ramnit | c88a8f4362929f801e4de2e9a056c0d81f09bd4545217be34786783f8316f28c

General

Target

a6243d6db924f3a1b34cafc3b9bc5163.exe
Size

99KB
MD5

a6243d6db924f3a1b34cafc3b9bc5163
SHA1

5b4e9109876c1129813f52365344ca54dc77a3aa
SHA256

c88a8f4362929f801e4de2e9a056c0d81f09bd4545217be34786783f8316f28c
SHA512

8abfe25c4c761b096f5f4f4697331284fa2c4aca40330831a5c43498c467955ee7f8e8b15b5bfbf73ed0b3ab70fe571d464ef4e659ced2229d891cedddc7fcd9
SSDEEP

3072:TCuvo0N7CdRp1wHa8tORcXChoqGVk8jwaaHw7Koj4rDM+l7:OuvZgnp1A9WcXuDR

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

Processes:

a6243d6db924f3a1b34cafc3b9bc5163.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Control Panel\International\Geo\Nation	a6243d6db924f3a1b34cafc3b9bc5163.exe

Executes dropped EXE 1 IoCs

Processes:

tdahvpucvygixogg.exe

pid process

2996 tdahvpucvygixogg.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

556 5048 WerFault.exe svchost.exe
1608 3224 WerFault.exe svchost.exe

pid	process
2996	tdahvpucvygixogg.exe

pid	pid_target	process	target process
556	5048	WerFault.exe	svchost.exe
1608	3224	WerFault.exe	svchost.exe

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

Processes:

IEXPLORE.EXEIEXPLORE.EXEIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3009988508"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3210300876"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31090847"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "415708751"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\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 (data)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31090847"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3019208483"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31090847"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31090847"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{DF0404A0-D492-11EE-9A10-DEAAA693D5E5} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3009988508"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3538781373-1545967067-4263767959-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

660

pid	process
660

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

a6243d6db924f3a1b34cafc3b9bc5163.exetdahvpucvygixogg.exe

description	pid	process
Token: SeSecurityPrivilege	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe
Token: SeDebugPrivilege	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe
Token: SeSecurityPrivilege	2996	tdahvpucvygixogg.exe
Token: SeLoadDriverPrivilege	2996	tdahvpucvygixogg.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

IEXPLORE.EXE

pid process

4520 IEXPLORE.EXE
4520 IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

Processes:

IEXPLORE.EXEIEXPLORE.EXEIEXPLORE.EXE

pid	process
4520	IEXPLORE.EXE
4520	IEXPLORE.EXE
936	IEXPLORE.EXE
936	IEXPLORE.EXE
936	IEXPLORE.EXE
936	IEXPLORE.EXE
4520	IEXPLORE.EXE
4520	IEXPLORE.EXE
1348	IEXPLORE.EXE
1348	IEXPLORE.EXE
1348	IEXPLORE.EXE
1348	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 37 IoCs

Processes:

a6243d6db924f3a1b34cafc3b9bc5163.exeiexplore.exeIEXPLORE.EXEiexplore.exe

description	pid	process	target process
PID 3088 wrote to memory of 5048	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 5048	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 5048	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 5048	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 5048	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 5048	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 5048	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 5048	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 5048	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 1588	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	iexplore.exe
PID 3088 wrote to memory of 1588	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	iexplore.exe
PID 3088 wrote to memory of 1588	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	iexplore.exe
PID 1588 wrote to memory of 4520	1588	iexplore.exe	IEXPLORE.EXE
PID 1588 wrote to memory of 4520	1588	iexplore.exe	IEXPLORE.EXE
PID 4520 wrote to memory of 936	4520	IEXPLORE.EXE	IEXPLORE.EXE
PID 4520 wrote to memory of 936	4520	IEXPLORE.EXE	IEXPLORE.EXE
PID 4520 wrote to memory of 936	4520	IEXPLORE.EXE	IEXPLORE.EXE
PID 3088 wrote to memory of 3224	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 3224	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 3224	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 3224	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 3224	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 3224	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 3224	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 3224	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 3224	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	svchost.exe
PID 3088 wrote to memory of 676	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	iexplore.exe
PID 3088 wrote to memory of 676	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	iexplore.exe
PID 3088 wrote to memory of 676	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	iexplore.exe
PID 676 wrote to memory of 2368	676	iexplore.exe	IEXPLORE.EXE
PID 676 wrote to memory of 2368	676	iexplore.exe	IEXPLORE.EXE
PID 4520 wrote to memory of 1348	4520	IEXPLORE.EXE	IEXPLORE.EXE
PID 4520 wrote to memory of 1348	4520	IEXPLORE.EXE	IEXPLORE.EXE
PID 4520 wrote to memory of 1348	4520	IEXPLORE.EXE	IEXPLORE.EXE
PID 3088 wrote to memory of 2996	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	tdahvpucvygixogg.exe
PID 3088 wrote to memory of 2996	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	tdahvpucvygixogg.exe
PID 3088 wrote to memory of 2996	3088	a6243d6db924f3a1b34cafc3b9bc5163.exe	tdahvpucvygixogg.exe

