a88b53bcd90870eccd0429e4232ce4b4eb11745117248397fa4d40a8d85d0e8e

Analysis

max time kernel
11s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/01/2024, 11:35

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General

Target

5b22ffad0a238d71952d60010852386b.exe
Size

442KB
MD5

5b22ffad0a238d71952d60010852386b
SHA1

031e873003ac4380004269b6f22d2dfc1581bacd
SHA256

a88b53bcd90870eccd0429e4232ce4b4eb11745117248397fa4d40a8d85d0e8e
SHA512

d57b20b531e6a0a1a78f4571d129a126e949ad71c9f3385164f83436818d74cfa00cfb8c084407e3b616d9627d3e9767ddfbbe78358d7b75bb812f2e8e8de68d
SSDEEP

12288:w61aABLUzgOw6UVnYtsAXejgrqHUvZmVxF2:LpVaUVnYtsAu8u1

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4956	rar.exe
2760	systen.exe

Drops file in Windows directory 14 IoCs

description	ioc	Process
File created	\??\c:\windows\ime\125.bat	5b22ffad0a238d71952d60010852386b.exe
File created	\??\c:\windows\ime\00.txt	rar.exe
File opened for modification	\??\c:\windows\ime\00.txt	rar.exe
File opened for modification	\??\c:\windows\ime\systen.exe	cmd.exe
File created	\??\c:\windows\ime\systen.exe	cmd.exe
File opened for modification	\??\c:\windows\ime\00.vbs	cmd.exe
File opened for modification	\??\c:\windows\ime\usbhard.rar	5b22ffad0a238d71952d60010852386b.exe
File opened for modification	\??\c:\windows\ime\ok1.bat	5b22ffad0a238d71952d60010852386b.exe
File created	\??\c:\windows\ime\systen.txt	rar.exe
File created	\??\c:\windows\ime\00.vbs	cmd.exe
File opened for modification	\??\c:\windows\ime\ok.rar	5b22ffad0a238d71952d60010852386b.exe
File opened for modification	\??\c:\windows\ime\rar.exe	5b22ffad0a238d71952d60010852386b.exe
File created	\??\c:\windows\ime\md5.txt	cmd.exe
File opened for modification	\??\c:\windows\ime\systen.txt	rar.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
1776	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4560	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1776	taskkill.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3572	5b22ffad0a238d71952d60010852386b.exe
2760	systen.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 3572 wrote to memory of 1400	3572	5b22ffad0a238d71952d60010852386b.exe	96
PID 3572 wrote to memory of 1400	3572	5b22ffad0a238d71952d60010852386b.exe	96
PID 3572 wrote to memory of 1400	3572	5b22ffad0a238d71952d60010852386b.exe	96
PID 1400 wrote to memory of 1776	1400	cmd.exe	98
PID 1400 wrote to memory of 1776	1400	cmd.exe	98
PID 1400 wrote to memory of 1776	1400	cmd.exe	98
PID 1400 wrote to memory of 4956	1400	cmd.exe	99
PID 1400 wrote to memory of 4956	1400	cmd.exe	99
PID 1400 wrote to memory of 4956	1400	cmd.exe	99
PID 3572 wrote to memory of 4364	3572	5b22ffad0a238d71952d60010852386b.exe	102
PID 3572 wrote to memory of 4364	3572	5b22ffad0a238d71952d60010852386b.exe	102
PID 3572 wrote to memory of 4364	3572	5b22ffad0a238d71952d60010852386b.exe	102
PID 4364 wrote to memory of 4560	4364	cmd.exe	104
PID 4364 wrote to memory of 4560	4364	cmd.exe	104
PID 4364 wrote to memory of 4560	4364	cmd.exe	104
PID 4364 wrote to memory of 3108	4364	cmd.exe	105
PID 4364 wrote to memory of 3108	4364	cmd.exe	105
PID 4364 wrote to memory of 3108	4364	cmd.exe	105
PID 1400 wrote to memory of 2760	1400	cmd.exe	101
PID 1400 wrote to memory of 2760	1400	cmd.exe	101
PID 1400 wrote to memory of 2760	1400	cmd.exe	101

