21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41

Analysis

max time kernel
189s
max time network
196s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
27-11-2022 16:38

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General

Target

21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
Size

284KB
MD5

e9f606b91b40aa7cfd2714e06515d50c
SHA1

8f547dc6f44ac4652d8a8e819931fd73856ae674
SHA256

21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41
SHA512

5044710eca60fd71dd6a408b43975838b1f5e8839576cb01cf13a44fb6af7a14c5319e13b3b505644a7ad806a51a15fe79ba5c032b1dcb505c1fab08cd405ff0
SSDEEP

3072:2gXdZt9P6D3XJ+XcUnTFWoFjGYkOPOZFZ5KuWzsCi3ZhkP+YT6erSvy4rUhwRnl:2e34EMUTYoHkWkFZUuWzA3MWYT+vy4hl

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 13 IoCs

Processes:

21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe

pid	process
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.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:

msedge.exe

pid process

4468 msedge.exe
4468 msedge.exe

pid	process
4468	msedge.exe
4468	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exemsedge.exe

description	pid	process	target process
PID 4184 wrote to memory of 4324	4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe	msedge.exe
PID 4184 wrote to memory of 4324	4184	21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe	msedge.exe
PID 4324 wrote to memory of 4928	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 4928	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1180	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 4468	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 4468	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe
PID 4324 wrote to memory of 1212	4324	msedge.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe
"C:\Users\Admin\AppData\Local\Temp\21a1528a3f1c32e8590f0aad0e6fdd44360efb56c220277a8fb5983790628a41.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4184
- C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.zhendeshihuidaojiale.com/MjFhMTUyOGEzZjFjMzJlODU5MGYwYWFkMGU2ZmRkNDQzNjBlZmI1NmMyMjAyNzdhOGZiNTk4Mzc5MDYyOGE0MS5leGU=/40.html
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4324
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffc105546f8,0x7ffc10554708,0x7ffc10554718
    3⤵
    PID:4928
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2128,8134584178115839009,4905784499156194755,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2172 /prefetch:2
    3⤵
    PID:1180
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2128,8134584178115839009,4905784499156194755,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2284 /prefetch:3
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    PID:4468
- - C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2128,8134584178115839009,4905784499156194755,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2708 /prefetch:8
    3⤵
    PID:1212

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4828

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\Base64.dll

Filesize
4KB

MD5
f0e3845fefd227d7f1101850410ec849

SHA1
3067203fafd4237be0c186ddab7029dfcbdfb53e

SHA256
7c688940e73022bf526f07cc922a631a1b1db78a19439af6bafbff2a3b46d554

SHA512
584ae5a0d1c1639ba4e2187d0c8a0ac7e54c0be0a266029c4689d81c0c64a7f80e7d918da0df5c6344f9f7a114f30d8f2feda253b29e813bae086604731a3d8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\Base64.dll

Filesize
4KB

MD5
f0e3845fefd227d7f1101850410ec849

SHA1
3067203fafd4237be0c186ddab7029dfcbdfb53e

SHA256
7c688940e73022bf526f07cc922a631a1b1db78a19439af6bafbff2a3b46d554

SHA512
584ae5a0d1c1639ba4e2187d0c8a0ac7e54c0be0a266029c4689d81c0c64a7f80e7d918da0df5c6344f9f7a114f30d8f2feda253b29e813bae086604731a3d8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\Inetc.dll

Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\Inetc.dll

Filesize
20KB

MD5
50fdadda3e993688401f6f1108fabdb4

SHA1
04a9ae55d0fb726be49809582cea41d75bf22a9a

SHA256
6d6ddc0d2b7d59eb91be44939457858ced5eb23cf4aa93ef33bb600eb28de6f6

SHA512
e9628870feea8c3aaefe22a2af41cf34b1c1778c4a0e81d069f50553ce1a23f68a0ba74b296420b2be92425d4995a43e51c018c2e8197ec2ec39305e87c56be8

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsp2C22.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
\??\pipe\LOCAL\crashpad_4324_QAFXZJMJRDISYAWM

MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/1180-153-0x0000000000000000-mapping.dmp

Download
memory/1212-157-0x0000000000000000-mapping.dmp

Download
memory/4184-135-0x00000000007D1000-0x00000000007D4000-memory.dmp

Filesize
12KB

Download
memory/4184-143-0x0000000000531000-0x0000000000534000-memory.dmp

Filesize
12KB

Download
memory/4184-140-0x00000000007D1000-0x00000000007D4000-memory.dmp

Filesize
12KB

Download
memory/4324-147-0x0000000000000000-mapping.dmp

Download
memory/4468-154-0x0000000000000000-mapping.dmp

Download
memory/4928-151-0x0000000000000000-mapping.dmp

Download