ramnit | 11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961

Analysis

max time kernel
134s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
20/10/2022, 17:30

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General

Target

11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961.exe
Size

83KB
MD5

96c150a5e5810dbd05aa8b316ec217d0
SHA1

2cbd78fc804e46f38c00347605f56e8f80365439
SHA256

11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961
SHA512

e5acc3f63da99411a11ee38657bb98e1c2fc355dc7ec9078a5e98a5538c6267587f56425a722e322685c3bfc8935ba6e3d35ea19ed72695a6311b34c7ca23976
SSDEEP

1536:f+hzRsibKplyXTq8OGRnsPFG+RODTb7MXL5uXZnzEryXOLTKHCAf+8HMhG+QF6WE:mROzoTq0+RO7IwnYry4TilfpH7+/t

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

pid	Process
2572	DesktopLayer.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000c000000022e04-133.dat	upx
behavioral2/files/0x000c000000022e04-134.dat	upx
behavioral2/memory/2132-135-0x0000000000400000-0x0000000000435000-memory.dmp	upx
behavioral2/memory/2572-136-0x0000000000400000-0x0000000000435000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px7004.tmp	11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961.exe

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3189541707"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{E5205982-50B7-11ED-89AC-5EAE84113378} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3178136256"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30991556"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30991556"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30991556"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3189541707"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "373063603"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3178136256"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30991556"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2572	DesktopLayer.exe
2572	DesktopLayer.exe
2572	DesktopLayer.exe
2572	DesktopLayer.exe
2572	DesktopLayer.exe
2572	DesktopLayer.exe
2572	DesktopLayer.exe
2572	DesktopLayer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5060	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5060	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5060	iexplore.exe
5060	iexplore.exe
4196	IEXPLORE.EXE
4196	IEXPLORE.EXE
4196	IEXPLORE.EXE
4196	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2132 wrote to memory of 2572	2132	11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961.exe	81
PID 2132 wrote to memory of 2572	2132	11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961.exe	81
PID 2132 wrote to memory of 2572	2132	11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961.exe	81
PID 2572 wrote to memory of 5060	2572	DesktopLayer.exe	82
PID 2572 wrote to memory of 5060	2572	DesktopLayer.exe	82
PID 5060 wrote to memory of 4196	5060	iexplore.exe	83
PID 5060 wrote to memory of 4196	5060	iexplore.exe	83
PID 5060 wrote to memory of 4196	5060	iexplore.exe	83

C:\Users\Admin\AppData\Local\Temp\11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961.exe
"C:\Users\Admin\AppData\Local\Temp\11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:2132
- C:\Program Files (x86)\Microsoft\DesktopLayer.exe
  "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2572
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:5060
  - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5060 CREDAT:17410 /prefetch:2
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      PID:4196

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
83KB

MD5
96c150a5e5810dbd05aa8b316ec217d0

SHA1
2cbd78fc804e46f38c00347605f56e8f80365439

SHA256
11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961

SHA512
e5acc3f63da99411a11ee38657bb98e1c2fc355dc7ec9078a5e98a5538c6267587f56425a722e322685c3bfc8935ba6e3d35ea19ed72695a6311b34c7ca23976

Download Submit
C:\Program Files (x86)\Microsoft\DesktopLayer.exe

Filesize
83KB

MD5
96c150a5e5810dbd05aa8b316ec217d0

SHA1
2cbd78fc804e46f38c00347605f56e8f80365439

SHA256
11b02d065e62b44b5fc34d41bcdffac98a60eeb638682e246a0d176a3b453961

SHA512
e5acc3f63da99411a11ee38657bb98e1c2fc355dc7ec9078a5e98a5538c6267587f56425a722e322685c3bfc8935ba6e3d35ea19ed72695a6311b34c7ca23976

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

Filesize
471B

MD5
6a15e3564b9eb382fe5534f59d6fccb4

SHA1
911dbc1a988c2d6816beb0c21c4ea5402253b884

SHA256
6b478c66c9a2024177d4a478ccea9a82f3162aa87a5125a0dc3750c920bdbc62

SHA512
2801f46d495eed08dbb10e73ccda4828faf4ef6b1ff3ff45ce8d73331e692381c25417d15c958f8c3f9c6932300cd0e66b1aad6bb5a92e2bf27b338b6d245711

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

Filesize
434B

MD5
8259900ffbd376c469719c035d223d46

SHA1
98c7589c8c405cb4e295696afcdd300aa7651d24

SHA256
94ac4dd88b6e94e4b095440ee930961dacd09f5e4697c56bc11f3a2bc5dfc00b

SHA512
06d172c201bd38e09f7b3f0a1ae788c845da4c10e5611c424b50fa5f80dd792b210851aefe33097a9af540be9972439e355546a8b2e903739c1da06a4a6bd670

Download Submit
memory/2132-135-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/2572-136-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download