73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
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 03:25

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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
2844	b2e.exe
2508	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2508	cpuminer-sse2.exe
2508	cpuminer-sse2.exe
2508	cpuminer-sse2.exe
2508	cpuminer-sse2.exe
2508	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3224-8-0x0000000000400000-0x000000000393A000-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 3224 wrote to memory of 2844	3224	batexe.exe	88
PID 3224 wrote to memory of 2844	3224	batexe.exe	88
PID 3224 wrote to memory of 2844	3224	batexe.exe	88
PID 2844 wrote to memory of 3928	2844	b2e.exe	89
PID 2844 wrote to memory of 3928	2844	b2e.exe	89
PID 2844 wrote to memory of 3928	2844	b2e.exe	89
PID 3928 wrote to memory of 2508	3928	cmd.exe	92
PID 3928 wrote to memory of 2508	3928	cmd.exe	92

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:3224
- C:\Users\Admin\AppData\Local\Temp\5E5C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\5E5C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\5E5C.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:2844
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\61B7.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3928
  - - 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:2508

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\5E5C.tmp\b2e.exe

Filesize
24.8MB

MD5
52d606fbcfc288d4a08acfab53399ee9

SHA1
8d7729c50ea746ba0e462c8d91d63036b4c628f6

SHA256
ff64a2ad359cd48980105b4f65b9f50db5f7bc3c6741c4f52a14e638fb69301d

SHA512
3ebb4366eeb4c435456810091564fee3814299823b064178af536cae98de75465defabb684b41ad10d6a1f4c6dd88806da06e09387bca9e67c9b4986443fec8e

Download Submit
C:\Users\Admin\AppData\Local\Temp\5E5C.tmp\b2e.exe

Filesize
13.2MB

MD5
9bde5b4212cd70173f3b1fedef6dff0a

SHA1
25dfffc276821410564a1e6feb86704cc05e9810

SHA256
0feff60e64135a340ec20ec5c61c35533bc9852fa43a3abfc8d2617cb9118752

SHA512
360a8b5477971e725cfc3334a5ce14392fd8840725dd2032edb2c34baa42079ccba24f9961648199c1358cd319ce04edad55f853eef45da66774e4e8db755a1e

Download Submit
C:\Users\Admin\AppData\Local\Temp\5E5C.tmp\b2e.exe

Filesize
11.4MB

MD5
df948b511ba9913e753877c8c902bb29

SHA1
464ff6e19ed220bad6c8d35e0ad1fda7e6f34794

SHA256
6aeaafa09d0e1aa666c5399e924c0352042f95a1ba332112dce221c4e9bc6421

SHA512
edb8a0dd9da8fe2d8698901619976c3f78780dfaac5fe44fac1b6db1eb2882bf400f6e0eb9601925e11c42756e5202a45ad21583d616262f1ad11b89ba3ad261

Download Submit
C:\Users\Admin\AppData\Local\Temp\61B7.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
11.3MB

MD5
837c3376a4badabcf46f095a37688bdf

SHA1
f2a87c2518a7bc443be8c20dc496c2e1055136fa

SHA256
607f4d6731f22709566b6149083d0df387d563191b8effa5032b0b430b5925ba

SHA512
8d602f080582a1db2224e9801c09c9dbdd6b630936b18071e437d4626b86be8d91c0a8a28d7527646b328f225215cb8d095f3c3ab3c8bd7218b218c9afc87fe7

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

Filesize
9.3MB

MD5
170713ec5028939a084d0bafc339b3ea

SHA1
deef02d338b8095d77c2bd5523b23e38876ab640

SHA256
c4f34c2e425b719d1dc3b7fcd9808554deb98a7405827ffdf75ad1102de47c1c

SHA512
191911565a989bbbec464493f5c4087872bdd707b30401aa6eea785a43f002d091c09c76e20035afbee878499b591d3e9458cf8bffcc7e363d6e2255b4cd4469

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

Filesize
8.1MB

MD5
f36515970c5f245de1885af769089b3a

SHA1
073cc544c9c860387d3a7a5a2a12fdf76c8f6ea7

SHA256
779c08b21dc594cf7adfe7003accbd0dc9db8066f1546aad3d82e53e5b32b922

SHA512
535cb62d0a5c7d4e12ccfaac67ef587e5376dc19ff441778429b3ba2f040ae1518b1578f9738b829d6cbffc60e445951219b083236aca569e6ec9df736ffad41

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2508-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2508-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2508-45-0x000000005EB80000-0x000000005EC18000-memory.dmp

Filesize
608KB

Download
memory/2508-47-0x0000000001140000-0x00000000029F5000-memory.dmp

Filesize
24.7MB

Download
memory/2508-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-69-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-84-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2508-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2844-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2844-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3224-8-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download