6ea7a5ba062f39574bc1d7f1b876d5c8e70bcb62e5a528884a487ffd3be786fc

Analysis

max time kernel
149s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20260130-en
resource tags

arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
19/04/2026, 04:25

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General

Target
EsoBR/EsoBR.xml
Size 1009B
Sample260419-e2fnlahw41
SHA256 6ea7a5ba062f39574bc1d7f1b876d5c8e70bcb62e5a528884a487ffd3be786fc
MD5 38bcd4e439a4ea36bf549200cafc2524
SHA1 27c757f06fbc96bf6fb78ab7a5b89ad77598a66a
SHA512 50cc57c1d26ecc24f1a662c9b298c89f3f2d21728d9fe65eb62912a3e2b4ab34a1787a653a04812695719d14011b754655407324f7e118b3eed2e0a376e85514
TLSH
T18B117A0249E04F221E3B831CFF10AE81FFBA1A9649089092725EB55B2FB1C880A1715F
MD5 SHA1 SHA512 TLSH

Score

3^/10

adware discovery spyware

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "483337793"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31248308"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000246e1cf290e2664880c6b0e6bd29a87000000000020000000000106600000001000020000000931517bcc242ff13c9058c6acb3dfe561f6d489480c3133d57a3db4b4457bcbc000000000e8000000002000020000000e876a8d94b80454afeee1e1b777e5173fa0c6f8f90a3a1aec0eb94f1ccf268f6200000002e13a4279c19108304b75e49ce7a265660b868f912a30bb067d77c30b77045b240000000af5637a55d5c32871c78c360c794c1c3b5f9ceffd05b1aa7d2e7afcecadcb6968bd28ab95f0de5b2a93ff2f882967976308bbf9d4a9018d7c9ab68d260889122	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3285433928"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000246e1cf290e2664880c6b0e6bd29a870000000000200000000001066000000010000200000008fb103cfb2005d59aa2c346f75204e658ac5c5c6ad5147b4a4a85e6ebe5ef8cc000000000e800000000200002000000044c1aaf5c0a4486e4b9d99f31a93fbf44d1ff2f4e25886b34e56e11850e5a202200000006407182b1655a7b50bc9190959528b0c9d44a887cd95c82548413cf8484ce77b400000003c276cc9f7bae7275347f65618846c0186579038a9596dc599871d2edabababb672183ad6f6bc8cf71518679748127293cbb68a7b4bad93b9e407c84837150ba	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30a73c26bdcfdc01	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 20624126bdcfdc01	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{EEFC866C-3BA7-11F1-A918-CEEB04D51BF9} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-721190819-434563495-2007910846-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4016	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4016	iexplore.exe
4016	iexplore.exe
3504	IEXPLORE.EXE
3504	IEXPLORE.EXE
3504	IEXPLORE.EXE
3504	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4296 wrote to memory of 4016	4296	MSOXMLED.EXE	86
PID 4016 wrote to memory of 3504	4016	iexplore.exe	91

C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE
"C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\EsoBR\EsoBR.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:4296
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\EsoBR\EsoBR.xml
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4016
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4016 CREDAT:17410 /prefetch:2
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:3504

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

suggestions[1].en-US

Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4F4YHEFO\suggestions[1].en-US
Size 17KB
SHA256 c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
MD5 5a34cb996293fde2cb7a4ac89587393a
SHA1 3c96c993500690d1a77873cd62bc639b3a10653f
SHA512 e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
SSDEEP 384:K4gN8sGygaEKfWYSJUKbO7UckxtBjCdY7mO3D0C5l+piEieDSV126ry1/XSGKwG3:K4gNFXiKfWfJ1Kockxbd7mAt5Mp5ie2F
TLSH
T13A823E4E61D88F57EA47B6B2D9084EA702E0C8794716DB93D62CFE63CDE33B25D02161
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/4296-10-0x00007FFC2B490000-0x00007FFC2B685000-memory.dmp

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memory/4296-12-0x00007FFC2B490000-0x00007FFC2B685000-memory.dmp

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memory/4296-5-0x00007FFBEB510000-0x00007FFBEB520000-memory.dmp

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memory/4296-7-0x00007FFBEB510000-0x00007FFBEB520000-memory.dmp

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memory/4296-8-0x00007FFC2B490000-0x00007FFC2B685000-memory.dmp

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memory/4296-2-0x00007FFBEB510000-0x00007FFBEB520000-memory.dmp

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memory/4296-4-0x00000254C1450000-0x00000254C1460000-memory.dmp

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memory/4296-1-0x00007FFBEB510000-0x00007FFBEB520000-memory.dmp

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memory/4296-9-0x00007FFC2B490000-0x00007FFC2B685000-memory.dmp

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memory/4296-0-0x00007FFBEB510000-0x00007FFBEB520000-memory.dmp

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memory/4296-11-0x00007FFC2B490000-0x00007FFC2B685000-memory.dmp

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memory/4296-14-0x00007FFBEB510000-0x00007FFBEB520000-memory.dmp

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memory/4296-15-0x00007FFBEB510000-0x00007FFBEB520000-memory.dmp

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memory/4296-16-0x00007FFC2B490000-0x00007FFC2B685000-memory.dmp

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memory/4296-17-0x0000025501460000-0x000002550158A000-memory.dmp

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memory/4296-3-0x00007FFC2B52D000-0x00007FFC2B52E000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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