de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e

Analysis

max time kernel
47s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
30/10/2022, 13:57

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General

Target

de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe
Size

91KB
MD5

92a05b6ee825bf18fcc78a65f5feab20
SHA1

637552929df2f3ebea3eba6acd5899d6cb7e2b6c
SHA256

de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e
SHA512

d443829bc6fab9257bb61a45bbbaecd34df959c32bdfda09c217647f36fcec43e89ab02132a0e47884423c1504cda54f296e80e1450cd52a88a2ee171565857a
SSDEEP

1536:ipgpHzb9dZVX9fHMvG0D3XJ8cCukLIfxAOcVf22Ifbml:ggXdZt9P6D3XJ8cCuyQ9Rfil

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1544	setup.exe

Loads dropped DLL 5 IoCs

pid	Process
1380	de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe
1380	de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe
1380	de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe
1380	de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe
1116	Process not Found

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 4 IoCs

description	pid	Process	procid_target
PID 1380 wrote to memory of 1544	1380	de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe	27
PID 1380 wrote to memory of 1544	1380	de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe	27
PID 1380 wrote to memory of 1544	1380	de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe	27
PID 1380 wrote to memory of 1544	1380	de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe	27

C:\Users\Admin\AppData\Local\Temp\de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe
"C:\Users\Admin\AppData\Local\Temp\de7612f9d559712ddfd10cb2dca230ce2426e501e4fec5e5fe579ac8842a791e.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1380
- C:\Users\Admin\AppData\Local\Temp\nso172B.tmp\setup.exe
  C:\Users\Admin\AppData\Local\Temp\nso172B.tmp\setup.exe
  2⤵
  - Executes dropped EXE
  PID:1544

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\nso172B.tmp\setup.exe

Filesize
18KB

MD5
23a6deec2de1c021b1534b39a53f69fb

SHA1
f2fe265e76d3eba8ab6a2de16f1d99efefea1900

SHA256
963a9f5e1a79101880b72ebc7c5c6593691c5e721d109086b554f16d28b8e43f

SHA512
287275052665400249c03f1414219848605485bbb913adc61f4343a07bc3800ee84b2fa5eb34d37be1d0cae38ee13d368ef06c212597425fdabddee5c6cb06b2

Download Submit
\Users\Admin\AppData\Local\Temp\nso172B.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
\Users\Admin\AppData\Local\Temp\nso172B.tmp\NSISdl.dll

Filesize
14KB

MD5
a5f8399a743ab7f9c88c645c35b1ebb5

SHA1
168f3c158913b0367bf79fa413357fbe97018191

SHA256
dacc88a12d3ba438fdae3535dc7a5a1d389bce13adc993706424874a782e51c9

SHA512
824e567f5211bf09c7912537c7836d761b0934207612808e9a191f980375c6a97383dbc6b4a7121c6b5f508cbfd7542a781d6b6b196ca24841f73892eec5e977

Download Submit
\Users\Admin\AppData\Local\Temp\nso172B.tmp\System.dll

Filesize
11KB

MD5
c17103ae9072a06da581dec998343fc1

SHA1
b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

SHA256
dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

SHA512
d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

Download Submit
\Users\Admin\AppData\Local\Temp\nso172B.tmp\setup.exe

Filesize
18KB

MD5
23a6deec2de1c021b1534b39a53f69fb

SHA1
f2fe265e76d3eba8ab6a2de16f1d99efefea1900

SHA256
963a9f5e1a79101880b72ebc7c5c6593691c5e721d109086b554f16d28b8e43f

SHA512
287275052665400249c03f1414219848605485bbb913adc61f4343a07bc3800ee84b2fa5eb34d37be1d0cae38ee13d368ef06c212597425fdabddee5c6cb06b2

Download Submit
\Users\Admin\AppData\Local\Temp\nso172B.tmp\setup.exe

Filesize
18KB

MD5
23a6deec2de1c021b1534b39a53f69fb

SHA1
f2fe265e76d3eba8ab6a2de16f1d99efefea1900

SHA256
963a9f5e1a79101880b72ebc7c5c6593691c5e721d109086b554f16d28b8e43f

SHA512
287275052665400249c03f1414219848605485bbb913adc61f4343a07bc3800ee84b2fa5eb34d37be1d0cae38ee13d368ef06c212597425fdabddee5c6cb06b2

Download Submit
memory/1380-54-0x00000000757A1000-0x00000000757A3000-memory.dmp

Filesize
8KB

Download