92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624

Analysis

max time kernel
247s
max time network
333s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
01-12-2022 07:54

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General

Target

92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe
Size

670KB
MD5

815e86b824f259f0fee44c04b156f477
SHA1

a7bc276d0302f67a902a7b592352c2dc63a2116c
SHA256

92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624
SHA512

0b686d65042fed388751b926d8ece15271afb44b93d5e7e62abcc5a1a5991bab26b24ad780f10c326e4bd12d1b09589db80be15f12abef7d00fc311fb0c6e899
SSDEEP

12288:WzFGgI2b5QqOr3xZlxvvkPYj+rQlxQvmBZ4/wu6o5m6:W5hTOr3xZDUP/jeBZ4Yu1

Score

4^/10

Malware Config

Signatures

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	\??\c:\windows\log.txt	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe

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

System Information Discovery
T1082

Kills process with taskkill 6 IoCs

evasion

pid	Process
948	taskkill.exe
1784	taskkill.exe
1532	taskkill.exe
1952	taskkill.exe
1352	taskkill.exe
1588	taskkill.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1214520366-621468234-4062160515-1000\Software\Microsoft\Internet Explorer\Main	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	948	taskkill.exe
Token: SeDebugPrivilege	1784	taskkill.exe
Token: SeDebugPrivilege	1532	taskkill.exe
Token: SeDebugPrivilege	1352	taskkill.exe
Token: SeDebugPrivilege	1952	taskkill.exe
Token: SeDebugPrivilege	1588	taskkill.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe
1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe

Suspicious use of WriteProcessMemory 48 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 1260	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	28
PID 1492 wrote to memory of 1260	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	28
PID 1492 wrote to memory of 1260	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	28
PID 1492 wrote to memory of 1260	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	28
PID 1260 wrote to memory of 948	1260	cmd.exe	30
PID 1260 wrote to memory of 948	1260	cmd.exe	30
PID 1260 wrote to memory of 948	1260	cmd.exe	30
PID 1260 wrote to memory of 948	1260	cmd.exe	30
PID 1492 wrote to memory of 1792	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	31
PID 1492 wrote to memory of 1792	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	31
PID 1492 wrote to memory of 1792	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	31
PID 1492 wrote to memory of 1792	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	31
PID 1792 wrote to memory of 1784	1792	cmd.exe	33
PID 1792 wrote to memory of 1784	1792	cmd.exe	33
PID 1792 wrote to memory of 1784	1792	cmd.exe	33
PID 1792 wrote to memory of 1784	1792	cmd.exe	33
PID 1492 wrote to memory of 884	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	34
PID 1492 wrote to memory of 884	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	34
PID 1492 wrote to memory of 884	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	34
PID 1492 wrote to memory of 884	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	34
PID 884 wrote to memory of 1532	884	cmd.exe	36
PID 884 wrote to memory of 1532	884	cmd.exe	36
PID 884 wrote to memory of 1532	884	cmd.exe	36
PID 884 wrote to memory of 1532	884	cmd.exe	36
PID 1492 wrote to memory of 1572	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	38
PID 1492 wrote to memory of 1572	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	38
PID 1492 wrote to memory of 1572	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	38
PID 1492 wrote to memory of 1572	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	38
PID 1572 wrote to memory of 1952	1572	cmd.exe	40
PID 1572 wrote to memory of 1952	1572	cmd.exe	40
PID 1572 wrote to memory of 1952	1572	cmd.exe	40
PID 1572 wrote to memory of 1952	1572	cmd.exe	40
PID 1492 wrote to memory of 2044	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	41
PID 1492 wrote to memory of 2044	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	41
PID 1492 wrote to memory of 2044	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	41
PID 1492 wrote to memory of 2044	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	41
PID 2044 wrote to memory of 1352	2044	cmd.exe	43
PID 2044 wrote to memory of 1352	2044	cmd.exe	43
PID 2044 wrote to memory of 1352	2044	cmd.exe	43
PID 2044 wrote to memory of 1352	2044	cmd.exe	43
PID 1492 wrote to memory of 1824	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	44
PID 1492 wrote to memory of 1824	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	44
PID 1492 wrote to memory of 1824	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	44
PID 1492 wrote to memory of 1824	1492	92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe	44
PID 1824 wrote to memory of 1588	1824	cmd.exe	46
PID 1824 wrote to memory of 1588	1824	cmd.exe	46
PID 1824 wrote to memory of 1588	1824	cmd.exe	46
PID 1824 wrote to memory of 1588	1824	cmd.exe	46

C:\Users\Admin\AppData\Local\Temp\92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe
"C:\Users\Admin\AppData\Local\Temp\92a1b21b1ab0c846c50a2cc6e97b93bb70e1e3c9e9b1b43e5d27cca21baf3624.exe"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1492
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill/f /im 360SE.exe /T
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1260
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im 360SE.exe /T
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:948
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill/f /im IEXPLORE.exe /T
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1792
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im IEXPLORE.exe /T
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1784
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill/f /im iexplore.exe /T
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:884
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im iexplore.exe /T
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1532
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill/f /im iexplore.exe /T
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1572
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im iexplore.exe /T
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1952
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill/f /im Aliimsafe.exe /T
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2044
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im Aliimsafe.exe /T
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1352
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill/f /im AliIm.exe /T
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1824
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /im AliIm.exe /T
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1588

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/884-59-0x0000000000000000-mapping.dmp

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memory/948-56-0x0000000000000000-mapping.dmp

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memory/1260-55-0x0000000000000000-mapping.dmp

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memory/1352-64-0x0000000000000000-mapping.dmp

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memory/1492-54-0x0000000076771000-0x0000000076773000-memory.dmp

Filesize
8KB

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memory/1532-60-0x0000000000000000-mapping.dmp

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memory/1572-61-0x0000000000000000-mapping.dmp

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memory/1588-66-0x0000000000000000-mapping.dmp

Download
memory/1784-58-0x0000000000000000-mapping.dmp

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memory/1792-57-0x0000000000000000-mapping.dmp

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memory/1824-65-0x0000000000000000-mapping.dmp

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memory/1952-62-0x0000000000000000-mapping.dmp

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memory/2044-63-0x0000000000000000-mapping.dmp

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