e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290

General

Target

e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
Size

55KB
MD5

49cc389af9087bacf57bd36e5925eef7
SHA1

5ae6cba7ca7380aba52c9fcb55656824171953fc
SHA256

e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290
SHA512

e4954985fddc550c43e38721096e1190419cfd2ba97a9936afb1befa982177650f2b2358361a291758a50f5d2af8a26726192c2ec86ad6ae641e190d7500f6f5
SSDEEP

1536:V3cpyORJLuB4P4AJJv4Romu/3LaNHRIdw6:V3c1fP4AJJv45wcej

Score

10^/10

evasion

Malware Config

Signatures

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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.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-1-5-21-929662420-1054238289-2961194603-1000\Control Panel\International\Geo\Nation	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe

Loads dropped DLL 1 IoCs

pid	Process
1500	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe

Drops desktop.ini file(s) 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\ie15\Internat Explorer\Desktop.ini	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\ie15\Internat Explorer\Desktop.ini	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
File created	C:\Program Files (x86)\Microsoft\ie15\Internat Explorer\target.lnk	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
File opened for modification	C:\Program Files (x86)\Microsoft\ie15\Internat Explorer	attrib.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 class 9 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ogcfile\DefaultIcon\ = "%1"	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ogcfile\shell\open\command	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ogcfile	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ogcfile\shell	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ogcfile\shell\open	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\ogcfile\shell\open\command\ = "explorer \"C:\\Program Files (x86)\\Microsoft\\ie%S5\\%2Internat Explorer\""	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.ogc	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.ogc\ = "ogcfile"	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\ogcfile\DefaultIcon	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1500 wrote to memory of 3636	1500	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe	82
PID 1500 wrote to memory of 3636	1500	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe	82
PID 1500 wrote to memory of 3636	1500	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe	82
PID 1500 wrote to memory of 4504	1500	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe	85
PID 1500 wrote to memory of 4504	1500	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe	85
PID 1500 wrote to memory of 4504	1500	e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe	85

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

pid	Process
3636	attrib.exe

C:\Users\Admin\AppData\Local\Temp\e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe
"C:\Users\Admin\AppData\Local\Temp\e94a5d7ea9cb6f09b86104d343e6e493c2b09a2c8c0662f77202b0917b991290.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Checks computer location settings
- Loads dropped DLL
- Drops desktop.ini file(s)
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1500
- C:\Windows\SysWOW64\attrib.exe
  "C:\Windows\System32\attrib.exe" "C:\Program Files (x86)\Microsoft\ie15\Internat Explorer" +s
  2⤵
  - Drops file in Program Files directory
  - Views/modifies file attributes
  PID:3636
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp.bat" "
  2⤵
  PID:4504

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

2

T1158

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\nscC2E9.tmp\System.dll

Filesize
11KB

MD5
00a0194c20ee912257df53bfe258ee4a

SHA1
d7b4e319bc5119024690dc8230b9cc919b1b86b2

SHA256
dc4da2ccadb11099076926b02764b2b44ad8f97cd32337421a4cc21a3f5448f3

SHA512
3b38a2c17996c3b77ebf7b858a6c37415615e756792132878d8eddbd13cb06710b7da0e8b58104768f8e475fc93e8b44b3b1ab6f70ddf52edee111aaf5ef5667

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp.bat

Filesize
250B

MD5
0c2c6f300c154c4bbe6e8550bd7cbcd0

SHA1
9a8cbb05d120bf23d7aeae3a249a3de85eb29185

SHA256
e4ed0e0c37287d9e0bb93be3a84852d233986bbd5dca6db42030cd5c49c219f8

SHA512
35ce888a12a86507673e767f320c92a6b00954f3c3a89eb794562a9fe56656a0db93af5a03c28df34a8f11082aa6af5920abe3300cdc9655bf43f74cacc022b4

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads