ramnit | 67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662

General

Target

67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662.exe
Size

228KB
MD5

00d8b22278e3bf540badb67f4cc95542
SHA1

5618e2742527f4e0d64c8cdabf4c547469473d8e
SHA256

67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662
SHA512

f591dbe24dfa3f4c8beac27c10c33dc973621de7c1ded6977475de3aff611d8f1e9dd26c3c173eb60a0a2956acaacf903e2ce6cb09ff712b32c92134282c0ee6

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

Processes:

67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exeDesktopLayer.exe

pid process

2712 67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
216 DesktopLayer.exe

pid	process
2712	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
216	DesktopLayer.exe

UPX packed file 5 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe	upx
C:\Users\Admin\AppData\Local\Temp\67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
C:\Program Files (x86)\Microsoft\DesktopLayer.exe	upx
behavioral2/memory/2712-123-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

Processes:

67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\px248.tmp	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe

Modifies Internet Explorer settings 1 TTPs 40 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30886007"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$WordPress	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$http://www.typepad.com/	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 4	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "327779324"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3990976070"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30886007"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{1907DA80-B46B-11EB-A11C-46584878C9AA} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3997695129"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30886007"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$blogger	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\FileVersion = "2016061511"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "327747333"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327730739"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Telligent	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Discuz!	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3990976070"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$MediaWiki	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 3	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

DesktopLayer.exe

pid	process
216	DesktopLayer.exe
216	DesktopLayer.exe
216	DesktopLayer.exe
216	DesktopLayer.exe
216	DesktopLayer.exe
216	DesktopLayer.exe
216	DesktopLayer.exe
216	DesktopLayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

iexplore.exe

pid process

288 iexplore.exe
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

288 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

288 iexplore.exe
288 iexplore.exe
1520 IEXPLORE.EXE
1520 IEXPLORE.EXE
1520 IEXPLORE.EXE
1520 IEXPLORE.EXE

pid	process
288	iexplore.exe

pid	process
288	iexplore.exe

pid	process
288	iexplore.exe
288	iexplore.exe
1520	IEXPLORE.EXE
1520	IEXPLORE.EXE
1520	IEXPLORE.EXE
1520	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662.exe67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exeDesktopLayer.exeiexplore.exe

description	pid	process	target process
PID 1824 wrote to memory of 2712	1824	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662.exe	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
PID 1824 wrote to memory of 2712	1824	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662.exe	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
PID 1824 wrote to memory of 2712	1824	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662.exe	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
PID 2712 wrote to memory of 216	2712	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe	DesktopLayer.exe
PID 2712 wrote to memory of 216	2712	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe	DesktopLayer.exe
PID 2712 wrote to memory of 216	2712	67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe	DesktopLayer.exe
PID 216 wrote to memory of 288	216	DesktopLayer.exe	iexplore.exe
PID 216 wrote to memory of 288	216	DesktopLayer.exe	iexplore.exe
PID 288 wrote to memory of 1520	288	iexplore.exe	IEXPLORE.EXE
PID 288 wrote to memory of 1520	288	iexplore.exe	IEXPLORE.EXE
PID 288 wrote to memory of 1520	288	iexplore.exe	IEXPLORE.EXE

C:\Users\Admin\AppData\Local\Temp\67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662.exe
"C:\Users\Admin\AppData\Local\Temp\67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1824

C:\Users\Admin\AppData\Local\Temp\67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
C:\Users\Admin\AppData\Local\Temp\67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2712

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:216

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
4⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:288

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:288 CREDAT:82945 /prefetch:2
5⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1520

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
da18881ccaefeaa4942af9291cb34826

SHA1
e4f33c21684bede05ccea60dd0767250ff2b3aba

SHA256
1d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842

SHA512
2420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901

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C:\Program Files (x86)\Microsoft\DesktopLayer.exe
MD5
da18881ccaefeaa4942af9291cb34826

SHA1
e4f33c21684bede05ccea60dd0767250ff2b3aba

SHA256
1d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842

SHA512
2420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
MD5
ef07b2dc81b7fdcc01d8a9cce1261822

SHA1
535c60f61ed56d43a349e92b86dd5204a1b61859

SHA256
4f4d35e9bbae40c756cb82b60a2bbfe0dfe055b06ddf2494a953ce7565ff8eb6

SHA512
1a26ee805d55b252567caec75c0b75ec5493aa1865b4fd8a1cf6b18972e2ffd82ba778b4a6a80ed85c9d016d841d26be11d4bc6f4bf8d8b512e7261dc7ad3fe3

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
MD5
d70ee1250aaf8d8dc861e3d0241c1ca4

SHA1
4d95473cfdb3b9271ea5556401a2f042648b0524

SHA256
2208e87500227917c837ca9db201c9b4fe75fffaa0bcc182c6dd278bbd6e4045

SHA512
7d78ff1c40cca2726bd253901acef4ded3c7b15acd6711242220493c885cb353b5a17ede86004f6a659ec5f52805b9a221745eaa634dcc45f1f72fc3067edfa3

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\KKF5HISC.cookie
MD5
5502b8c0f31e22c6b40bce0cee5a9dd9

SHA1
88e6a1d28adb946f606e907fbe296079fcf823be

SHA256
f595a0b7c13abc5e667cafde93eb78bb8fcbb1fb03e592d8d4d050f33dc2e057

SHA512
33dd0bbdae44e5dab6907bb9f7e1834f2c34ba58d5667d3575a867f600a9c440b42a6eae9b53d57cf52db0b89ee1809b9efe2e01598ae5ce708b570612151f8e

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C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\YYIV5JP3.cookie
MD5
b8a37b418e3ec2e5c3463cb230877534

SHA1
6105f3f394f448038751a58c9ab944e598f8f127

SHA256
c5a69d61cba54604bbb91281989e5cbae889c09988ee6d4ed3e76cca0586acf9

SHA512
32df1ab0ad255e12a01ebcd3b9706fc49864357e1f3de65da2ddb3a24940ae850cb31a9650ef664fafed0643c7c4295060df056eae8fa3a8abbeddbe0e97dcd2

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C:\Users\Admin\AppData\Local\Temp\67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
MD5
da18881ccaefeaa4942af9291cb34826

SHA1
e4f33c21684bede05ccea60dd0767250ff2b3aba

SHA256
1d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842

SHA512
2420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901

Download Submit
C:\Users\Admin\AppData\Local\Temp\67fca67d693881c64958232a25e4a2c841e473bc335b699f2b955a14895d8662Srv.exe
MD5
da18881ccaefeaa4942af9291cb34826

SHA1
e4f33c21684bede05ccea60dd0767250ff2b3aba

SHA256
1d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842

SHA512
2420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901

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memory/216-117-0x0000000000000000-mapping.dmp

Download
memory/216-120-0x00000000001F0000-0x00000000001F1000-memory.dmp

Filesize
4KB

Download
memory/288-121-0x0000000000000000-mapping.dmp

Download
memory/288-124-0x00007FFC17D50000-0x00007FFC17DBB000-memory.dmp

Filesize
428KB

Download
memory/1520-128-0x0000000000000000-mapping.dmp

Download
memory/1824-125-0x00000000008C0000-0x00000000009FC000-memory.dmp

Filesize
1.2MB

Download
memory/2712-114-0x0000000000000000-mapping.dmp

Download
memory/2712-123-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2712-122-0x00000000001E0000-0x00000000001EF000-memory.dmp

Filesize
60KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads