100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07/04/2024, 18:40

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General

Target
100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe
Size 484KB
Sample240407-xbc4wsbc2v
SHA256 100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809
MD5 cbd98343e7bac4e86176291d01d00ff1
SHA1 a2db3598c55ebccd0b17fe49b10a70e7dd719f1d
SHA512 7982a3db78f71529da73a95abd2bb6fc7bc9037b7b6469f112b75ff46f4b47b036330adbb1499aac64348238913c53f4626687f0b47b0adb5d480c33084e3c9d
SSDEEP 12288:6c5sj820G8ppxOHzMujTPDGIletev4S9Q+Dj1w:Z5sj8fOhTCbevHH1w
MD5 SHA1 SHA512 SSDEEP

Score

9^/10

persistence spyware stealer

Malware Config

Signatures

Detects executables containing SQL queries to confidential data stores. Observed in infostealers 6 IoCs

resource	yara_rule
behavioral2/memory/996-1-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
behavioral2/memory/4772-18-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
behavioral2/memory/3228-35-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
behavioral2/memory/2264-48-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
behavioral2/memory/4460-62-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore
behavioral2/memory/400-61-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore

Detects executables containing base64 encoded User Agent 6 IoCs

resource	yara_rule
behavioral2/memory/996-1-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/4772-18-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/3228-35-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/2264-48-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/4460-62-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent
behavioral2/memory/400-61-0x0000000063080000-0x00000000631EC000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_B64_Encoded_UserAgent

Checks computer location settings 2 TTPs 2 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-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe
Key value queried	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\Control Panel\International\Geo\Nation	com3.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ShareIt Service.exe	SearchHelper.exe

Executes dropped EXE 4 IoCs

pid	Process
4772	SearchHelper.exe
3228	com3.exe
4460	SearchHelper.exe
400	com3.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
T1552.001

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Intel GPU = "F:\\Program Files\\Intel GPU\\GfxUI.exe"	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Search Helper = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Search\\SearchHelper.exe"	com3.exe

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

System Information Discovery
T1082

Modifies registry key 1 TTPs 1 IoCs

Modify Registry

T1112

pid	Process
5108	reg.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe
996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe
4772	SearchHelper.exe
4772	SearchHelper.exe
3228	com3.exe
3228	com3.exe
2264	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe
2264	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe
4460	SearchHelper.exe
4460	SearchHelper.exe
400	com3.exe
400	com3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4772	SearchHelper.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4772	SearchHelper.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 996 wrote to memory of 4772	996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	93
PID 996 wrote to memory of 4772	996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	93
PID 996 wrote to memory of 4772	996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	93
PID 996 wrote to memory of 3228	996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	94
PID 996 wrote to memory of 3228	996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	94
PID 996 wrote to memory of 3228	996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	94
PID 996 wrote to memory of 2264	996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	95
PID 996 wrote to memory of 2264	996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	95
PID 996 wrote to memory of 2264	996	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	95
PID 2264 wrote to memory of 4460	2264	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	99
PID 2264 wrote to memory of 4460	2264	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	99
PID 2264 wrote to memory of 4460	2264	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	99
PID 2264 wrote to memory of 400	2264	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	100
PID 2264 wrote to memory of 400	2264	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	100
PID 2264 wrote to memory of 400	2264	100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe	100
PID 3228 wrote to memory of 5108	3228	com3.exe	102
PID 3228 wrote to memory of 5108	3228	com3.exe	102
PID 3228 wrote to memory of 5108	3228	com3.exe	102

