ramnit | c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e

General

Target

c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
Size

120KB
MD5

016030e3fd20263c5e903d8713316c7a
SHA1

7b1c61052a9046ee1639b61b89e012021aa63bcc
SHA256

c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e
SHA512

113cfcaeb8bb5b7bc35047341a345fc50086081cb02e7ec5cd3f8327bbf3cd9fbcf744bd849bbf6804ada30683c8e7605cd68d8e976763414f09cf43619e473e
SSDEEP

3072:Ig+3fh/PHrgNUqOBx4J2vNbGfvGnd3gW5ZM4/uBnz:h+3fRb9NdndPZMTF

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 1 IoCs

Processes:

fuwfefvhdyqhtgmr.exe

pid process

3836 fuwfefvhdyqhtgmr.exe

pid	process
3836	fuwfefvhdyqhtgmr.exe

UPX packed file 7 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4576-132-0x0000000000400000-0x000000000043957C-memory.dmp	upx
behavioral2/memory/4576-135-0x0000000000400000-0x000000000043957C-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\fuwfefvhdyqhtgmr.exe	upx
behavioral2/memory/4576-140-0x0000000000400000-0x000000000043957C-memory.dmp	upx
C:\Users\Admin\AppData\Local\Temp\fuwfefvhdyqhtgmr.exe	upx
behavioral2/memory/3836-142-0x0000000000400000-0x000000000043957C-memory.dmp	upx
behavioral2/memory/3836-143-0x0000000000400000-0x000000000043957C-memory.dmp	upx

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:

c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

1436 1196 WerFault.exe svchost.exe
2384 3484 WerFault.exe svchost.exe

pid	pid_target	process	target process
1436	1196	WerFault.exe	svchost.exe
2384	3484	WerFault.exe	svchost.exe

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeiexplore.exeIEXPLORE.EXEIEXPLORE.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "381746070"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31011772"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "632432348"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{41FB5F76-9FAF-11ED-B5DD-DE8F97E08347} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "632432348"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31011772"	iexplore.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

pid process

668

pid	process
668

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exefuwfefvhdyqhtgmr.exe

description	pid	process
Token: SeSecurityPrivilege	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
Token: SeDebugPrivilege	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
Token: SeSecurityPrivilege	3836	fuwfefvhdyqhtgmr.exe
Token: SeLoadDriverPrivilege	3836	fuwfefvhdyqhtgmr.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

iexplore.exe

pid process

1792 iexplore.exe
1792 iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

Processes:

iexplore.exeIEXPLORE.EXEIEXPLORE.EXE

pid	process
1792	iexplore.exe
1792	iexplore.exe
4188	IEXPLORE.EXE
4188	IEXPLORE.EXE
1792	iexplore.exe
1792	iexplore.exe
5024	IEXPLORE.EXE
5024	IEXPLORE.EXE
5024	IEXPLORE.EXE
5024	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exeiexplore.exe

description	pid	process	target process
PID 4576 wrote to memory of 1196	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 1196	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 1196	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 1196	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 1196	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 1196	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 1196	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 1196	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 1196	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 1792	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	iexplore.exe
PID 4576 wrote to memory of 1792	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	iexplore.exe
PID 1792 wrote to memory of 4188	1792	iexplore.exe	IEXPLORE.EXE
PID 1792 wrote to memory of 4188	1792	iexplore.exe	IEXPLORE.EXE
PID 1792 wrote to memory of 4188	1792	iexplore.exe	IEXPLORE.EXE
PID 4576 wrote to memory of 3484	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 3484	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 3484	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 3484	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 3484	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 3484	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 3484	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 3484	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 3484	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	svchost.exe
PID 4576 wrote to memory of 2120	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	iexplore.exe
PID 4576 wrote to memory of 2120	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	iexplore.exe
PID 1792 wrote to memory of 5024	1792	iexplore.exe	IEXPLORE.EXE
PID 1792 wrote to memory of 5024	1792	iexplore.exe	IEXPLORE.EXE
PID 1792 wrote to memory of 5024	1792	iexplore.exe	IEXPLORE.EXE
PID 4576 wrote to memory of 3836	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	fuwfefvhdyqhtgmr.exe
PID 4576 wrote to memory of 3836	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	fuwfefvhdyqhtgmr.exe
PID 4576 wrote to memory of 3836	4576	c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe	fuwfefvhdyqhtgmr.exe

C:\Users\Admin\AppData\Local\Temp\c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe
"C:\Users\Admin\AppData\Local\Temp\c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4576

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
PID:1196

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1196 -s 204
3⤵
- Program crash
PID:1436

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1792

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1792 CREDAT:17410 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4188

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1792 CREDAT:82948 /prefetch:2
3⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:5024

C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
2⤵
PID:3484

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 204
3⤵
- Program crash
PID:2384

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
2⤵
- Modifies Internet Explorer settings
PID:2120

C:\Users\Admin\AppData\Local\Temp\fuwfefvhdyqhtgmr.exe
"C:\Users\Admin\AppData\Local\Temp\fuwfefvhdyqhtgmr.exe"
2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:3836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1196 -ip 1196
1⤵
PID:4560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3484 -ip 3484
1⤵
PID:1740

Network

MITRE ATT&CK Matrix ATT&CK v6

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\fuwfefvhdyqhtgmr.exe
Filesize
120KB

MD5
016030e3fd20263c5e903d8713316c7a

SHA1
7b1c61052a9046ee1639b61b89e012021aa63bcc

SHA256
c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e

SHA512
113cfcaeb8bb5b7bc35047341a345fc50086081cb02e7ec5cd3f8327bbf3cd9fbcf744bd849bbf6804ada30683c8e7605cd68d8e976763414f09cf43619e473e

Download Submit
C:\Users\Admin\AppData\Local\Temp\fuwfefvhdyqhtgmr.exe
Filesize
120KB

MD5
016030e3fd20263c5e903d8713316c7a

SHA1
7b1c61052a9046ee1639b61b89e012021aa63bcc

SHA256
c59591667e3592188badb37d5b494cf93518e104219cbe91c74c9753ab74ea8e

SHA512
113cfcaeb8bb5b7bc35047341a345fc50086081cb02e7ec5cd3f8327bbf3cd9fbcf744bd849bbf6804ada30683c8e7605cd68d8e976763414f09cf43619e473e

Download Submit
memory/1196-134-0x0000000000000000-mapping.dmp

Download
memory/3484-137-0x0000000000000000-mapping.dmp

Download
memory/3836-138-0x0000000000000000-mapping.dmp

Download
memory/3836-142-0x0000000000400000-0x000000000043957C-memory.dmp

Filesize
229KB

Download
memory/3836-143-0x0000000000400000-0x000000000043957C-memory.dmp

Filesize
229KB

Download
memory/4576-132-0x0000000000400000-0x000000000043957C-memory.dmp

Filesize
229KB

Download
memory/4576-135-0x0000000000400000-0x000000000043957C-memory.dmp

Filesize
229KB

Download
memory/4576-140-0x0000000000400000-0x000000000043957C-memory.dmp

Filesize
229KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads