b85fcdf5726ba75b66f4a59b31db61a2e8c75a9c3752ad467f3d3fdcf078ae90

Analysis

max time kernel
141s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
19/01/2024, 20:34

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

689439339d98dce51d85169955eb44b0.exe
Size

6.7MB
MD5

689439339d98dce51d85169955eb44b0
SHA1

2efdb12a112b29a374a765b578f7e0bf6ca6ad66
SHA256

b85fcdf5726ba75b66f4a59b31db61a2e8c75a9c3752ad467f3d3fdcf078ae90
SHA512

b298e48d50a88723d4db35731a812a17f7041469271f3d2f50c97b8f6fce6335b7b877166a1b5ae7cc02c40b0402a63d0184043d351912bca5b1e8de51d76c4d
SSDEEP

98304:F0MWgdriC3xtWAkMyfztlhNrYpFRTlDM2Rm0VT3FtBQP/Qonexpj:azqjyMch8vlDuoVtKPI9B

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1912	is-BID21.tmp

Loads dropped DLL 3 IoCs

pid	Process
2112	689439339d98dce51d85169955eb44b0.exe
1912	is-BID21.tmp
1912	is-BID21.tmp

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1912	is-BID21.tmp

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2112 wrote to memory of 1912	2112	689439339d98dce51d85169955eb44b0.exe	28
PID 2112 wrote to memory of 1912	2112	689439339d98dce51d85169955eb44b0.exe	28
PID 2112 wrote to memory of 1912	2112	689439339d98dce51d85169955eb44b0.exe	28
PID 2112 wrote to memory of 1912	2112	689439339d98dce51d85169955eb44b0.exe	28
PID 2112 wrote to memory of 1912	2112	689439339d98dce51d85169955eb44b0.exe	28
PID 2112 wrote to memory of 1912	2112	689439339d98dce51d85169955eb44b0.exe	28
PID 2112 wrote to memory of 1912	2112	689439339d98dce51d85169955eb44b0.exe	28

C:\Users\Admin\AppData\Local\Temp\689439339d98dce51d85169955eb44b0.exe
"C:\Users\Admin\AppData\Local\Temp\689439339d98dce51d85169955eb44b0.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2112
- C:\Users\Admin\AppData\Local\Temp\is-DS0M7.tmp\is-BID21.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-DS0M7.tmp\is-BID21.tmp" /SL4 $70122 C:\Users\Admin\AppData\Local\Temp\689439339d98dce51d85169955eb44b0.exe 6811626 51200
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1912

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

Loading Replay Monitor...

Downloads

\Users\Admin\AppData\Local\Temp\is-DS0M7.tmp\is-BID21.tmp

Filesize
610KB

MD5
365e4b9988123eef3955a4fb28a9be93

SHA1
f2eacd886960eca81ba4c1e1e82f9e70711c296d

SHA256
cc85b7b90d427ca6f3b4c25593368bce1337eb475207aeed1ae2f9721b2370f9

SHA512
07f90c47216af13b0c059a08e226e3cf3de452f562fb40778195ce82344f6d2e17adc2a3456f618e508fcf1add5348685171ee7c0ec3fefdff327633e63b2991

Download Submit
\Users\Admin\AppData\Local\Temp\is-U02IA.tmp\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
memory/1912-15-0x0000000000400000-0x00000000004A7000-memory.dmp

Filesize
668KB

Download
memory/2112-1-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2112-14-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download