df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc

Analysis

max time kernel
151s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2022, 17:24

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General

Target

df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe
Size

992KB
MD5

728c92b937610a7631c30e65b92f6790
SHA1

47e9fd333ab90625cfcb5e7f9563a40bf8eda104
SHA256

df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc
SHA512

af71486076d8f56c01d5d81b1f22df8b6081ec910b1a112fbd77e76c8b38b29ce31691627efb6bcde15e8917ced08c77b0de219d1136062742c16d36697e6a83
SSDEEP

24576:jrxLy1t/JHIYIbwayccc5Yk1GRxVEvWEsEfB4:ZG1FJHIR15YkgnVEvsEfi

Score

10^/10

evasion persistence spyware stealer trojan

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\Windows\\system32\\userinit.exe,C:\\ProgramData\\DoEckAMQ\\MewoQYsw.exe,"	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Userinit = "C:\\ProgramData\\DoEckAMQ\\MewoQYsw.exe,"	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	reg.exe

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	reg.exe

Executes dropped EXE 4 IoCs

pid	Process
1312	nEcQgsEA.exe
1848	MewoQYsw.exe
2572	UEoYYkEc.exe
3024	MewoQYsw.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	nEcQgsEA.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Adds Run key to start application 2 TTPs 6 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MewoQYsw.exe = "C:\\ProgramData\\DoEckAMQ\\MewoQYsw.exe"	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nEcQgsEA.exe = "C:\\Users\\Admin\\ReAcIIME\\nEcQgsEA.exe"	nEcQgsEA.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MewoQYsw.exe = "C:\\ProgramData\\DoEckAMQ\\MewoQYsw.exe"	MewoQYsw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MewoQYsw.exe = "C:\\ProgramData\\DoEckAMQ\\MewoQYsw.exe"	MewoQYsw.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\MewoQYsw.exe = "C:\\ProgramData\\DoEckAMQ\\MewoQYsw.exe"	UEoYYkEc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\nEcQgsEA.exe = "C:\\Users\\Admin\\ReAcIIME\\nEcQgsEA.exe"	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\shell32.dll.exe	nEcQgsEA.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\ReAcIIME	UEoYYkEc.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\ReAcIIME\nEcQgsEA	UEoYYkEc.exe

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

System Information Discovery
T1082

Modifies registry key 1 TTPs 3 IoCs

Modify Registry

T1112

pid	Process
1396	reg.exe
2952	reg.exe
2668	reg.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe
4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe
4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe
4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1312	nEcQgsEA.exe

Suspicious use of FindShellTrayWindow 64 IoCs

pid	Process
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe
1312	nEcQgsEA.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4644 wrote to memory of 1312	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	82
PID 4644 wrote to memory of 1312	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	82
PID 4644 wrote to memory of 1312	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	82
PID 4644 wrote to memory of 1848	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	83
PID 4644 wrote to memory of 1848	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	83
PID 4644 wrote to memory of 1848	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	83
PID 1312 wrote to memory of 3024	1312	nEcQgsEA.exe	87
PID 1312 wrote to memory of 3024	1312	nEcQgsEA.exe	87
PID 1312 wrote to memory of 3024	1312	nEcQgsEA.exe	87
PID 4644 wrote to memory of 1396	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	98
PID 4644 wrote to memory of 1396	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	98
PID 4644 wrote to memory of 1396	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	98
PID 4644 wrote to memory of 2952	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	93
PID 4644 wrote to memory of 2952	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	93
PID 4644 wrote to memory of 2952	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	93
PID 4644 wrote to memory of 2668	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	96
PID 4644 wrote to memory of 2668	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	96
PID 4644 wrote to memory of 2668	4644	df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe	96

C:\Users\Admin\AppData\Local\Temp\df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe
"C:\Users\Admin\AppData\Local\Temp\df2aa1d6f25c273676a5e424286792c20bd3dec7096c8ac36143f018c66619dc.exe"
1⤵
- Modifies WinLogon for persistence
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4644
- C:\Users\Admin\ReAcIIME\nEcQgsEA.exe
  "C:\Users\Admin\ReAcIIME\nEcQgsEA.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1312
- - C:\ProgramData\DoEckAMQ\MewoQYsw.exe
    "C:\ProgramData\DoEckAMQ\MewoQYsw.exe"
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    PID:3024
- C:\ProgramData\DoEckAMQ\MewoQYsw.exe
  "C:\ProgramData\DoEckAMQ\MewoQYsw.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:1848
- C:\Windows\SysWOW64\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /f /v Hidden /t REG_DWORD /d 2
  2⤵
  - Modifies registry key
  PID:2952
- C:\Windows\SysWOW64\reg.exe
  reg add HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System /v EnableLUA /d 0 /t REG_DWORD /f
  2⤵
  - UAC bypass
  - Modifies registry key
  PID:2668
- C:\Windows\SysWOW64\reg.exe
  reg add HKCU\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced /f /v HideFileExt /t REG_DWORD /d 1
  2⤵
  - Modifies visibility of file extensions in Explorer
  - Modifies registry key
  PID:1396

C:\ProgramData\kMMgkswo\UEoYYkEc.exe
C:\ProgramData\kMMgkswo\UEoYYkEc.exe
1⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
PID:2572

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

T1158

Registry Run Keys / Startup Folder

T1060

Winlogon Helper DLL

T1004

Privilege Escalation

Bypass User Account Control

T1088

Defense Evasion

Bypass User Account Control

T1088

Disabling Security Tools

T1089

Hidden Files and Directories

T1158

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\DoEckAMQ\MewoQYsw.exe

Filesize
980KB

MD5
203f435850e4efe54c916c8e4b3a6136

SHA1
e477f33d73a331b89df61d33f9ef0d70aca13027

SHA256
b012b00b64bda89a3074c24f03a379ffa7ce23686a40329f86da3d15ff7b6aec

SHA512
32f0af5033953b6ccc9475a0eddfe8f51b9fbb5d92129f36a2fac59127f784ebdfb73002fbf5b18dc10c9a7930f55d91dcb37ab188f73ce5bd64bf6866bc4714

