06e4228c5adad3071ef7ef68efa8b9d9c560a217119a41e8c0665f0bc74784b0

Analysis

max time kernel
86s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 12:56

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General

Target

df385c0bdce4ae212b55851f8973562f.exe
Size

1.0MB
MD5

df385c0bdce4ae212b55851f8973562f
SHA1

1e4b370bc3497dd56433615fc7815e46af2759eb
SHA256

06e4228c5adad3071ef7ef68efa8b9d9c560a217119a41e8c0665f0bc74784b0
SHA512

df84204dea2d70d0e503208890e537bacb09c0c850dc430bd20d4f6a5f3ef1d48135267d3e1bcf93eae387b110a8bddbf08b098ec5eb3025bb6a2bd6180cd9c0
SSDEEP

24576:BHuFhCwUuqDluBMfEhJX3z5mKhwbLeoMMF:ehxqDosEL3F/w+MF

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 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-1-5-21-3045580317-3728985860-206385570-1000\Control Panel\International\Geo\Nation	df385c0bdce4ae212b55851f8973562f.exe

Executes dropped EXE 4 IoCs

pid	Process
5008	smes.exe
4664	smes.exe
844	smes.exe
1156	smes.exe

Loads dropped DLL 6 IoCs

pid	Process
548	df385c0bdce4ae212b55851f8973562f.exe
548	df385c0bdce4ae212b55851f8973562f.exe
844	smes.exe
1156	smes.exe
1156	smes.exe
1156	smes.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
548	df385c0bdce4ae212b55851f8973562f.exe
548	df385c0bdce4ae212b55851f8973562f.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	5008	smes.exe
Token: SeDebugPrivilege	4664	smes.exe
Token: SeDebugPrivilege	844	smes.exe
Token: 33	844	smes.exe
Token: SeIncBasePriorityPrivilege	844	smes.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1156	smes.exe
1156	smes.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 548 wrote to memory of 4460	548	df385c0bdce4ae212b55851f8973562f.exe	91
PID 548 wrote to memory of 4460	548	df385c0bdce4ae212b55851f8973562f.exe	91
PID 548 wrote to memory of 4460	548	df385c0bdce4ae212b55851f8973562f.exe	91
PID 548 wrote to memory of 4504	548	df385c0bdce4ae212b55851f8973562f.exe	93
PID 548 wrote to memory of 4504	548	df385c0bdce4ae212b55851f8973562f.exe	93
PID 548 wrote to memory of 4504	548	df385c0bdce4ae212b55851f8973562f.exe	93
PID 4460 wrote to memory of 5008	4460	cmd.exe	95
PID 4460 wrote to memory of 5008	4460	cmd.exe	95
PID 4460 wrote to memory of 5008	4460	cmd.exe	95
PID 4460 wrote to memory of 4664	4460	cmd.exe	96
PID 4460 wrote to memory of 4664	4460	cmd.exe	96
PID 4460 wrote to memory of 4664	4460	cmd.exe	96
PID 844 wrote to memory of 1156	844	smes.exe	98
PID 844 wrote to memory of 1156	844	smes.exe	98
PID 844 wrote to memory of 1156	844	smes.exe	98

C:\Users\Admin\AppData\Local\Temp\df385c0bdce4ae212b55851f8973562f.exe
"C:\Users\Admin\AppData\Local\Temp\df385c0bdce4ae212b55851f8973562f.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:548
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c "C:\ProgramData\smes\u.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4460
- - C:\ProgramData\smes\smes.exe
    smes.exe -install
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:5008
- - C:\ProgramData\smes\smes.exe
    smes.exe -start
    3⤵
    - Executes dropped EXE
    - Suspicious use of AdjustPrivilegeToken
    PID:4664
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\temg_tmp.bat"
  2⤵
  PID:4504

C:\ProgramData\smes\smes.exe
C:\ProgramData\smes\smes.exe
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:844
- C:\ProgramData\smes\smes.exe
  C:\ProgramData\smes\smes.exe -run
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of SetWindowsHookEx
  PID:1156

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

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Downloads

C:\ProgramData\kingsoft\kws\kws.ini

Filesize
720B

MD5
ffc3088dc68b14616fc334ce25f7c4ec

SHA1
83ea5e504ba582fd0db81371888b2d2d36012af8

SHA256
f39e009b78bbca138cf7ca72023390afe0e9ab1980eb0e326e637186a1249872

SHA512
b3c29e4513ba21d9588661eeffe029bdc5a2317cb3345cbe945f50df9688732d478e614e67a64f87d9cdf2c284eaeb9c497feef69ee71a621f4fc009bf1c09b4

Download Submit
C:\ProgramData\smes\KWSSVC.log

Filesize
202B

MD5
7221f3e22a01f692acdfe9dde7987b71

SHA1
27d23ac152f2b0fad779f9b6a04121187398c8a5

SHA256
95f076e6a9e3888ca56e4e1c7fd109955e2ff2b65b90967f534e9fe0ccab21ba

SHA512
f5cf1abbcda618db2decb49ebbc0793438874dcfd9de65d1dd403858d1af3355508db357055c7c9771f50845353e7a808738d5a2b884dbe356c710bd13b65444

Download Submit
C:\ProgramData\smes\KWSSVC.log

Filesize
356B

MD5
403af7ceaba218fa0f36cb259f6659b4

SHA1
c9fbfe64aeabdebe61901e956be1d57af3ea540b

SHA256
0b5e1c9a325c9c5e60ac1369fb6a502419e6eebb5a49becffeca80f156aeab22

SHA512
910b8c0ce5fd81a244f3f0bf21d1d79ab3af54d57877ce7cbad0fd0c79960792cd3b9b3977bdc80d6363db2e52eab73cdf1ed087d3b15f026ebf6bc5dcd80003

