e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa

General

Target

e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
Size

130KB
MD5

5bb16aa83e702f599f521c89bbfc6706
SHA1

2a1527ccd4d4a667fcebd1a948bd6a31d4fb4629
SHA256

e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa
SHA512

584dd5bc163b54661a2141b2db3312c1476b7f15babe3478abd7e18e269dc83dce7df19f4c515e91d12c0d42596579eb11f54ac40df98535158d6e5ef479eceb
SSDEEP

3072:3dK5fyVxt6jznO7P/3Qimke50bTc26K49h28uS:3s1OP/3Qimk/fcNvh28f

Score

7^/10

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\wino32_trxo.vbs	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.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\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	regedit.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\windm32_thc = "C:\\Program Files\\Winmows Publhc\\services.exe"	regedit.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\2.txt	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
File created	C:\Windows\SysWOW64\1.txt	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
File opened for modification	C:\Windows\SysWOW64\1.txt	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
File opened for modification	C:\Windows\SysWOW64\internat.exe.txt	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
File opened for modification	C:\Windows\SysWOW64\internat.exe	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Winmows Publhc\services.exe.txt	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
File opened for modification	C:\Program Files\Winmows Publhc\services.exe	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe

Kills process with taskkill 3 IoCs

evasion

pid	Process
3008	taskkill.exe
1232	taskkill.exe
5024	taskkill.exe

Runs .reg file with regedit 1 IoCs

pid	Process
1568	regedit.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1232	taskkill.exe
Token: SeDebugPrivilege	5024	taskkill.exe
Token: SeDebugPrivilege	3008	taskkill.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
1220	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
1220	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
1220	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1984 wrote to memory of 1232	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	83
PID 1984 wrote to memory of 1232	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	83
PID 1984 wrote to memory of 1232	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	83
PID 1984 wrote to memory of 1220	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	84
PID 1984 wrote to memory of 1220	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	84
PID 1984 wrote to memory of 1220	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	84
PID 1984 wrote to memory of 5024	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	87
PID 1984 wrote to memory of 5024	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	87
PID 1984 wrote to memory of 5024	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	87
PID 1984 wrote to memory of 3008	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	89
PID 1984 wrote to memory of 3008	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	89
PID 1984 wrote to memory of 3008	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	89
PID 1984 wrote to memory of 1568	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	94
PID 1984 wrote to memory of 1568	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	94
PID 1984 wrote to memory of 1568	1984	e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe	94

C:\Users\Admin\AppData\Local\Temp\e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
"C:\Users\Admin\AppData\Local\Temp\e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe"
1⤵
- Drops startup file
- Drops file in System32 directory
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1984
- C:\Windows\SysWOW64\taskkill.exe
  taskkill.exe /im iResearchiClick.exe /f
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:1232
- C:\Users\Admin\AppData\Local\Temp\e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
  C:\Users\Admin\AppData\Local\Temp\e42f6dd08dffb9cc32ec8392b614592a5e056bb7a9e81f4dfe5758b12dcbf7aa.exe
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1220
- C:\Windows\SysWOW64\taskkill.exe
  taskkill.exe /im internat.exe /f
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:5024
- C:\Windows\SysWOW64\taskkill.exe
  taskkill.exe /im internat.exe /f
  2⤵
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3008
- C:\Windows\SysWOW64\regedit.exe
  regedit /s C:\1.reg
  2⤵
  - Adds Run key to start application
  - Runs .reg file with regedit
  PID:1568

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

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:\1.reg

Filesize
171B

MD5
371f0901bdf322834c33882bb4948bdc

SHA1
8aa342e78b3ba40569fec467f92e22a3b612c9e9

SHA256
4ad2483a1312d5ec44ce7aa920815a7debd41a4c6d5347dbc4999cb580220b75

SHA512
135f3d74cd1df0bffde238901e9e9ffa55ae039db66f5beae2977acddf79ef86b217324b741533b6e1860d480917060412bf15b6b1f3038c2229c282855ed96e

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Analysis

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