Download Submit
C:\ProgramData\DoEckAMQ\MewoQYsw.exe

Filesize
980KB

MD5
203f435850e4efe54c916c8e4b3a6136

SHA1
e477f33d73a331b89df61d33f9ef0d70aca13027

SHA256
b012b00b64bda89a3074c24f03a379ffa7ce23686a40329f86da3d15ff7b6aec

SHA512
32f0af5033953b6ccc9475a0eddfe8f51b9fbb5d92129f36a2fac59127f784ebdfb73002fbf5b18dc10c9a7930f55d91dcb37ab188f73ce5bd64bf6866bc4714

Download Submit
C:\ProgramData\DoEckAMQ\MewoQYsw.exe

Filesize
980KB

MD5
203f435850e4efe54c916c8e4b3a6136

SHA1
e477f33d73a331b89df61d33f9ef0d70aca13027

SHA256
b012b00b64bda89a3074c24f03a379ffa7ce23686a40329f86da3d15ff7b6aec

SHA512
32f0af5033953b6ccc9475a0eddfe8f51b9fbb5d92129f36a2fac59127f784ebdfb73002fbf5b18dc10c9a7930f55d91dcb37ab188f73ce5bd64bf6866bc4714

Download Submit
C:\ProgramData\kMMgkswo\UEoYYkEc.exe

Filesize
984KB

MD5
932bb9aa5a65dfab38a77c1650d40ba1

SHA1
d72b578b3164bbfaddb5b64406f5443a06bf385d

SHA256
fdb30d5383647f664f692c1c86295e9d1d5dfa085e665e8df7b31d3b80bc4090

SHA512
d30fffd5ec66459af35e03309c6cd4f41b78459228936f9e3cb6f1c2a22f0152dc6977d8f5a2d8540c0b2259e1d9d77b2f4e007d2fc50848cc4f60112777dce8

Download Submit
C:\ProgramData\kMMgkswo\UEoYYkEc.exe

Filesize
984KB

MD5
932bb9aa5a65dfab38a77c1650d40ba1

SHA1
d72b578b3164bbfaddb5b64406f5443a06bf385d

SHA256
fdb30d5383647f664f692c1c86295e9d1d5dfa085e665e8df7b31d3b80bc4090

SHA512
d30fffd5ec66459af35e03309c6cd4f41b78459228936f9e3cb6f1c2a22f0152dc6977d8f5a2d8540c0b2259e1d9d77b2f4e007d2fc50848cc4f60112777dce8

Download Submit
C:\Users\Admin\ReAcIIME\nEcQgsEA.exe

Filesize
982KB

MD5
ffbea279f914ceac8ea50589c9c5b6d6

SHA1
ff4a617eb02998edc6814a2bd53c406d100642ce

SHA256
3eed78dd25af3e581d3f178d01318cad0faea16fc23cefe4fbf601fa11b0c36c

SHA512
065d5127bbf0614cf46d774a973e76e91963f70eabb278b75765cf6a55844ee05490f819c57c7467aa2574602c447e76e99df3be316dc7f048017d14e1886592

Download Submit
C:\Users\Admin\ReAcIIME\nEcQgsEA.exe

Filesize
982KB

MD5
ffbea279f914ceac8ea50589c9c5b6d6

SHA1
ff4a617eb02998edc6814a2bd53c406d100642ce

SHA256
3eed78dd25af3e581d3f178d01318cad0faea16fc23cefe4fbf601fa11b0c36c

SHA512
065d5127bbf0614cf46d774a973e76e91963f70eabb278b75765cf6a55844ee05490f819c57c7467aa2574602c447e76e99df3be316dc7f048017d14e1886592

Download Submit
memory/1312-147-0x00000000049D0000-0x00000000049D5000-memory.dmp

Filesize
20KB

Download
memory/1312-142-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/1312-155-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/1312-148-0x00000000049E0000-0x0000000004A06000-memory.dmp

Filesize
152KB

Download
memory/1848-149-0x00000000049E0000-0x0000000004A06000-memory.dmp

Filesize
152KB

Download
memory/1848-143-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/1848-156-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/2572-146-0x0000000000400000-0x00000000004F9000-memory.dmp

Filesize
996KB

Download
memory/2572-150-0x0000000000F20000-0x0000000000F25000-memory.dmp

Filesize
20KB

Download
memory/2572-151-0x0000000000F30000-0x0000000000F56000-memory.dmp

Filesize
152KB

Download
memory/2572-157-0x0000000000400000-0x00000000004F9000-memory.dmp

Filesize
996KB

Download
memory/3024-154-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/3024-158-0x0000000000400000-0x00000000004F8000-memory.dmp

Filesize
992KB

Download
memory/4644-134-0x0000000004B20000-0x0000000004B46000-memory.dmp

Filesize
152KB

Download
memory/4644-132-0x0000000000400000-0x00000000004FC000-memory.dmp

Filesize
1008KB

Download
memory/4644-133-0x0000000004B10000-0x0000000004B15000-memory.dmp

Filesize
20KB

Download
memory/4644-135-0x0000000000400000-0x00000000004FC000-memory.dmp

Filesize
1008KB

Download
memory/4644-162-0x0000000000400000-0x00000000004FC000-memory.dmp

Filesize
1008KB

Download
memory/4644-163-0x0000000004B20000-0x0000000004B46000-memory.dmp

Filesize
152KB

Download