da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de

Analysis

max time kernel
165s
max time network
200s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
01-12-2022 16:54

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General

Target

da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe
Size

123KB
MD5

2529894501e8ccef50c535e7fefc7632
SHA1

bd944ca386f094996a244efd77b347735b4fbce8
SHA256

da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de
SHA512

11dd559761df2c1f393173ae0d27280f9aafe4eb2ea7fc44a6db96cb19faaeb7c0ceefc05aff1bef72090160c28018f29895bc50ab7206f1e922ddcad0d79ebb
SSDEEP

3072:901mCUf/3MxU7ZIVRS99Qrm3Rqb6VVjH20CQg+D:2mrcGeS8b6jjH20CQ9D

Score

8^/10

persistence upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2028-55-0x0000000000400000-0x0000000000451000-memory.dmp	upx

Deletes itself 1 IoCs

pid	Process
1908	iexplore.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\Ildedm = "C:\\Users\\Admin\\AppData\\Roaming\\Ildedm.scr"	iexplore.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\D:	iexplore.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2028 set thread context of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28

Modifies Internet Explorer settings 1 TTPs 30 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376877189"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\PageSetup	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Zoom	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{17EB26D0-7367-11ED-8553-72598884447E} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\InternetRegistry	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\IntelliForms	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
972	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	972	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe
Token: SeDebugPrivilege	1908	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1400	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1400	IEXPLORE.EXE
1400	IEXPLORE.EXE
1200	IEXPLORE.EXE
1200	IEXPLORE.EXE
1200	IEXPLORE.EXE
1200	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28
PID 2028 wrote to memory of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28
PID 2028 wrote to memory of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28
PID 2028 wrote to memory of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28
PID 2028 wrote to memory of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28
PID 2028 wrote to memory of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28
PID 2028 wrote to memory of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28
PID 2028 wrote to memory of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28
PID 2028 wrote to memory of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28
PID 2028 wrote to memory of 972	2028	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	28
PID 972 wrote to memory of 1908	972	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	29
PID 972 wrote to memory of 1908	972	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	29
PID 972 wrote to memory of 1908	972	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	29
PID 972 wrote to memory of 1908	972	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	29
PID 1908 wrote to memory of 1400	1908	iexplore.exe	30
PID 1908 wrote to memory of 1400	1908	iexplore.exe	30
PID 1908 wrote to memory of 1400	1908	iexplore.exe	30
PID 1908 wrote to memory of 1400	1908	iexplore.exe	30
PID 972 wrote to memory of 1908	972	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	29
PID 972 wrote to memory of 1908	972	da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe	29
PID 1400 wrote to memory of 1200	1400	IEXPLORE.EXE	32
PID 1400 wrote to memory of 1200	1400	IEXPLORE.EXE	32
PID 1400 wrote to memory of 1200	1400	IEXPLORE.EXE	32
PID 1400 wrote to memory of 1200	1400	IEXPLORE.EXE	32

C:\Users\Admin\AppData\Local\Temp\da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe
"C:\Users\Admin\AppData\Local\Temp\da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Users\Admin\AppData\Local\Temp\da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe
  C:\Users\Admin\AppData\Local\Temp\da90f20d1f416d64ed282c4b0a60990c5ae18359b614281243b6f7a8548e12de.exe
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:972
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Deletes itself
    - Adds Run key to start application
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:1908
  - - C:\Program Files\Internet Explorer\IEXPLORE.EXE
      "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1400
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1400 CREDAT:275457 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:1200

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
527B

MD5
44317475e12f99311ac9a544f164bf7f

SHA1
843a5136a92696059c16ab215bb023fe8744ebf6

SHA256
39665a2f0d88bc2a228e1258c7f2c22435335da146123d0c72d640421329826d

SHA512
39e4d63340e410a862d451ddf342a5173941ccf7b42c3794f3264643cfe56b7b80c5032a03189746c97feb34cb227a110ca150cdab2ab7da48c2429f426eb0ca

Download Submit
memory/972-63-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/972-57-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/972-59-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/972-61-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/972-74-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/972-65-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/972-56-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/972-69-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/972-70-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/972-71-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/972-75-0x00000000002C0000-0x000000000030E000-memory.dmp

Filesize
312KB

Download
memory/2028-54-0x0000000075881000-0x0000000075883000-memory.dmp

Filesize
8KB

Download
memory/2028-55-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download