Views/modifies file attributes 1 TTPs 11 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
3108	attrib.exe
2232	attrib.exe
4680	attrib.exe
2204	attrib.exe
2740	attrib.exe
980	attrib.exe
4492	attrib.exe
4516	attrib.exe
1820	attrib.exe
408	attrib.exe
884	attrib.exe

C:\Users\Admin\AppData\Local\Temp\5b22ffad0a238d71952d60010852386b.exe
"C:\Users\Admin\AppData\Local\Temp\5b22ffad0a238d71952d60010852386b.exe"
1⤵
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3572
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c c:\windows\ime\125.bat
  2⤵
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:1400
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /f /t /im ksafetray.exe
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1776
- - \??\c:\windows\ime\rar.exe
    "c:\windows\ime\Rar.exe" e -y -ping c:\windows\ime\usbhard.rar c:\windows\ime\
    3⤵
    - Executes dropped EXE
    - Drops file in Windows directory
    PID:4956
- - \??\c:\windows\ime\systen.exe
    c:\windows\ime\systen.exe
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetWindowsHookEx
    PID:2760
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c c:\windows\ime\ok1.bat
      4⤵
      PID:2352
    - - \??\c:\windows\web\lsoss.exe
        
        c:\windows\web\lsoss.exe
        5⤵
        
        PID:5044
- - C:\Windows\SysWOW64\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\windows\ime\00.vbs"
    3⤵
    PID:2204
- - C:\Windows\SysWOW64\attrib.exe
    attrib +H +R g:\setprter
    3⤵
    - Views/modifies file attributes
    PID:1820
- - C:\Windows\SysWOW64\attrib.exe
    attrib +H +R h:\setprter
    3⤵
    - Views/modifies file attributes
    PID:408
- - C:\Windows\SysWOW64\attrib.exe
    attrib -H -R h:\~1
    3⤵
    - Views/modifies file attributes
    PID:884
- - C:\Windows\SysWOW64\attrib.exe
    attrib -H -R g:\~1
    3⤵
    - Views/modifies file attributes
    PID:2232
- - C:\Windows\SysWOW64\attrib.exe
    attrib +H +R f:\setprter
    3⤵
    - Views/modifies file attributes
    PID:4680
- - C:\Windows\SysWOW64\attrib.exe
    attrib -H -R f:\~1
    3⤵
    - Views/modifies file attributes
    PID:2204
- - C:\Windows\SysWOW64\attrib.exe
    attrib +H +R e:\setprter
    3⤵
    - Views/modifies file attributes
    PID:2740
- - C:\Windows\SysWOW64\attrib.exe
    attrib -H -R e:\~1
    3⤵
    - Views/modifies file attributes
    PID:980
- - C:\Windows\SysWOW64\attrib.exe
    attrib +H +R d:\setprter
    3⤵
    - Views/modifies file attributes
    PID:4492
- - C:\Windows\SysWOW64\attrib.exe
    attrib -H -R d:\~1
    3⤵
    - Views/modifies file attributes
    PID:4516
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\11a.bat
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4364
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 1
    3⤵
    - Runs ping.exe
    PID:4560
- - C:\Windows\SysWOW64\attrib.exe
    attrib -S -H c:\ma.exe
    3⤵
    - Views/modifies file attributes
    PID:3108

C:\windows\ime\rar.exe
"C:\windows\ime\Rar.exe" e -y -ping C:\windows\ime\ok.rar c:\windows\web\
1⤵
PID:980