C:\Users\Admin\AppData\Local\Temp\100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe
"C:\Users\Admin\AppData\Local\Temp\100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:996
- C:\Users\Admin\AppData\Roaming\Microsoft\Search\SearchHelper.exe
  "C:\Users\Admin\AppData\Roaming\Microsoft\Search\SearchHelper.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4772
- C:\Users\Admin\AppData\Local\Temp\WER9mso.dir00\com3.exe
  "\\.\C:\Users\Admin\AppData\Local\Temp\WER9mso.dir00\com3.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3228
- - C:\Windows\SysWOW64\reg.exe
    "C:\Windows\System32\reg.exe" ADD HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run /f /t REG_SZ /v "Intel GPU" /d "F:\Program Files\Intel GPU\GfxUI.exe"
    3⤵
    - Adds Run key to start application
    - Modifies registry key
    PID:5108
- C:\Users\Admin\AppData\Local\Temp\100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe
  "C:\Users\Admin\AppData\Local\Temp\100abc3221e585491f63344e7428e22509d608c77cfd33dc522ed01a2b713809.exe" silent pause
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2264
- - C:\Users\Admin\AppData\Roaming\Microsoft\Search\SearchHelper.exe
    "C:\Users\Admin\AppData\Roaming\Microsoft\Search\SearchHelper.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:4460
- - C:\Users\Admin\AppData\Local\Temp\WER9mso.dir00\com3.exe
    "\\.\C:\Users\Admin\AppData\Local\Temp\WER9mso.dir00\com3.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    PID:400

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

com3.exe

Path C:\Users\Admin\AppData\Local\Temp\WER9mso.dir00\com3.exe
Size 487KB
SHA256 f30cc05d52fc4f09181fe6298705614b3713244018e1c546ab50017604234bbe
MD5 c7c64da29e0db5c58fde6f20b1995a2a
SHA1 ef076ab880cb5ad42705ac20ecd52493f5f0f982
SHA512 cb91176fada3222bdbfb34dc538c6e1c58810da44166c16fb030343a0a03dd71b632c1fb3f9c19699ce7308b33f898e988e41c48cb395bab648ecfd43bee45bc
SSDEEP 6144:SzOupMNplQNfDSWke4S3afbcRXQF45Zr3kvTwC8QnoKj/6lVrd5UB2+YyNJjh9Bl:6hElUeWafbcR13krJ8Q3jobUBvDj1l
MD5 SHA1 SHA512 SSDEEP

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SearchHelper.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Search\SearchHelper.exe
Size 487KB
SHA256 39925bc9cccd7d539a87c39e5ef25c80579d2202841b8d9df98481cc0ab6cda4
MD5 7e71324ad4b285fa0d2cf34065651735
SHA1 19ea4d046454e73fb32f8f30b25c0fb3453fe8fe
SHA512 55a36f43954265ab9e77545d792491850ee30be8742cf149a179e199064f6adedc1bd28820cf41e6c472c889577f55adea3387256e8a812a8d0a5e7a169dda69
SSDEEP 12288:d3CCRxFLa3ku0qx1WBl/jLrqm5aYscDj1m:d8fH1w75131m
MD5 SHA1 SHA512 SSDEEP

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persist.dat

Path C:\Users\Admin\AppData\Roaming\Microsoft\persist.dat
Size 10B
SHA256 5a0358e1cf0369e9e2e935fb25ed1c33d7cbeadf3e77de384ef2fc767e19455c
MD5 afef7439b008352bdc8785f30432168e
SHA1 3f19e8c64a747765420953013719f990a688347e
SHA512 b6bf5778f933345284c14c765b0adfdb1801d19e3db4d639c19f03689a3fb151581eee2e5ea4bd4f2863ec98298a27b41dba586a97739f764853e3dc8c1cb968
MD5 SHA1 SHA512

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memory/400-61-0x0000000063080000-0x00000000631EC000-memory.dmp

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memory/400-84-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/400-66-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/996-0-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/996-1-0x0000000063080000-0x00000000631EC000-memory.dmp

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memory/996-46-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/2264-91-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/2264-48-0x0000000063080000-0x00000000631EC000-memory.dmp

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memory/2264-47-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/3228-35-0x0000000063080000-0x00000000631EC000-memory.dmp

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memory/3228-33-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/3228-90-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/4460-63-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/4460-62-0x0000000063080000-0x00000000631EC000-memory.dmp

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memory/4460-83-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/4772-60-0x0000000000400000-0x0000000000479000-memory.dmp

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memory/4772-18-0x0000000063080000-0x00000000631EC000-memory.dmp

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memory/4772-17-0x0000000000400000-0x0000000000479000-memory.dmp

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