c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71

General

Target

c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71.exe
Size

175KB
MD5

e23a699944666f3a2d46aec8bc1d3be2
SHA1

5bfbbd078421338371f22a95ad1b20c24834d2e1
SHA256

c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71
SHA512

f53f612abf88d9738d94e6baa656a3f21013dad502d0b22003e922569c376a42792602ee8b652a74c5bc4dd57f632191723ba43adebfb853bc59128cdf36229f
SSDEEP

3072:dH9aEOSVggdxrEtlLXFjsyaEqjB98t78PqaAPd4j/515xg2PUyVq6TRe5:ddxbEtFWBjD8gVB13q6Ve

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1828	IEXPLORE.EXE

Loads dropped DLL 5 IoCs

pid	Process
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1868	rundll32.exe
1828	IEXPLORE.EXE

Modifies Internet Explorer settings 1 TTPs 24 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{A9F471F1-7365-11ED-A584-DA3F1CB7DA19} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
860	iexplore.exe
860	iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
860	iexplore.exe
860	iexplore.exe
1544	IEXPLORE.EXE
1544	IEXPLORE.EXE
1868	rundll32.exe
860	iexplore.exe
860	iexplore.exe
1828	IEXPLORE.EXE
1828	IEXPLORE.EXE
1868	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 960 wrote to memory of 1868	960	c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71.exe	27
PID 960 wrote to memory of 1868	960	c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71.exe	27
PID 960 wrote to memory of 1868	960	c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71.exe	27
PID 960 wrote to memory of 1868	960	c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71.exe	27
PID 960 wrote to memory of 1868	960	c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71.exe	27
PID 960 wrote to memory of 1868	960	c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71.exe	27
PID 960 wrote to memory of 1868	960	c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71.exe	27
PID 860 wrote to memory of 1544	860	iexplore.exe	30
PID 860 wrote to memory of 1544	860	iexplore.exe	30
PID 860 wrote to memory of 1544	860	iexplore.exe	30
PID 860 wrote to memory of 1544	860	iexplore.exe	30
PID 860 wrote to memory of 1828	860	iexplore.exe	31
PID 860 wrote to memory of 1828	860	iexplore.exe	31
PID 860 wrote to memory of 1828	860	iexplore.exe	31
PID 860 wrote to memory of 1828	860	iexplore.exe	31

C:\Users\Admin\AppData\Local\Temp\c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71.exe
"C:\Users\Admin\AppData\Local\Temp\c854bfc1ecaea357c9f68a92a072fadf5a68859c9d6e2135105482ca32965c71.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:960
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Roaming\aprev.dll",GetRecordPosition
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  PID:1868

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:860
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:860 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1544
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:860 CREDAT:275461 /prefetch:2
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1828

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\aprev.dll

Filesize
175KB

MD5
7836615e34f0d5b6b2999dc10c1478d0

SHA1
6022d67bba527107a79cfc06da6b78a246e66a01

SHA256
3653101129597429e06c86808cd7de14154c1322215f87ffa14cd05adcb1b1c1

SHA512
9d3db22e5a47ab02fd2b8a11c8333d5be7896702467d518632354abcab081dfe4cbbe29e67fcf78de65bbc6ac4784033410fda6b1784862ed185db0f0bf7749c

Download Submit
\Users\Admin\AppData\Roaming\aprev.dll

Filesize
175KB

MD5
7836615e34f0d5b6b2999dc10c1478d0

SHA1
6022d67bba527107a79cfc06da6b78a246e66a01

SHA256
3653101129597429e06c86808cd7de14154c1322215f87ffa14cd05adcb1b1c1

SHA512
9d3db22e5a47ab02fd2b8a11c8333d5be7896702467d518632354abcab081dfe4cbbe29e67fcf78de65bbc6ac4784033410fda6b1784862ed185db0f0bf7749c

Download Submit
\Users\Admin\AppData\Roaming\aprev.dll

Filesize
175KB

MD5
7836615e34f0d5b6b2999dc10c1478d0

SHA1
6022d67bba527107a79cfc06da6b78a246e66a01

SHA256
3653101129597429e06c86808cd7de14154c1322215f87ffa14cd05adcb1b1c1

SHA512
9d3db22e5a47ab02fd2b8a11c8333d5be7896702467d518632354abcab081dfe4cbbe29e67fcf78de65bbc6ac4784033410fda6b1784862ed185db0f0bf7749c

Download Submit
\Users\Admin\AppData\Roaming\aprev.dll

Filesize
175KB

MD5
7836615e34f0d5b6b2999dc10c1478d0

SHA1
6022d67bba527107a79cfc06da6b78a246e66a01

SHA256
3653101129597429e06c86808cd7de14154c1322215f87ffa14cd05adcb1b1c1

SHA512
9d3db22e5a47ab02fd2b8a11c8333d5be7896702467d518632354abcab081dfe4cbbe29e67fcf78de65bbc6ac4784033410fda6b1784862ed185db0f0bf7749c

Download Submit
\Users\Admin\AppData\Roaming\aprev.dll

Filesize
175KB

MD5
7836615e34f0d5b6b2999dc10c1478d0

SHA1
6022d67bba527107a79cfc06da6b78a246e66a01

SHA256
3653101129597429e06c86808cd7de14154c1322215f87ffa14cd05adcb1b1c1

SHA512
9d3db22e5a47ab02fd2b8a11c8333d5be7896702467d518632354abcab081dfe4cbbe29e67fcf78de65bbc6ac4784033410fda6b1784862ed185db0f0bf7749c

Download Submit
\Users\Admin\AppData\Roaming\aprev.dll

Filesize
175KB

MD5
7836615e34f0d5b6b2999dc10c1478d0

SHA1
6022d67bba527107a79cfc06da6b78a246e66a01

SHA256
3653101129597429e06c86808cd7de14154c1322215f87ffa14cd05adcb1b1c1

SHA512
9d3db22e5a47ab02fd2b8a11c8333d5be7896702467d518632354abcab081dfe4cbbe29e67fcf78de65bbc6ac4784033410fda6b1784862ed185db0f0bf7749c

Download Submit
memory/960-54-0x00000000757A1000-0x00000000757A3000-memory.dmp

Filesize
8KB

Download
memory/960-56-0x0000000000250000-0x000000000027E000-memory.dmp

Filesize
184KB

Download
memory/960-55-0x0000000000220000-0x0000000000237000-memory.dmp

Filesize
92KB

Download
memory/960-72-0x0000000000220000-0x0000000000237000-memory.dmp

Filesize
92KB

Download
memory/1868-68-0x0000000000120000-0x000000000014E000-memory.dmp

Filesize
184KB

Download
memory/1868-73-0x00000000000B0000-0x00000000000C7000-memory.dmp

Filesize
92KB

Download

Analysis

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