652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476

Analysis

max time kernel
135s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-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
behavioral2/memory/4788-136-0x0000000000400000-0x0000000000425000-memory.dmp	Nirsoft

Executes dropped EXE 1 IoCs

pid	Process
4788	86380.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1260-132-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/files/0x0006000000022e1f-134.dat	upx
behavioral2/files/0x0006000000022e1f-135.dat	upx
behavioral2/memory/4788-136-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/1260-137-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/1260-138-0x0000000000400000-0x000000000047B000-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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe

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\86380.exe	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe
File created	C:\Windows\86380.txt	86380.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
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1444546808"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0db3b60b009d901	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31001008"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377123042"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{8155DF99-75A3-11ED-B696-D2D0017C8629} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = d0d10d61b009d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000efe01d9a4fdaa14391cb459155b100aa00000000020000000000106600000001000020000000e63e08afdbc48c10d1075aae6bab40bb5df3837659cf744515fee02b1b45d535000000000e80000000020000200000006cf5cd42344a7e01088f5469c87a3813da069c96dba42d4007e9de4283934c3620000000242af2914b03d5f32dbfdcb257b7bb846192215186eb8fc4f4c1821b4bdfd0bc400000000460462bc0c3ced89e9b88f2d64a81ac52f57b2687c69b68a696376966016af01904f3e51d7a0895b6bf9059ae3929f6f7433758945f3116c79f64a90100c968	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31001008"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1444546808"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000efe01d9a4fdaa14391cb459155b100aa000000000200000000001066000000010000200000003d1638e292ba70da5a83699f5c92cf47aef568910a47822991ff4011f63bc40a000000000e800000000200002000000006970bb1ee8cd9bcce4593339c2ac2ef502a3b04e36de61a7a70c74464830aea2000000001f77626e605b800aeaaf8ca41afa52c5d7e2f2f770a287c42318245b0f4f36740000000c974f2451e2bef5b98ea4bebb0e5b290ca78cabdde75dc02befb4078443c5d0260e23379a0f90991998261ae0a17009a077e8362295330dcf4146f3b8607428b	iexplore.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4788	86380.exe
4788	86380.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2140	iexplore.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4788	86380.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2140	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2140	iexplore.exe
2140	iexplore.exe
4156	IEXPLORE.EXE
4156	IEXPLORE.EXE
4156	IEXPLORE.EXE
4156	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1260 wrote to memory of 4788	1260	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	83
PID 1260 wrote to memory of 4788	1260	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	83
PID 1260 wrote to memory of 4788	1260	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	83
PID 1260 wrote to memory of 2140	1260	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	84
PID 1260 wrote to memory of 2140	1260	652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe	84
PID 2140 wrote to memory of 4156	2140	iexplore.exe	85
PID 2140 wrote to memory of 4156	2140	iexplore.exe	85
PID 2140 wrote to memory of 4156	2140	iexplore.exe	85

C:\Users\Admin\AppData\Local\Temp\652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe
"C:\Users\Admin\AppData\Local\Temp\652efbc10cdbd04f16eb8c5b51b00c974f40e78d1ab3543050a079f08a6f8476.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1260
- C:\Windows\86380.exe
  "C:\Windows\86380.exe" /stext C:\Windows\86380.txt
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4788
- 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 behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2140
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2140 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:4156

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

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:\Windows\86380.exe

Filesize
63KB

MD5
113417b6a1a108eb22337602661e7a59

SHA1
c89f17a24058a33851d02561bcdae48f327c18c5

SHA256
152374899c00e31678b5d627e4d05ff877f59cce3319cc024c25cf3bf40302a2

SHA512
182732b7853e0a28c73ea44a7e0c2ada764d74bb9010358d78ae4edd7829140d73af7d1ad7544a973ccff6f442593d5697ae792f604f410e8a35c9d18a680e88

Download Submit
C:\Windows\86380.exe

Filesize
63KB

MD5
113417b6a1a108eb22337602661e7a59

SHA1
c89f17a24058a33851d02561bcdae48f327c18c5

SHA256
152374899c00e31678b5d627e4d05ff877f59cce3319cc024c25cf3bf40302a2

SHA512
182732b7853e0a28c73ea44a7e0c2ada764d74bb9010358d78ae4edd7829140d73af7d1ad7544a973ccff6f442593d5697ae792f604f410e8a35c9d18a680e88

Download Submit
memory/1260-132-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1260-137-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/1260-138-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/4788-133-0x0000000000000000-mapping.dmp

Download
memory/4788-136-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download