ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9

Analysis

max time kernel
43s
max time network
46s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
19-09-2022 18:53

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General

Target

ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe
Size

3.9MB
MD5

24bb767701005b2565517f239fce2b2c
SHA1

e1357de9c31f9d8d22230f756d9984f6157e20fd
SHA256

ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9
SHA512

b4f52eeecab7d7b56749332ef29ee4c0c11ea38045b3cf3c0b71721dd5a849471b3c4508cb0473f3871216df1021094a7a29492d754318d0f92dfe3e80b29a1e
SSDEEP

98304:edjJcet5nymTyIMYmLJS6nHP9yS4yw+KTRqMzpazfsrX4:imKnymTmYmLJPnHPASe9NqKpCmX4

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1172	is-BKGRO.tmp

Loads dropped DLL 3 IoCs

pid	Process
1900	ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe
1172	is-BKGRO.tmp
1172	is-BKGRO.tmp

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 7 IoCs

description	pid	Process	procid_target
PID 1900 wrote to memory of 1172	1900	ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe	27
PID 1900 wrote to memory of 1172	1900	ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe	27
PID 1900 wrote to memory of 1172	1900	ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe	27
PID 1900 wrote to memory of 1172	1900	ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe	27
PID 1900 wrote to memory of 1172	1900	ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe	27
PID 1900 wrote to memory of 1172	1900	ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe	27
PID 1900 wrote to memory of 1172	1900	ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe	27

C:\Users\Admin\AppData\Local\Temp\ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe
"C:\Users\Admin\AppData\Local\Temp\ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1900
- C:\Users\Admin\AppData\Local\Temp\is-53LGQ.tmp\is-BKGRO.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-53LGQ.tmp\is-BKGRO.tmp" /SL4 $70022 "C:\Users\Admin\AppData\Local\Temp\ca0d6f85bdabed3fa6c77bd39b0b457db689d01f0605d0ac37f172479e36bbb9.exe" 3810054 52224
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:1172

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\is-53LGQ.tmp\is-BKGRO.tmp

Filesize
643KB

MD5
036ef63e2f9b138a42d6adb54ec0cd1e

SHA1
353db5d438205a726a6d54beb62f9c62638f501d

SHA256
71b487f0523f213004766402b22bf86fa0ef9891e940d2a4cb12eba6627e7cc6

SHA512
31b8f6e76c8c4f5323f12384c41f6f2b04e58545c121da71e2a4da947a9c0aea9eb05df4f8199cc6dc89bc238577c4e2d5fb4b66e77e1130bc72b6c38f207cc9

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-53LGQ.tmp\is-BKGRO.tmp

Filesize
643KB

MD5
036ef63e2f9b138a42d6adb54ec0cd1e

SHA1
353db5d438205a726a6d54beb62f9c62638f501d

SHA256
71b487f0523f213004766402b22bf86fa0ef9891e940d2a4cb12eba6627e7cc6

SHA512
31b8f6e76c8c4f5323f12384c41f6f2b04e58545c121da71e2a4da947a9c0aea9eb05df4f8199cc6dc89bc238577c4e2d5fb4b66e77e1130bc72b6c38f207cc9

Download Submit
\Users\Admin\AppData\Local\Temp\is-53LGQ.tmp\is-BKGRO.tmp

Filesize
643KB

MD5
036ef63e2f9b138a42d6adb54ec0cd1e

SHA1
353db5d438205a726a6d54beb62f9c62638f501d

SHA256
71b487f0523f213004766402b22bf86fa0ef9891e940d2a4cb12eba6627e7cc6

SHA512
31b8f6e76c8c4f5323f12384c41f6f2b04e58545c121da71e2a4da947a9c0aea9eb05df4f8199cc6dc89bc238577c4e2d5fb4b66e77e1130bc72b6c38f207cc9

Download Submit
\Users\Admin\AppData\Local\Temp\is-BAL2D.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-BAL2D.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1172-58-0x0000000000000000-mapping.dmp

Download
memory/1900-54-0x0000000075A81000-0x0000000075A83000-memory.dmp

Filesize
8KB

Download
memory/1900-55-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/1900-64-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download