137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86

Analysis

max time kernel
122s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07/11/2024, 02:08

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General

Target
137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe
Size 933KB
Sample241107-ckph3avpgr
SHA256 137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86
MD5 643c1b8444da8c89fa83aed917307b6c
SHA1 dda8fa31873ef7f27e22f712a2e0b6a7ae91a582
SHA512 61636bf0eabf40ef8085a68170339184a73b7a3a528604853a75e577b549240de7a78a1c879757b510a13746184caf678d05e1e77c8c7a9241cbd7c2e2b87def
SSDEEP 12288:2dD2EUL1JUodNF0bzjryAqlBGWcz+izP1niQPqDEfRuLCMrecszC/:wD2EK1JzW3jGxBGDaizPkY6/mMScs2
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 6 IoCs

pid	Process
2440	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe
2440	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe
2440	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe
2440	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe
2440	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe
2440	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2412	2440	WerFault.exe	27

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2412	2440	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe	28
PID 2440 wrote to memory of 2412	2440	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe	28
PID 2440 wrote to memory of 2412	2440	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe	28
PID 2440 wrote to memory of 2412	2440	137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe	28

C:\Users\Admin\AppData\Local\Temp\137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe
"C:\Users\Admin\AppData\Local\Temp\137742d1bb597a2818431b1634f38a9d93069afc1657955ef7144c152eb26f86.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2440 -s 528
  2⤵
  - Program crash
  PID:2412

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

LangDLL.dll

Path \Users\Admin\AppData\Local\Temp\nsj8EAA.tmp\LangDLL.dll
Size 5KB
SHA256 d65875bb4bc121f81384d55fde90dd9eb9ad1878cd8a02bcb5c8a933c3987a61
MD5 61f69388ae89d61a3d838cbcf81b4f82
SHA1 e595c0236a373a6ac79c334dc183ee03ca8f8ecd
SHA512 21d34738cc21c1ef6b0ef1ac53659cdab224bbc20ea983f9a952a2cb4b5785a07bb18c0acf22a0d12a94795e1fc6d314f442c923bb1a93b675edac8c6aacf469
SSDEEP 48:im1CEhqneMPUptuMMNvimk2BAZuMTRCpYEvJdUJvR0JCof5dwe:F10pl9NLBAZuYtR0hd
MD5 SHA1 SHA512 SSDEEP

Submit Download

System.dll

Path \Users\Admin\AppData\Local\Temp\nsj8EAA.tmp\System.dll
Size 11KB
SHA256 d09a8b3ade4ba4b7292c0b3da1bcb4b6c6e2012e0ccfd5e029a54af73a9e1b57
MD5 4ca4fd3fbefa2f6e87e6e9ee87d1c0b3
SHA1 7cdbeb5ff2b14b86af04e075d0ca651183ea5df4
SHA512 cf0f415a97fdc74568297fed4f1295d0d2aef487a308141144ef8d5f04c669ef4795c273e745b81065429adde113fcdedf4c22717a7aeef60fdcd8d4d46f97f8
SSDEEP 192:EPtkiQJr7V9r3HcU17S8g1w5xzWxy6j2V7i77blbTc4W:j7VpNo8gmOyRsVc4
MD5 SHA1 SHA512 SSDEEP