C:\Windows\system32\wbem\scrcons.exe
C:\Windows\system32\wbem\scrcons.exe -Embedding
1⤵
PID:4488
- C:\Windows\IME\systen.exe
  "C:\Windows\IME\systen.exe"
  2⤵
  PID:2868
- C:\Windows\IME\systen.exe
  "C:\Windows\IME\systen.exe"
  2⤵
  PID:3184

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Discovery

Remote System Discovery

T1018

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\11a.bat

Filesize
226B

MD5
c5b668ed624cf3fcd5e6b033b1afe672

SHA1
836df8c8b2bc10a26ef0fa8c1720447be9600ab7

SHA256
c10007d28ae7e188900a52b4b30a1e3392440dce1a5264c442a53b4ba35b581f

SHA512
274d894a64fc1ed3d3c82dccb5418e6e83ec94ad43a4ebd7101cf1dedcbf92366ff2714ab5123a2f1623cea137268377f9e3268fb4e757dfa9de61802494c671

Download Submit
C:\Windows\IME\00.vbs

Filesize
57KB

MD5
12149987af581b174ffd2a6cdfe3381b

SHA1
0c5c2cb3014b1c730bf9fcc2338abbb1c0528ed1

SHA256
11009a1bd14dda33b937aa4904d739025d2d98c5f05e1235d9f531d4f6812ce9

SHA512
d3ffe1675b4fda94400c44caf73ed443ea88fca8cd96fefd10a1cb6f8e79f3b3654789a36b860620b3b33863c3245e9f15bd43e82087f242b1f02f4a1dc5999e

Download Submit
C:\Windows\IME\rar.exe

Filesize
310KB

MD5
0a5680183c0089a64621e211917664d8

SHA1
8525d73c99e28413e97a094c99950e1806786246

SHA256
c7d6bfe9d26d1ecdd9f2e7f3f892a4d32030949937f86938edcb1995655c2814

SHA512
b843b8994c764c3761bef8d34eefb312c9d9567b3f4aadc38008caf42d0cdb82c33276203e4210adcc1e8c567268ebdf01a0a1e839694811932889ac971bb051

Download Submit
C:\Windows\IME\systen.exe

Filesize
104KB

MD5
4d60faf0ab503e00d0470d21a018109d

SHA1
d4e47f6a1b8e6c40cac91f683c0d1dfa0161c364

SHA256
ec61669f8c6e1cccf1a2ee6dfca852a73b05c7f1ca9dd974e2af1525dbfc0d55

SHA512
ebfcaa50899be339a4bef98e60274c4ce338c835028bdbaa08ab481dfe2798b13fe9691dc4ad35b2b90ca31feeca2919dc6b89db9ec27294d958b999af4d6e64

Download Submit
C:\Windows\IME\systen.exe

Filesize
669KB

MD5
3e5c5570bdd844ac8737629281158480

SHA1
25915fa51c4d3f2826c024a53195bc188158aca0

SHA256
a272adfd6d8c3a19937cb79216decd88dc88aa80b2cd29cbf1fdc0b52104beaa

SHA512
3ea8478f4a2a38eecd35216245e1eaa1c0f1e0dffb479cd82d4adefaee672c48a14a85fcdf3e3ba57414f85828cf6cb25f2540c61b85d501c2aeceb62af0a572

Download Submit
C:\Windows\IME\systen.exe

Filesize
610KB

MD5
7cc94161e6eff8ff71fc4632a7f29402

SHA1
154a27333872761f2da366dd1c19f71c515d1167

SHA256
e2a82289fc05abb5ed9adafe07e5ccdf246e87dd670765d358e87c98702d0dc6

SHA512
d002b54f6df78d519847914a3cd9872ec6f8ed02eb8df5b169d41d3cd8a8e7fe2453cc2edb505ded791573cbbe9f386513e2be19787b8b830d763c32ce66004f