C:\Users\Admin\AppData\Local\Temp\a6243d6db924f3a1b34cafc3b9bc5163.exe
"C:\Users\Admin\AppData\Local\Temp\a6243d6db924f3a1b34cafc3b9bc5163.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3088

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
PID:5048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 5048 -s 208
3⤵
- Program crash
PID:556

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:1588

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:4520

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4520 CREDAT:17410 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:936

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4520 CREDAT:82950 /prefetch:2
4⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1348

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
PID:3224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3224 -s 204
3⤵
- Program crash
PID:1608

C:\Program Files (x86)\Internet Explorer\iexplore.exe
"C:\Program Files (x86)\Internet Explorer\iexplore.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:676

C:\Program Files\Internet Explorer\IEXPLORE.EXE
"C:\Program Files\Internet Explorer\IEXPLORE.EXE"
3⤵
- Modifies Internet Explorer settings
PID:2368

C:\Users\Admin\AppData\Local\Temp\tdahvpucvygixogg.exe
"C:\Users\Admin\AppData\Local\Temp\tdahvpucvygixogg.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:2996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 5048 -ip 5048
1⤵
PID:744

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3224 -ip 3224
1⤵
PID:2444

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\CH7VV9L3\suggestions[1].en-US
Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\tdahvpucvygixogg.exe
Filesize
99KB

MD5
a6243d6db924f3a1b34cafc3b9bc5163

SHA1
5b4e9109876c1129813f52365344ca54dc77a3aa

SHA256
c88a8f4362929f801e4de2e9a056c0d81f09bd4545217be34786783f8316f28c

SHA512
8abfe25c4c761b096f5f4f4697331284fa2c4aca40330831a5c43498c467955ee7f8e8b15b5bfbf73ed0b3ab70fe571d464ef4e659ced2229d891cedddc7fcd9

Download Submit
memory/2996-41-0x0000000000400000-0x000000000043A578-memory.dmp

Filesize
233KB

Download
memory/2996-39-0x00000000004A0000-0x00000000004A2000-memory.dmp

Filesize
8KB

Download
memory/2996-37-0x0000000000400000-0x000000000043A578-memory.dmp

Filesize
233KB

Download
memory/2996-36-0x0000000000400000-0x000000000043A578-memory.dmp

Filesize
233KB

Download
memory/3088-7-0x00000000004F0000-0x00000000004F2000-memory.dmp

Filesize
8KB

Download
memory/3088-19-0x0000000077852000-0x0000000077853000-memory.dmp

Filesize
4KB

Download
memory/3088-1-0x0000000000432000-0x000000000043B000-memory.dmp

Filesize
36KB

Download
memory/3088-2-0x0000000000400000-0x000000000043A578-memory.dmp

Filesize
233KB

Download
memory/3088-12-0x0000000000400000-0x000000000043A578-memory.dmp

Filesize
233KB

Download
memory/3088-16-0x0000000000400000-0x000000000043A578-memory.dmp

Filesize
233KB

Download
memory/3088-18-0x0000000000400000-0x000000000043A578-memory.dmp

Filesize
233KB

Download
memory/3088-6-0x00000000006F0000-0x00000000006F1000-memory.dmp

Filesize
4KB

Download
memory/3088-8-0x0000000077852000-0x0000000077853000-memory.dmp

Filesize
4KB

Download
memory/3088-0-0x0000000000400000-0x000000000043A578-memory.dmp

Filesize
233KB

Download
memory/3088-5-0x00000000006E0000-0x00000000006E1000-memory.dmp

Filesize
4KB

Download
memory/3088-3-0x0000000000400000-0x000000000043A578-memory.dmp

Filesize
233KB

Download
memory/5048-11-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/5048-10-0x0000000000490000-0x0000000000491000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads