0e3e47697539f1773fb53114ab53229c0304d86ed35aec05e5f5bfdf3bd35f9a

Analysis

Target

acrord32.dll
Size

972KB
MD5

e0977e26e7b850e20fd94fefc79af65f
SHA1

4a3749c33d235715a84ec4964e1d69d758645a82
SHA256

eef56bfc68959c6eaa66ab6abcaaf8fb54aa5b5a7da0866d97a1effeae0952b8
SHA512

5cc59cf2fe32f325861bdc593ceb71fe7bf348c3a4726418cda1b6a61b2c2da8cf734525f67df7d497592810f38184d8040c3bd62605885f3c140fce254e27ec

Score

8^/10

Blocklisted process makes network request 4 IoCs

Processes:

rundll32.exe

flow pid process

3 1672 rundll32.exe
4 1672 rundll32.exe
6 1672 rundll32.exe
7 1672 rundll32.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: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2000 AcroRd32.exe
Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

AcroRd32.exe

pid process

2000 AcroRd32.exe
2000 AcroRd32.exe
2000 AcroRd32.exe
2000 AcroRd32.exe

pid	process
2000	AcroRd32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2036 wrote to memory of 1672	2036	rundll32.exe	rundll32.exe
PID 2036 wrote to memory of 1672	2036	rundll32.exe	rundll32.exe
PID 2036 wrote to memory of 1672	2036	rundll32.exe	rundll32.exe
PID 2036 wrote to memory of 1672	2036	rundll32.exe	rundll32.exe
PID 2036 wrote to memory of 1672	2036	rundll32.exe	rundll32.exe
PID 2036 wrote to memory of 1672	2036	rundll32.exe	rundll32.exe
PID 2036 wrote to memory of 1672	2036	rundll32.exe	rundll32.exe
PID 1672 wrote to memory of 2000	1672	rundll32.exe	AcroRd32.exe
PID 1672 wrote to memory of 2000	1672	rundll32.exe	AcroRd32.exe
PID 1672 wrote to memory of 2000	1672	rundll32.exe	AcroRd32.exe
PID 1672 wrote to memory of 2000	1672	rundll32.exe	AcroRd32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\acrord32.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2036

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

C:\Users\Admin\AppData\Local\Temp\Report of the Secretary-General on Peacebuilding and Sustaining Peace (advance version).pdf
Filesize
936KB

MD5
bc5f2edf0f23957e0fbbcd845c744eb2

SHA1
b0c167333780626ca8bd6b3b2a9fc54f20a59f34

SHA256
54b491541376bda85ffb02b9bb40b9b5adba644f08b630fc1b47392625e1e60a

SHA512
84f8c65a02dfd9db2286df405d711595e62ba114c8f911b30561b90818d579879542c4af09950ca8b8c2a9f82186e1cecc25933c17fef7c41e0fbf158d5ee102

Download Submit
memory/1672-54-0x0000000000000000-mapping.dmp

Download
memory/1672-55-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

Download
memory/2000-56-0x0000000000000000-mapping.dmp

Download