Download Submit
C:\ProgramData\smes\KWSSVC.log

Filesize
546B

MD5
2ec78e5a4e5d039dd74ecc7b0f839836

SHA1
33ddd50406bb16525cfe1cb868a785bbf3c00738

SHA256
f4260dfe41146fe1216ad8de7d630f077c1f51b7e3fc90bbe63a693d5ac2e52a

SHA512
4c5713931e920cbd63d02048b173959fd528b6b7bb434ca0c4377f1b579b9380df9799c5aad3d20968ffbd153af77c0789d6df258792f8c1d614f30d4742f4ea

Download Submit
C:\ProgramData\smes\kswebshield.dll

Filesize
441KB

MD5
7851449473178f9782263d51bc5e3bbc

SHA1
ad5148ee1bed2348b320c62c025d52fbcbb28799

SHA256
c3bc7ec8428f0bb210a0597c9a0cad1be412b7fa46ea006819a3df9ac23118b4

SHA512
b01fc37ac84b81df8d7657000295aed7eb50aaf7f13ab2b2be9030c9f83ed1559318c83c78b4a29926d7d30e9eea9538d123ef4a649179be5a5b54ee71ed9b49

Download Submit
C:\ProgramData\smes\kwssp.dll

Filesize
425KB

MD5
bf5dcfd9da0514334d41cbd80d2a9138

SHA1
802f9e0b82edca56be08a33b2ba874b34c31f1e3

SHA256
f9506cf9a87aa6bfbf07f2124f2785a711b27a70839ebb95bdd4b2cf747fb060

SHA512
246796f2e201cde30043eaa2c0ffb4d2b3bea2bae97261a022824c31a42d2b08998b1bdcd436e8392bdd153dd6fadf9ba69361c7316a6bfda5d475678b7aa5cc

Download Submit
C:\ProgramData\smes\kwsui.dll

Filesize
433KB

MD5
45199dab51eeece95728abfe25e18f35

SHA1
59ab0fe25aa2adc253adbecba6862e7432df1c39

SHA256
a22006861cac6a849346282e2f7729deeb8f68bf29f13c15ae33d20311f77391

SHA512
825c6ae1f88cec3d6c469e6a15cad0430845ecc8d436777092f4c5fe8ecd02abbfeb3e2a17b2f4896b9d6e4b2d229a8b83bfdda75a3e025fc32f86610c6eef12

Download Submit
C:\ProgramData\smes\smes.exe

Filesize
209KB

MD5
1fa47f5b173cee5ef9c3ee1bda0c321e

SHA1
60ee40236f960affb01d569a32e1b05888bb081a

SHA256
b21526716068d2a8550780038e2b5ddb843d77890a07ec82ed9ce9dd0be52c64

SHA512
01f39376269a75510347fcf66ff2585b25d5e6e10e26b7feefa3af66e712a5f50c62bff6d40abee733e1ce965d17a2e443664838268eb7c7a2e36fc1c024224d

Download Submit
C:\ProgramData\smes\u.bat

Filesize
44B

MD5
704efba1aee1454561da552dda430498

SHA1
d20fb96683f769eb9cef1b0a068bcba70aeab9c2

SHA256
80b08d35bd27636e0774ce35ab57306f76edc6a0f7058cb1f93733cdf88bf94c

SHA512
7e0c9ede686238703af4893af8842c05c48ab1681ae273b32d8085cf1a17aae946c0c823a0a418787522a551d684367259ff8203ebca6e4ec69b6ded95231bd0

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj5CF6.tmp\AccessControl.dll

Filesize
10KB

MD5
055f4f9260e07fc83f71877cbb7f4fad

SHA1
a245131af1a182de99bd74af9ff1fab17977a72f

SHA256
4209588362785b690d08d15cd982b8d1c62c348767ca19114234b21d5df74ddc

SHA512
a8e82dc4435ed938f090f43df953ddad9b0075f16218c09890c996299420162d64b1dbfbf613af37769ae796717eec78204dc786b757e8b1d13d423d4ee82e26

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj5CF6.tmp\FindProcDLL.dll

Filesize
3KB

MD5
8614c450637267afacad1645e23ba24a

SHA1
e7b7b09b5bbc13e910aa36316d9cc5fc5d4dcdc2

SHA256
0fa04f06a6de18d316832086891e9c23ae606d7784d5d5676385839b21ca2758

SHA512
af46cd679097584ff9a1d894a729b6397f4b3af17dff3e6f07bef257bc7e48ffa341d82daf298616cd5df1450fc5ab7435cacb70f27302b6db193f01a9f8391b

Download Submit
C:\Users\Admin\AppData\Local\Temp\temg_tmp.bat

Filesize
121B

MD5
145d6935eab4d3b74db78ccb32660952

SHA1
c5791c9a08b530551f6d202a101f6e37949502b1

SHA256
0f2aecc24429920d9601a2beb31003815895784836a68912b49beebe51693513

SHA512
ab730f5aa6b0296427c31296851140df0427223c8c0bf20cccf7a765c3ee396e9b61c0e12427debde8aa6afdef63549bf5f4dace96832ce296db5ed43bf4b666

Download Submit
memory/548-5-0x0000000010000000-0x0000000010003000-memory.dmp

Filesize
12KB

Download
memory/1156-49-0x00000000020D0000-0x0000000002141000-memory.dmp

Filesize
452KB

Download