73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
298s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
22/02/2024, 06:56

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General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score

7^/10

upx

Malware Config

Signatures

Checks computer location settings 2 TTPs 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2132103209-3755304320-2959162027-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2132103209-3755304320-2959162027-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
3216	b2e.exe
2584	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2584	cpuminer-sse2.exe
2584	cpuminer-sse2.exe
2584	cpuminer-sse2.exe
2584	cpuminer-sse2.exe
2584	cpuminer-sse2.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2388-9-0x0000000000400000-0x000000000393A000-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 3216	2388	batexe.exe	87
PID 2388 wrote to memory of 3216	2388	batexe.exe	87
PID 2388 wrote to memory of 3216	2388	batexe.exe	87
PID 3216 wrote to memory of 4744	3216	b2e.exe	88
PID 3216 wrote to memory of 4744	3216	b2e.exe	88
PID 3216 wrote to memory of 4744	3216	b2e.exe	88
PID 4744 wrote to memory of 2584	4744	cmd.exe	91
PID 4744 wrote to memory of 2584	4744	cmd.exe	91

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2388
- C:\Users\Admin\AppData\Local\Temp\5FB4.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5FB4.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5FB4.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:3216
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\62E0.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4744
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:2584

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\5FB4.tmp\b2e.exe

Filesize
21.2MB

MD5
eb13d29131aa460802912eb187f0154c

SHA1
606c0bd561b16dbc0d6eb0f5268d641bba82bbc7

SHA256
0b86484343519f944f8e6f90c785d20f8500057094db546af54a4c61f757504b

SHA512
ab1e94682d6ccf4006407e93ae0fb15708c7e62ff3b3b6d310128f84437b3d25d55e17f1713b77b949dddd379f9012b5e014061bb05b2fd78a28f0508f698597

Download Submit
C:\Users\Admin\AppData\Local\Temp\5FB4.tmp\b2e.exe

Filesize
15.6MB

MD5
c193d32eeb125de9223bf9bc0d10e49c

SHA1
1bae439da6d8fbc05f9a80d636d0c54ca7099669

SHA256
46aceeb0b31e79f1ca5a5f4761482b281c95a510ff903bf8a88b5326232bf6ea

SHA512
291f40e7fda84d58f9b14378109133070b6671aae16304674a92efc902c6c71bf42f8de43e26aeb79115cb36350581706b2530f173a472fe54a64e60bc1a1017

Download Submit
C:\Users\Admin\AppData\Local\Temp\5FB4.tmp\b2e.exe

Filesize
8.1MB

MD5
0074ed732dd43fb06aacde6b570db0f2

SHA1
54ba96d0307d98c8f2ebdd1dc6dcc82060cc89ec

SHA256
527d16c30d1cfd8d9292982d67be8cfdf8f4421bd0d5f0ac2b82668648d91a67

SHA512
5caa64cd68509e69356a987b996f06ca3228ced3e946c048a88aff2270c826ccb88b153a96a0c1b323e3facda5df387274435a259312ab2ae9a96152ad873630

Download Submit
C:\Users\Admin\AppData\Local\Temp\62E0.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

Download Submit
C:\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
10.0MB

MD5
c78051e9ade0bd2ef2f19e2625f74557

SHA1
d304611a32ee5cd419a9b482dee03f376d4a1aef

SHA256
97a70f8ac0e03cb40954bc4c87f7ca7f22c9dcc78ea2c3ab97b4420cbfd27d54

SHA512
af0b1e7e3c7f49d9d51c8c0046b16ef27d10afec1f44cd5a3339ad2ffd2af16dbb58fba800d3e74a173ed5547716738ffbe11d4196b84191ec688d6943b68682

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
9.8MB

MD5
114e070f5c7da7a86e2a74a26bf424e6

SHA1
5e066044e467c15cc860d73ba91fdf4d3dbc3bb2

SHA256
7864ffdcfc2e84b3318859c938534abdbd809401074958febc76847ba6898297

SHA512
9885341d32bc6e4ea39e6adb9e57042559fad11f9d05a8328cb02ee5dc8835fe837558abb8f3d09a270eb4a9fed64079b1ab68ce7a744e8ab95f0f5be5607744

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
8.2MB

MD5
a70d073fc9b70e828a72c2852af99c26

SHA1
214a6107209a933a37d14ab1b6afdad45fca095b

SHA256
32244c85d90d0f33ffa78903cefd5a90720cc6ccbadd190ce7963b5146889a99

SHA512
64f1f8af5755c94725704f5a9c9a7c3ab1615e067cad668fbd4d3ccff2cd46cfd88027122b21445c28e5d80cdce964bdece8e4712cb9f29535f5cbb01f74c2ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2388-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2584-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2584-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-46-0x0000000060AE0000-0x0000000060B78000-memory.dmp

Filesize
608KB

Download
memory/2584-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2584-47-0x0000000001070000-0x0000000002925000-memory.dmp

Filesize
24.7MB

Download
memory/2584-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2584-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3216-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3216-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download