51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e

Analysis

max time kernel
94s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2022, 14:39

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe
Size

240KB
MD5

505eaf14f4a7dbbcac1abd97526e9b20
SHA1

8b2ea1bb7aa669cdf5d8d739ed1963bcd7f2cdbb
SHA256

51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e
SHA512

4c05db784c4d150b19d9955b6b24f5043038597130bdbc6e0f6547f0f6437c43503fa5bca02a2a124e7936144fb50859e9f5b894a66a63e6821719232b699f70
SSDEEP

3072:O0PfBwAPkBX6EZGroxsIKZ3rYg3Q2xCGyJ9zX5gZLY:O0GAcBqEoroxsIKpphVq9zJL

Score

6^/10

persistence

Malware Config

Signatures

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-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Jwjtjc = "C:\\Users\\Admin\\AppData\\Roaming\\Jwjtjc.exe"	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 4760 set thread context of 488	4760	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	83

Modifies Internet Explorer settings 1 TTPs 28 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30988125"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1244965814"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1244965814"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1337621917"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30988125"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{74DF1B0E-4350-11ED-AECB-DA88DC7FA106} = "0"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30988125"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "371589819"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
488	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe
488	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe
488	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	488	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe
Token: SeDebugPrivilege	812	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2996	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2996	IEXPLORE.EXE
2996	IEXPLORE.EXE
5092	IEXPLORE.EXE
5092	IEXPLORE.EXE
5092	IEXPLORE.EXE
5092	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 4760 wrote to memory of 488	4760	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	83
PID 4760 wrote to memory of 488	4760	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	83
PID 4760 wrote to memory of 488	4760	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	83
PID 4760 wrote to memory of 488	4760	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	83
PID 4760 wrote to memory of 488	4760	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	83
PID 4760 wrote to memory of 488	4760	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	83
PID 4760 wrote to memory of 488	4760	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	83
PID 4760 wrote to memory of 488	4760	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	83
PID 4760 wrote to memory of 488	4760	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	83
PID 488 wrote to memory of 812	488	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	87
PID 488 wrote to memory of 812	488	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	87
PID 488 wrote to memory of 812	488	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	87
PID 812 wrote to memory of 2996	812	iexplore.exe	89
PID 812 wrote to memory of 2996	812	iexplore.exe	89
PID 488 wrote to memory of 812	488	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	87
PID 488 wrote to memory of 812	488	51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe	87
PID 2996 wrote to memory of 5092	2996	IEXPLORE.EXE	90
PID 2996 wrote to memory of 5092	2996	IEXPLORE.EXE	90
PID 2996 wrote to memory of 5092	2996	IEXPLORE.EXE	90

C:\Users\Admin\AppData\Local\Temp\51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe
"C:\Users\Admin\AppData\Local\Temp\51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4760
- C:\Users\Admin\AppData\Local\Temp\51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe
  "C:\Users\Admin\AppData\Local\Temp\51a8932c266b564b4a373e3b0371d8424f56ebd495c488af9aa8b6014781d51e.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:488
- - C:\Program Files (x86)\Internet Explorer\iexplore.exe
    "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
    3⤵
    - Adds Run key to start application
    - Enumerates connected drives
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:812
  - - 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:2996
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2996 CREDAT:17410 /prefetch:2
        5⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:5092

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
046bedf3b97e782edc5343dc24a1c485

SHA1
ebad04906d01fdb00719463e729f201a043433ae

SHA256
4bb13178dccf62921053ef1b62f9bdb994dfd0520741873a60ac2c1484df78ca

SHA512
18203014488892166d7c331f8239c1c030fd9831b8040d51b3fdf3d887f867380ff639ccac26e8751b7b13d1dc83e2931f96019783695e7a93c4348046c9fabf

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
fbfeb6f5b6875d3d502540df73a160ca

SHA1
cc890ba05fbe1cd6e8f636a628f168fe62933d9e

SHA256
97d77f231b79134c91adb26cf964745c3063348ebb5ea6a6c7ed933335cebafc

SHA512
782b00186f6593ef054d406c4d8d970a43d8cc1d4ffbe13e7ea4a0a07f34ccce3da2a369bc8aeedce1356b6d2ababebf2a56f7e72d7c010e3b79d877ef9f1f1a

Download Submit
memory/488-134-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/488-136-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/488-137-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/488-139-0x0000000002730000-0x000000000277F000-memory.dmp

Filesize
316KB

Download
memory/488-140-0x0000000000400000-0x000000000044F000-memory.dmp

Filesize
316KB

Download
memory/4760-132-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download
memory/4760-138-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download