Download Submit
C:\Windows\Web\lsoss.exe

Filesize
263KB

MD5
1a7e3aaa48236b6f5f708cc2ec581205

SHA1
c691ac732c4d6eef86890db83a1c514a3c9c9183

SHA256
4a4145eab5f0b6665b2e42dab1b2b20779e9d8d9bac2774c11cff0c69adf13f3

SHA512
d8bc86254db09ed73c9621d5267f28bbbb454df25e50c9602870a4d984bc37f74fc4b17b1f26605f1a9cf88f8334700c6164c64635bd13ea9ad50726cb8e9aa7

Download Submit
C:\windows\ime\00.vbs

Filesize
391KB

MD5
8057f88dd672fa05e5e5dbeacdcd0737

SHA1
8492baf32833d00fa6ea8a412d3999342300b8e1

SHA256
70eee972629390ee0466efdb166ccc26e6a8d3946ca2b619aefcd363b9a608cf

SHA512
dceee583e8ff8aaf847dcb32f707ed1f0ddeafd1a94d036c0af7990f994e72d0ae9ea1a62ca9eafbe86679c54d2f1bc6ce88d12a326f98452769eeaac9af88e7

Download Submit
C:\windows\ime\md5.txt

Filesize
806B

MD5
b871fe74597f5cb4116bc4075633c8b1

SHA1
6517e5738579d67dcb09bc0e25fab0f6b723d7e4

SHA256
48ce1c40121e71173d2d5908d2c6d76e66704679a2106e0b1d5ca7b32ad00b0a

SHA512
6900c7858c4a559cce7bf39648e7a671d3b8a96d46fd0a295aac8fd70d353ed4bc5d5da47620a140bc2cfd2e21d15b977059ce9a9712fcaba17367eb4d39a3b2

Download Submit
C:\windows\ime\ok.rar

Filesize
266KB

MD5
0e613f2d4f256de6a97d4fb2dfddd2a6

SHA1
46a040447ba9887a99cdafeb636bee9d89341b09

SHA256
7beb29fefc719dd8c93484a44e92c7e765383cf8df9df9c29ca6fa745d53e074

SHA512
0c7e88e2142ef936fea918fc485122330842a1c743632b96feecfc04a5918ba76d311575e5defe25ba63bb2047311b3f53035fd76497523ec4339d051c6b2050

Download Submit
\??\c:\windows\ime\00.txt

Filesize
142KB

MD5
a2dd00710d7cd43c8c47b45f34e8b44f

SHA1
48606ae8607995e286340a14b131bf0c34fd214d

SHA256
7f305c00470fb2a7c5692e13597dd6a29a92aee2adb3d7234b8e0042ed8cedc1

SHA512
b05ff16b94d74d7051a68d035131e22812ce6ae0ddaefb9f3aae8eea13858c7f86e7c0204b4b2fc5639bd766af425ed84f051cea04ccf9f95ddb23b2adca35a5

Download Submit
\??\c:\windows\ime\125.bat

Filesize
1KB

MD5
035e07735205d1aac8c9553c957c1feb

SHA1
e9dc50bc762882a63a1d3a20642b6f32113a5b96

SHA256
b4eec69f711d4b18ea51a888a5aeb6698842a727f0ed2e749e0740e57094bdb5

SHA512
cf3abfd74dd3347970b233e6f44e77585699dd50abf10cebd0e4e17ff9be2f22fad8a29dc367b363e8f0577fba400ce3d4e2195f3f0a1f4e5653ec21fed72024

Download Submit
\??\c:\windows\ime\ok1.bat

Filesize
360B

MD5
f38e24920e7c9520b8f5e37a6509a5be

SHA1
fb5bc29edad40738582917711458e146e417e125

SHA256
ef8e7af75bb2f474d9a7df2ebec6bbe7d22ebd848f95cc1f26a23a0f20fa1cdd

SHA512
5f57dac2f0125ef2d7feb480b57a93440344199972cdcf154799837c004eaf7abcdacc35fa258fd1515499539e0a4c023dac4875eec6dc4d2b7cda26bc068800

