50ec1d29ec758751f846d301e32b9ed5c29a3e9ef96419c130d8b62a7d3afbd8

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
13/02/2024, 23:43

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General

Target

FlashImage-v1.0.0.11/hb-FlashImage-tem.exe
Size

844KB
MD5

627469f119c31bbbc3224d0de94b5877
SHA1

e1318b1feb38a1d86ce3dbb0be38d367ad90accc
SHA256

b9619f7005a403b226d7d34cc213cbd43e9f062121da8aee69432e1be1e649ac
SHA512

f1973231caf6afc84985fac77e5b95cab24bb0532366ebcfb6e440c2573ef602ceabab77828796902d545650d0ec7341e0a292180c8c9b0c09b7c047567fa6b9
SSDEEP

24576:V/U+oGrLVUjfAL/XnGxyo+cFwDy1V4579LQY:FhoAZ8SNc+6Vc7SY

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2612	hb-FlashImage-tem.tmp

Loads dropped DLL 3 IoCs

pid	Process
1940	hb-FlashImage-tem.exe
2612	hb-FlashImage-tem.tmp
2612	hb-FlashImage-tem.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
2612	hb-FlashImage-tem.tmp

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 2612	1940	hb-FlashImage-tem.exe	28
PID 1940 wrote to memory of 2612	1940	hb-FlashImage-tem.exe	28
PID 1940 wrote to memory of 2612	1940	hb-FlashImage-tem.exe	28
PID 1940 wrote to memory of 2612	1940	hb-FlashImage-tem.exe	28

C:\Users\Admin\AppData\Local\Temp\FlashImage-v1.0.0.11\hb-FlashImage-tem.exe
"C:\Users\Admin\AppData\Local\Temp\FlashImage-v1.0.0.11\hb-FlashImage-tem.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Users\Admin\AppData\Local\Temp\is-8PEIG.tmp\hb-FlashImage-tem.tmp
  "C:\Users\Admin\AppData\Local\Temp\is-8PEIG.tmp\hb-FlashImage-tem.tmp" /SL5="$70122,598237,51712,C:\Users\Admin\AppData\Local\Temp\FlashImage-v1.0.0.11\hb-FlashImage-tem.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: GetForegroundWindowSpam
  PID:2612

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

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Downloads

\Users\Admin\AppData\Local\Temp\is-7R82A.tmp\_isetup\_shfoldr.dll

Filesize
22KB

MD5
92dc6ef532fbb4a5c3201469a5b5eb63

SHA1
3e89ff837147c16b4e41c30d6c796374e0b8e62c

SHA256
9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87

SHA512
9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3

Download Submit
\Users\Admin\AppData\Local\Temp\is-8PEIG.tmp\hb-FlashImage-tem.tmp

Filesize
673KB

MD5
2b2f1e72a322048bc65dbc8a13e04aa5

SHA1
96a4491a0f69d57fa40beea88e8b12f93055e10d

SHA256
ef0b00da3537f49296f4f9572fa308b87966ae6e02a62654b3c1391657c27351

SHA512
d802d308022e89bb2855ba80089f1cc2eada6b5f9dccb5473cb09a6f72611fdb9fe323ed9d0061fb7784fb2edc3d523a500e2814431426b40f286630ffa94445

Download Submit
memory/1940-1-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1940-17-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2612-8-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download
memory/2612-18-0x0000000000400000-0x00000000004B8000-memory.dmp

Filesize
736KB

Download
memory/2612-21-0x0000000000230000-0x0000000000231000-memory.dmp

Filesize
4KB

Download