d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815

Analysis

max time kernel
135s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 18:35

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General

Target

d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe
Size

559KB
MD5

28ad28b93b97280d23731b4865ae304e
SHA1

de55f8cf883073d76f74a0e17ce3c2fb1a39b8aa
SHA256

d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815
SHA512

c19bf561da2ed8f2d02b77396c3165ac1b5b5ebc24cca59bf6dab564caa70b54acf6bf9019497329757198fcb975a96b069f35497968b5707037bfa716e23493
SSDEEP

12288:RPwMDD10JLlX4plVF664qrsXvVNgTob5itLXvo9jyISJd1/dnee2f:1t909K/VF4qrW7CFXvoxbWz/Jee2f

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

DownloadManager.exe

pid process

1284 DownloadManager.exe

pid	process
1284	DownloadManager.exe

Loads dropped DLL 6 IoCs

Processes:

d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe

pid	process
4396	d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe
4396	d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe
4396	d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe
4396	d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe
4396	d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe
4396	d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.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 FindShellTrayWindow 1 IoCs

Processes:

DownloadManager.exe

pid process

1284 DownloadManager.exe
Suspicious use of SendNotifyMessage 1 IoCs

Processes:

DownloadManager.exe

pid process

1284 DownloadManager.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

DownloadManager.exe

pid process

1284 DownloadManager.exe
1284 DownloadManager.exe

pid	process
1284	DownloadManager.exe

pid	process
1284	DownloadManager.exe

pid	process
1284	DownloadManager.exe
1284	DownloadManager.exe

Suspicious use of WriteProcessMemory 2 IoCs

Processes:

d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe

description	pid	process	target process
PID 4396 wrote to memory of 1284	4396	d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe	DownloadManager.exe
PID 4396 wrote to memory of 1284	4396	d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe	DownloadManager.exe

C:\Users\Admin\AppData\Local\Temp\d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe
"C:\Users\Admin\AppData\Local\Temp\d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4396

C:\Users\Admin\AppData\Local\Temp\DM_ccOfTAviKZ\DownloadManager.exe
DownloadManager.exe "C:\Users\Admin\AppData\Local\Temp\d0fd3f529e1ed31a79a45cfbcf0541ff66dcc3fa83fedc776c6cbe0d5c506815.exe"
2⤵
- Executes dropped EXE
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1284

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\DM_ccOfTAviKZ\ApplicationDebug.log
Filesize
114B

MD5
c085d5451020159ec84ad5063d0faff7

SHA1
c32a9b21952ec1a2cb5dfffc8a6ddb0f5070692a

SHA256
5e82a976a9e3a193b2366954d94b8e919ab4d75b1573295684664a9e5d85f80d

SHA512
6deb0d3ca9c7368dfff5ac08da8d700debeda9c16f1d48175e3bf3e909c7db50d4a64b8373d81732901119ebaecb1684b0ab22ed1b0047a2b6241e0fbadf08eb

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM_ccOfTAviKZ\DownloadManager.exe
Filesize
858KB

MD5
af74f136d1706a7323107308294cce54

SHA1
30981d867bbb480ba134b1eec34a499466e480e3

SHA256
253edd4e0cc12adc3843da90a157521821c89aa031c9de570a18c027ebb6c218

SHA512
1c49e192b93ff58acad1ee0e39c96fbea361bc2f2253f335f2372ed8fbabbb2da32f312bc4024a582ced5bc10d8c2fb418cc2cf8e3d5afc3940337fb5631ef1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\DM_ccOfTAviKZ\DownloadManager.exe
Filesize
858KB

MD5
af74f136d1706a7323107308294cce54

SHA1
30981d867bbb480ba134b1eec34a499466e480e3

SHA256
253edd4e0cc12adc3843da90a157521821c89aa031c9de570a18c027ebb6c218

SHA512
1c49e192b93ff58acad1ee0e39c96fbea361bc2f2253f335f2372ed8fbabbb2da32f312bc4024a582ced5bc10d8c2fb418cc2cf8e3d5afc3940337fb5631ef1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsuECC7.tmp\System.dll
Filesize
11KB

MD5
a436db0c473a087eb61ff5c53c34ba27

SHA1
65ea67e424e75f5065132b539c8b2eda88aa0506

SHA256
75ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49

SHA512
908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsuECC7.tmp\System.dll
Filesize
11KB

MD5
a436db0c473a087eb61ff5c53c34ba27

SHA1
65ea67e424e75f5065132b539c8b2eda88aa0506

SHA256
75ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49

SHA512
908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsuECC7.tmp\System.dll
Filesize
11KB

MD5
a436db0c473a087eb61ff5c53c34ba27

SHA1
65ea67e424e75f5065132b539c8b2eda88aa0506

SHA256
75ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49

SHA512
908f46a855480af6eacb2fb64de0e60b1e04bbb10b23992e2cf38a4cbebdcd7d3928c4c022d7ad9f7479265a8f426b93eef580afec95570e654c360d62f5e08d

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsuECC7.tmp\UserInfo.dll
Filesize
4KB

MD5
031ec9b12afb1fafc9fc397f3b90f29c

SHA1
de26ddfe3ef452f8205bfbd5520a8eff6328619f

SHA256
2dc320488b636b9dce9581a95e5a833a07500622c1a64fc05023ba6482d2a6e1

SHA512
cbebded4e3a87234899e2b67121f898c9060671d25088b7de29bbcbda90a5410dd3afd110417caa6c46ba656e1a863da39127e15c2122fedaa5054f4d43b90a6

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsuECC7.tmp\inetc.dll
Filesize
21KB

MD5
d7a3fa6a6c738b4a3c40d5602af20b08

SHA1
34fc75d97f640609cb6cadb001da2cb2c0b3538a

SHA256
67eff17c53a78c8ec9a28f392b9bb93df3e74f96f6ecd87a333a482c36546b3e

SHA512
75cf123448567806be5f852ebf70f398da881e89994b82442a1f4bc6799894e799f979f5ab1cc9ba12617e48620e6c34f71e23259da498da37354e5fd3c0f934

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsuECC7.tmp\pwgen.dll
Filesize
16KB

MD5
a555472395178ac8c733d90928e05017

SHA1
f44b192d66473f01a6540aaec4b6c9ac4c611d35

SHA256
82ae08fced4a1f9a7df123634da5f4cb12af4593a006bef421a54739a2cbd44e

SHA512
e6d87b030c45c655d93b2e76d7437ad900df5da2475dd2e6e28b6c872040491e80f540b00b6091d16bc8410bd58a1e82c62ee1b17193ef8500a153d4474bb80a

Download Submit
memory/1284-139-0x0000000000000000-mapping.dmp

Download
memory/1284-143-0x0000000000DAA000-0x0000000000DAF000-memory.dmp

Filesize
20KB

Download
memory/1284-144-0x0000000000DAA000-0x0000000000DAF000-memory.dmp

Filesize
20KB

Download
memory/1284-145-0x0000000000DAA000-0x0000000000DAF000-memory.dmp

Filesize
20KB

Download
memory/1284-142-0x00007FFB843C0000-0x00007FFB84DF6000-memory.dmp

Filesize
10.2MB

Download