Download Submit
\??\c:\windows\ime\systen.exe

Filesize
269KB

MD5
10c19212478e4e7558b8581020a60631

SHA1
5864c402941f87c8666cacb73154d932ac654684

SHA256
1e34f27d5d063e5a83210fa75c826370cc71cfc66b3833737ec75901112ef2cf

SHA512
8118151eb31b37315f697e05e16f129b4a1e6af93868c2bbf55c415ebda61cdd1d7a7925656d2ae4145786562c80a2c7aedb9158816438e0cfe46ee26fd7dc7b

Download Submit
\??\c:\windows\ime\systen.txt

Filesize
2.4MB

MD5
7dcac5ed19ded29e3800920881c4868a

SHA1
49778397e3c9186884b016f77af09aca1118f50d

SHA256
1bbf2bca25ebd0f0d0d65566d37312d8197332c6b0b74da1bb245c8da2c5d39a

SHA512
67b330125c22ca8f98da3111652e518aa9bc6fbc1c5b5491f670d6c758b0842d00f21c33085c2c2301e29a35ca1b425ff9e228689f05b28877958f6b52d841a0

Download Submit
\??\c:\windows\ime\usbhard.rar

Filesize
5KB

MD5
394fae3c2a908e0a9d7a5b1ff1fea0d1

SHA1
b9f3332acfa58b401f35fc3aa4aaee23fcdb91ae

SHA256
c61298d4c55156a95e61522a3f0bd0f381eec23455c73005f1e0133d01fe1d72

SHA512
308fb917051e8792741852e0d74a955ea0b3b7e75219c0a43e17cfef7e57a2d48dc5cf4ea76f7de404f0f5d0ece4bd7df267762a215bcc594f8c80f733f105fa

Download Submit
\??\c:\windows\web\lsoss.exe

Filesize
358KB

MD5
0c3e631a8bacf7dba786085a62fd332c

SHA1
5f0cae565140a570eb230a04f0a3112666c503f4

SHA256
7899f52d1a62cb2137bd95c6c828c371bcc21143b21c1edef02503203b723d0d

SHA512
ebadd38c5d3e187277d4faaf84bf94e9bc44fb788e05c964df9be0867703576c3936e1a6a93f8ac6432419ca497bf802548b64705271ede9bca4ae1a3322143f

Download Submit
\??\c:\windows\web\lsoss.txt

Filesize
354KB

MD5
177468e1b59e2b56264047795cddd88c

SHA1
d070fd60f1ffcececc6c2b6d3321e77f7ec00b72

SHA256
b59b82cb4d39181d9beb116407222cb9688650f6ef25bcbcff4e9ff3d92af17b

SHA512
c754dcaa500ae858504c70274b3037af78358d5dcf1c724055217e35ef90ccaa66ae213fb7f2f5e47eee86ac318a4f32969e8ecc696ba13fd4fcf4e8891401a9

Download Submit
memory/980-49-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/3572-26-0x0000000000400000-0x00000000004A2000-memory.dmp

Filesize
648KB

Download
memory/3572-0-0x0000000000400000-0x00000000004A2000-memory.dmp

Filesize
648KB

Download
memory/3572-1-0x00000000001C0000-0x00000000001C3000-memory.dmp

Filesize
12KB

Download
memory/4956-20-0x0000000000400000-0x0000000000460000-memory.dmp

Filesize
384KB

Download
memory/5044-59-0x0000000002210000-0x0000000002211000-memory.dmp

Filesize
4KB

Download
memory/5044-57-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/5044-58-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/5044-60-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/5044-61-0x0000000000620000-0x0000000000621000-memory.dmp

Filesize
4KB

Download
memory/5044-63-0x0000000002210000-0x0000000002211000-memory.dmp

Filesize
4KB

Download
memory/5044-71-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download
memory/5044-72-0x0000000000400000-0x00000000004B7000-memory.dmp

Filesize
732KB

Download