500-14-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4500-13-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4500-12-0x0000000000840000-0x0000000000841000-memory.dmp

Filesize
4KB

Download
memory/4500-18-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4500-10-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4500-8-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4500-17-0x0000000077AA2000-0x0000000077AA3000-memory.dmp

Filesize
4KB

Download
memory/4500-9-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4500-7-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/4500-6-0x0000000000401000-0x0000000000402000-memory.dmp

Filesize
4KB

Download
memory/4500-5-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download