dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88

Analysis

max time kernel
182s
max time network
204s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 21:13

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General

Target

dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe
Size

71KB
MD5

47fbde733cb95ed3259e8203efafdcc0
SHA1

8c065f4b57ead6cb98986fef39b0e52fa76dfab8
SHA256

dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88
SHA512

8b484e3b430ce6e7dabc65d59864c5a1dd3c49b9cfd3be3e349564f331b05af2caa4e1094b8c6c28315eb7361d360eb75ecbfc35bcbaf0b2a48efc6ba5e9b9ad
SSDEEP

1536:AJqTen/QJ97NoqKTKbmVDTaWKkX1HPn9RngXhCN1U0I/c6/a:A/n/QJ97NGaWvlHnn+h61tI/g

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1484-133-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/1484-134-0x0000000000400000-0x0000000000425000-memory.dmp	upx
behavioral2/memory/1484-136-0x0000000000400000-0x0000000000425000-memory.dmp	upx

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

Processes:

dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe

pid	process
1484	dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe
1484	dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe

description	pid	process	target process
PID 1484 wrote to memory of 2196	1484	dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe	cmd.exe
PID 1484 wrote to memory of 2196	1484	dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe	cmd.exe
PID 1484 wrote to memory of 2196	1484	dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe
"C:\Users\Admin\AppData\Local\Temp\dc9053bc2fc55b3d30426adb06502925a0e145cd878707fcb1a74dfb7f498d88.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1484

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\system32\cmd.exe" /q /c "C:\Users\Admin\AppData\Local\Temp\Clj..bat" > nul 2> nul
2⤵
PID:2196

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\Clj..bat
Filesize
274B

MD5
8a2df004687610ff4cedbc99a8eeac4c

SHA1
554b6546b4532d4c03ae4a11ec1c6209c64e7c16

SHA256
d41c20900af92931c9b7595690925eeea03c4cf256e82c97cb21f30b8b7ffb85

SHA512
96de5ddd2631efa6a44d3a6c0bb952e4e822512b2f457c1e5388e450ba148f23fb9bc8ba4f5723a32aee3d803bd3aba0048370996f3176345472a28a2eedbac3

Download Submit
memory/1484-132-0x00000000005F0000-0x00000000005F4000-memory.dmp

Filesize
16KB

Download
memory/1484-133-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1484-134-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/1484-136-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2196-135-0x0000000000000000-mapping.dmp

Download