e79b0c62fe4f962385f240e1d9164b3fc4be263cdfc23b3e035b673c04689695

Analysis

max time kernel
92s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2022, 23:26

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General

Target

e79b0c62fe4f962385f240e1d9164b3fc4be263cdfc23b3e035b673c04689695.exe
Size

19KB
MD5

7960a3e1e57c3330954e7b4a584cb980
SHA1

eff6d3f5ff2ef1283afc31d09eee298a0909b30a
SHA256

e79b0c62fe4f962385f240e1d9164b3fc4be263cdfc23b3e035b673c04689695
SHA512

c31eef95e9ea6218b5b662f9bcbe6fe3abfbf63de03be1b0827005ae0ec40dbda802a0b45a3092cd15a7f2caa1e52142aaaa99a6d69d8f73d595af2b17dcc0c9
SSDEEP

192:cjdlB2ZAAfyBnKhMS+K+JYw7U3AdhfUd6ORlomDNwKSQjqPL+1C8MxxPeZrd9j:cIZAvJmRPDN/jSyC8MxVsj

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1084	comhost.exe

Checks computer location settings 2 TTPs 2 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-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	e79b0c62fe4f962385f240e1d9164b3fc4be263cdfc23b3e035b673c04689695.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	comhost.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5020 wrote to memory of 1084	5020	e79b0c62fe4f962385f240e1d9164b3fc4be263cdfc23b3e035b673c04689695.exe	81
PID 5020 wrote to memory of 1084	5020	e79b0c62fe4f962385f240e1d9164b3fc4be263cdfc23b3e035b673c04689695.exe	81
PID 5020 wrote to memory of 1084	5020	e79b0c62fe4f962385f240e1d9164b3fc4be263cdfc23b3e035b673c04689695.exe	81

C:\Users\Admin\AppData\Local\Temp\e79b0c62fe4f962385f240e1d9164b3fc4be263cdfc23b3e035b673c04689695.exe
"C:\Users\Admin\AppData\Local\Temp\e79b0c62fe4f962385f240e1d9164b3fc4be263cdfc23b3e035b673c04689695.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:5020
- C:\Users\Admin\AppData\Local\Temp\comhost.exe
  "C:\Users\Admin\AppData\Local\Temp\comhost.exe"
  2⤵
  - Executes dropped EXE
  - Checks computer location settings
  PID:1084

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\comhost.exe

Filesize
19KB

MD5
7853656ad4f560a8e1e7c5c4a2ed2f15

SHA1
0db6ffbb090f552babc4020059e68d94f9b20877

SHA256
55a33ec5deae7f54d57625134225b0f5414c6925898e9b35533b51307f959384

SHA512
634167520055ff0f9584beccee3c1a1cf223fdb2d0869e151407b54242e57bedad6dddb2c0c5104de615171bd09649a5a55c6241b29e541bc6c8377201af74a0

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C:\Users\Admin\AppData\Local\Temp\comhost.exe

Filesize
19KB

MD5
7853656ad4f560a8e1e7c5c4a2ed2f15

SHA1
0db6ffbb090f552babc4020059e68d94f9b20877

SHA256
55a33ec5deae7f54d57625134225b0f5414c6925898e9b35533b51307f959384

SHA512
634167520055ff0f9584beccee3c1a1cf223fdb2d0869e151407b54242e57bedad6dddb2c0c5104de615171bd09649a5a55c6241b29e541bc6c8377201af74a0

Download Submit